miscellaneous and its Impurities

Miscellaneous Chemicals typically refers to a broad and diverse category of chemical substances that don't neatly fit into more specific classifications like commodity chemicals, specialty chemicals, or fine chemicals. Reference standards of Miscellaneous API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 100 results for miscellaneous Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 27 0032437

N-(Azido-peg3)-n-boc-peg4-t-butyl ester

N-(Azido-peg3)-n-boc-peg4-t-butyl ester


  • Catalogue No.:PA 27 0032437

  • CAS :

    2112731-94-7

  • Molecular Formula : C28H54N4O11

  • Molecular Weight : 622.76

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032438

N-(Azido-PEG3)-N-Boc-PEG4-acid

N-(Azido-PEG3)-N-Boc-PEG4-acid


  • Catalogue No.:PA 27 0032438

  • CAS :

    2112731-95-8

  • Molecular Formula : C24H46N4O11

  • Molecular Weight : 566.65

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032439

N-(Azido-peg3)-n-boc-peg4-nhs ester

N-(Azido-peg3)-n-boc-peg4-nhs ester


  • Catalogue No.:PA 27 0032439

  • CAS :

    2112731-96-9

  • Molecular Formula : C28H49N5O13

  • Molecular Weight : 663.72

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032440

N-(Propargyl-PEG4-carbonyl)-N-bis(PEG1-methyl ester)

N-(Propargyl-PEG4-carbonyl)-N-bis(PEG1-methyl ester)


  • Catalogue No.:PA 27 0032440

  • CAS :

    2112732-01-9

  • Molecular Formula : C24H41NO11

  • Molecular Weight : 519.59

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032441

tert-butyl 1-azido-12-(tert-butoxycarbonyl)-3,6,9,15,18,21-hexaoxa-12-azatetracosan-24-oate

tert-butyl 1-azido-12-(tert-butoxycarbonyl)-3,6,9,15,18,21-hexaoxa-12-azatetracosan-24-oate


  • Catalogue No.:PA 27 0032441

  • CAS :

    2112732-03-1

  • Molecular Formula : C26H50N4O10

  • Molecular Weight : 578.7

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032442

N-(Hydroxy-peg3)-n-bis(peg4-t-butyl ester)

N-(Hydroxy-peg3)-n-bis(peg4-t-butyl ester)


  • Catalogue No.:PA 27 0032442

  • CAS :

    2112734-70-8

  • Molecular Formula : C38H75NO16

  • Molecular Weight : 802.01

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032444

tert-butyl 2,2-dimethyl-4-oxo-3,8,11,14,17,23,26,29,32-nonaoxa-5,20-diazapentatriacontan-35-oate

tert-butyl 2,2-dimethyl-4-oxo-3,8,11,14,17,23,26,29,32-nonaoxa-5,20-diazapentatriacontan-35-oate


  • Catalogue No.:PA 27 0032444

  • CAS :

    2112737-17-2

  • Molecular Formula : C30H60N2O12

  • Molecular Weight : 640.81

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032445

Di-tert-butyl 16-(2-(2-(2-(2-(aminooxy)ethoxy)ethoxy)ethoxy)ethyl)-4,7,10,13,19,22,25,28-octaoxa-16-azahentriacontanedioate

Di-tert-butyl 16-(2-(2-(2-(2-(aminooxy)ethoxy)ethoxy)ethoxy)ethyl)-4,7,10,13,19,22,25,28-octaoxa-16-azahentriacontanedioate


  • Catalogue No.:PA 27 0032445

  • CAS :

    2112737-19-4

  • Molecular Formula : C38H76N2O16

  • Molecular Weight : 817.02

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032446

N-(Azido-peg4)-n-boc-peg4-t-butyl ester

N-(Azido-peg4)-n-boc-peg4-t-butyl ester


  • Catalogue No.:PA 27 0032446

  • CAS :

    2112737-20-7

  • Molecular Formula : C30H58N4O12

  • Molecular Weight : 666.81

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032447

Propargyl-PEG10-amine

Propargyl-PEG10-amine


  • Catalogue No.:PA 27 0032447

  • CAS :

    2112737-25-2

  • Molecular Formula : C23H45NO10

  • Molecular Weight : 495.61

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032449

N-(t-Boc-Aminooxy-PEG2)-N-bis(PEG3-propargyl)

N-(t-Boc-Aminooxy-PEG2)-N-bis(PEG3-propargyl)


  • Catalogue No.:PA 27 0032449

  • CAS :

    2112737-60-5

  • Molecular Formula : C29H52N2O11

  • Molecular Weight : 604.74

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032450

M-Peg8-(ch2)12-phosphonic acid ethyl ester

M-Peg8-(ch2)12-phosphonic acid ethyl ester


  • Catalogue No.:PA 27 0032450

  • CAS :

    2112737-70-7

  • Molecular Formula : C31H65O11P

  • Molecular Weight : 644.82

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032451

N-(Aminooxy-PEG2)-N-bis(PEG3-propargyl)

N-(Aminooxy-PEG2)-N-bis(PEG3-propargyl)


  • Catalogue No.:PA 27 0032451

  • CAS :

    2112737-71-8

  • Molecular Formula : C24H44N2O9

  • Molecular Weight : 504.62

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032452

Dspe-peg5-azide

Dspe-peg5-azide


  • Catalogue No.:PA 27 0032452

  • CAS :

    2112737-73-0

  • Molecular Formula : C54H105N4O14P

  • Molecular Weight : 1065.42

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032453

N-(Tos-peg4)-n-bis(peg4-t-butyl ester)

N-(Tos-peg4)-n-bis(peg4-t-butyl ester)


  • Catalogue No.:PA 27 0032453

  • CAS :

    2112737-74-1

  • Molecular Formula : C45H81NO18S

  • Molecular Weight : 956.19

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032454

tert-butyl (3,6,9,12,15,18,21-heptaoxatetracos-23-yn-1-yl)carbamate

tert-butyl (3,6,9,12,15,18,21-heptaoxatetracos-23-yn-1-yl)carbamate


  • Catalogue No.:PA 27 0032454

  • CAS :

    2112737-90-1

  • Molecular Formula : C22H41NO9

  • Molecular Weight : 463.57

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032456

Dspe-peg5-propargyl

Dspe-peg5-propargyl


  • Catalogue No.:PA 27 0032456

  • CAS :

    2112737-93-4

  • Molecular Formula : C55H104NO14P

  • Molecular Weight : 1034.4

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032457

m-PEG10-azide

m-PEG10-azide


  • Catalogue No.:PA 27 0032457

  • CAS :

    2112738-12-0

  • Molecular Formula : C21H43N3O10

  • Molecular Weight : 497.59

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032459

Dspe-peg4-dbco

Dspe-peg4-dbco


  • Catalogue No.:PA 27 0032459

  • CAS :

    2112738-14-2

  • Molecular Formula : C71H116N3O15P

  • Molecular Weight : 1282.69

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032460

DSPE-PEG4-acid

DSPE-PEG4-acid


  • Catalogue No.:PA 27 0032460

  • CAS :

    2112738-58-4

  • Molecular Formula : C52H100NO15P

  • Molecular Weight : 1010.34

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032461

N-Mal-N-bis(PEG4-NHS ester)

N-Mal-N-bis(PEG4-NHS ester)


  • Catalogue No.:PA 27 0032461

  • CAS :

    2112738-60-8

  • Molecular Formula : C37H54N4O19

  • Molecular Weight : 858.85

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032464

Benzyl-PEG2-ethoxyethane-PEG2

Benzyl-PEG2-ethoxyethane-PEG2


  • Catalogue No.:PA 27 0032464

  • CAS :

    2115897-18-0

  • Molecular Formula : C19H32O5

  • Molecular Weight : 340.46

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032465

m-PEG10-Tos

m-PEG10-Tos


  • Catalogue No.:PA 27 0032465

  • CAS :

    211859-75-5

  • Molecular Formula : C26H46O12S

  • Molecular Weight : 582.7

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032466

endo-BCN-PEG8-acid

endo-BCN-PEG8-acid


  • Catalogue No.:PA 27 0032466

  • CAS :

    2126805-02-3

  • Molecular Formula : C30H51NO12

  • Molecular Weight : 617.73

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032467

Cl-C6-PEG4-C3-COOH

Cl-C6-PEG4-C3-COOH


  • Catalogue No.:PA 27 0032467

  • CAS :

    2127391-58-4

  • Molecular Formula : C18H35ClO6

  • Molecular Weight : 382.92

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032468

N,N-bis(2-(2-(2-aminoethoxy)ethoxy)ethyl)-3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propanamide

N,N-bis(2-(2-(2-aminoethoxy)ethoxy)ethyl)-3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propanamide


  • Catalogue No.:PA 27 0032468

  • CAS :

    2128735-20-4

  • Molecular Formula : C19H34N4O7

  • Molecular Weight : 430.5

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032469

N-Mal-N-bis(PEG4-amine)

N-Mal-N-bis(PEG4-amine)


  • Catalogue No.:PA 27 0032469

  • CAS :

    2128735-22-6

  • Molecular Formula : C27H50N4O11

  • Molecular Weight : 606.71

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032470

2,5-Dioxopyrrolidin-1-yl 1-(9H-fluoren-9-yl)-3-oxo-2,7,10,13-tetraoxa-4-azapentadecan-15-oate

2,5-Dioxopyrrolidin-1-yl 1-(9H-fluoren-9-yl)-3-oxo-2,7,10,13-tetraoxa-4-azapentadecan-15-oate


  • Catalogue No.:PA 27 0032470

  • CAS :

    2128735-25-9

  • Molecular Formula : C27H30N2O9

  • Molecular Weight : 526.54

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032471

N-Mal-N-bis(PEG2-NH-Boc)

N-Mal-N-bis(PEG2-NH-Boc)


  • Catalogue No.:PA 27 0032471

  • CAS :

    2128735-26-0

  • Molecular Formula : C29H50N4O11

  • Molecular Weight : 630.74

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032472

N-Mal-n-bis(peg4-nh-boc)

N-Mal-n-bis(peg4-nh-boc)


  • Catalogue No.:PA 27 0032472

  • CAS :

    2128735-27-1

  • Molecular Formula : C37H66N4O15

  • Molecular Weight : 806.95

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032473

2,2-Dimethyl-4-oxo-3,8,11,14,17-pentaoxa-5-azanonadecan-19-yl methanesulfonate

2,2-Dimethyl-4-oxo-3,8,11,14,17-pentaoxa-5-azanonadecan-19-yl methanesulfonate


  • Catalogue No.:PA 27 0032473

  • CAS :

    2128735-28-2

  • Molecular Formula : C16H33NO9S

  • Molecular Weight : 415.5

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032474

N-Dbco-N-bis(peg2-nhs ester)

N-Dbco-N-bis(peg2-nhs ester)


  • Catalogue No.:PA 27 0032474

  • CAS :

    2128735-29-3

  • Molecular Formula : C41H46N4O14

  • Molecular Weight : 818.83

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032475

Acid-PEG7-t-butyl ester

Acid-PEG7-t-butyl ester


  • Catalogue No.:PA 27 0032475

  • CAS :

    2134235-86-0

  • Molecular Formula : C22H42O11

  • Molecular Weight : 482.57

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032476

Pyrene-PEG2-azide

Pyrene-PEG2-azide


  • Catalogue No.:PA 27 0032476

  • CAS :

    2135330-58-2

  • Molecular Formula : C23H22N4O3

  • Molecular Weight : 402.45

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032477

2,5,8,11,14,17,20,23,26,29,32,35-Dodecaoxaoctatriacontan-38-oic acid

2,5,8,11,14,17,20,23,26,29,32,35-Dodecaoxaoctatriacontan-38-oic acid


  • Catalogue No.:PA 27 0032477

  • CAS :

    2135793-73-4

  • Molecular Formula : C26H52O14

  • Molecular Weight : 588.69

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032478

Mal-NH-PEG12-CH2CH2COOPFP ester

Mal-NH-PEG12-CH2CH2COOPFP ester


  • Catalogue No.:PA 27 0032478

  • CAS :

    2136296-33-6

  • Molecular Formula : C40H59F5N2O17

  • Molecular Weight : 934.9

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032479

HO-CONH-C3-PEG3-NH2

HO-CONH-C3-PEG3-NH2


  • Catalogue No.:PA 27 0032479

  • CAS :

    2136574-39-3

  • Molecular Formula : C12H26N2O5

  • Molecular Weight : 278.35

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032480

Boc-NH-PEG4-C2-Boc

Boc-NH-PEG4-C2-Boc


  • Catalogue No.:PA 27 0032480

  • CAS :

    2138484-13-4

  • Molecular Formula : C20H39NO8

  • Molecular Weight : 421.53

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032482

2,5-Dioxopyrrolidin-1-yl 1-(cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11-trioxa-2-azatetradecan-14-oate

2,5-Dioxopyrrolidin-1-yl 1-(cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11-trioxa-2-azatetradecan-14-oate


  • Catalogue No.:PA 27 0032482

  • CAS :

    2141976-25-0

  • Molecular Formula : C22H32N2O9

  • Molecular Weight : 468.5

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032483

1-(Cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11,14-tetraoxa-2-azaheptadecan-17-oic acid

1-(Cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11,14-tetraoxa-2-azaheptadecan-17-oic acid


  • Catalogue No.:PA 27 0032483

  • CAS :

    2141976-27-2

  • Molecular Formula : C20H33NO8

  • Molecular Weight : 415.48

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032484

endo-BCN-PEG3-mal

endo-BCN-PEG3-mal


  • Catalogue No.:PA 27 0032484

  • CAS :

    2141976-33-0

  • Molecular Formula : C26H37N3O8

  • Molecular Weight : 519.6

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032485

1-(Cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11-trioxa-2-azatetradecan-14-oic acid

1-(Cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11-trioxa-2-azatetradecan-14-oic acid


  • Catalogue No.:PA 27 0032485

  • CAS :

    2141976-36-3

  • Molecular Formula : C18H29NO7

  • Molecular Weight : 371.43

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032487

TCO4-PEG2-Maleimide

TCO4-PEG2-Maleimide


  • Catalogue No.:PA 27 0032487

  • CAS :

    2141981-85-1

  • Molecular Formula : C22H33N3O7

  • Molecular Weight : 451.52

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032488

TCO-PEG3-acid

TCO-PEG3-acid


  • Catalogue No.:PA 27 0032488

  • CAS :

    2141981-86-2

  • Molecular Formula : C18H31NO7

  • Molecular Weight : 373.45

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032489

TCO-PEG2-amine

TCO-PEG2-amine


  • Catalogue No.:PA 27 0032489

  • CAS :

    2141981-87-3

  • Molecular Formula : C15H28N2O4

  • Molecular Weight : 300.4

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032490

TCO-PEG3-NHS ester

TCO-PEG3-NHS ester


  • Catalogue No.:PA 27 0032490

  • CAS :

    2141981-88-4

  • Molecular Formula : C22H34N2O9

  • Molecular Weight : 470.52

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032492

2,5-Dioxopyrrolidin-1-yl 1-(cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11,14,17,20,23,26-octaoxa-2-azanonacosan-29-oate

2,5-Dioxopyrrolidin-1-yl 1-(cyclooct-2-yn-1-yloxy)-1-oxo-5,8,11,14,17,20,23,26-octaoxa-2-azanonacosan-29-oate


  • Catalogue No.:PA 27 0032492

  • CAS :

    2143968-68-5

  • Molecular Formula : C32H52N2O14

  • Molecular Weight : 688.77

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032493

SCO-PEG8-COOH

SCO-PEG8-COOH


  • Catalogue No.:PA 27 0032493

  • CAS :

    2143968-79-8

  • Molecular Formula : C28H49NO12

  • Molecular Weight : 591.7

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032495

2,5-Dioxo-1-pyrrolidinyl 23-(11,12-didehydrodibenz[b,f]azocin-5(6H)-yl)-20,23-dioxo-4,7,10,13,16-pentaoxa-19-azatricosanoate

2,5-Dioxo-1-pyrrolidinyl 23-(11,12-didehydrodibenz[b,f]azocin-5(6H)-yl)-20,23-dioxo-4,7,10,13,16-pentaoxa-19-azatricosanoate


  • Catalogue No.:PA 27 0032495

  • CAS :

    2144395-59-3

  • Molecular Formula : C36H43N3O11

  • Molecular Weight : 693.75

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032496

(2-pyridyldithio)-PEG2-t-butyl ester

(2-pyridyldithio)-PEG2-t-butyl ester


  • Catalogue No.:PA 27 0032496

  • CAS :

    2144777-73-9

  • Molecular Formula : C16H25NO4S2

  • Molecular Weight : 359.5

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032497

Azido-PEG5-CH2CO2-NHS

Azido-PEG5-CH2CO2-NHS


  • Catalogue No.:PA 27 0032497

  • CAS :

    2144777-77-3

  • Molecular Formula : C16H26N4O9

  • Molecular Weight : 418.4

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032498

Azidoethyl-peg2-t-butyl ester

Azidoethyl-peg2-t-butyl ester


  • Catalogue No.:PA 27 0032498

  • CAS :

    2144777-83-1

  • Molecular Formula : C13H25N3O4S2

  • Molecular Weight : 351.48

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032499

Perfluorophenyl 17-azido-3,6,9,12,15-pentaoxaheptadecanoate

Perfluorophenyl 17-azido-3,6,9,12,15-pentaoxaheptadecanoate


  • Catalogue No.:PA 27 0032499

  • CAS :

    2144777-92-2

  • Molecular Formula : C18H22F5N3O7

  • Molecular Weight : 487.38

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032501

Propargyl-PEG3-PFP ester

Propargyl-PEG3-PFP ester


  • Catalogue No.:PA 27 0032501

  • CAS :

    2148295-91-2

  • Molecular Formula : C16H15F5O5

  • Molecular Weight : 382.28

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032502

Propargyl-PEG5-PFP ester

Propargyl-PEG5-PFP ester


  • Catalogue No.:PA 27 0032502

  • CAS :

    2148295-92-3

  • Molecular Formula : C20H23F5O7

  • Molecular Weight : 470.39

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032503

Benzyl-PEG6-NHBoc

Benzyl-PEG6-NHBoc


  • Catalogue No.:PA 27 0032503

  • CAS :

    2148295-93-4

  • Molecular Formula : C24H41NO8

  • Molecular Weight : 471.59

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032504

FmocNH-PEG4-t-butyl ester

FmocNH-PEG4-t-butyl ester


  • Catalogue No.:PA 27 0032504

  • CAS :

    2148295-94-5

  • Molecular Formula : C30H41NO8

  • Molecular Weight : 543.66

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032505

Methylamino-PEG3-acid

Methylamino-PEG3-acid


  • Catalogue No.:PA 27 0032505

  • CAS :

    2148295-95-6

  • Molecular Formula : C10H21NO5

  • Molecular Weight : 235.28

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032506

Bromo-PEG2-NHS ester

Bromo-PEG2-NHS ester


  • Catalogue No.:PA 27 0032506

  • CAS :

    2148295-96-7

  • Molecular Formula : C11H16BrNO6

  • Molecular Weight : 338.15

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032507

Bromo-PEG4-NHS ester

Bromo-PEG4-NHS ester


  • Catalogue No.:PA 27 0032507

  • CAS :

    2148295-98-9

  • Molecular Formula : C15H24BrNO8

  • Molecular Weight : 426.26

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032508

MS-PEG3-dodecyl

MS-PEG3-dodecyl


  • Catalogue No.:PA 27 0032508

  • CAS :

    2148295-99-0

  • Molecular Formula : C19H40O6S

  • Molecular Weight : 396.58

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032509

tert-butyl 1-phenyl-2,5,8,11,14,17-hexaoxaicosan-20-oate

tert-butyl 1-phenyl-2,5,8,11,14,17-hexaoxaicosan-20-oate


  • Catalogue No.:PA 27 0032509

  • CAS :

    2148296-00-6

  • Molecular Formula : C24H40O8

  • Molecular Weight : 456.58

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032510

23-Azido-3,6,9,12,15,18,21-heptaoxatricosane-1-thiol

23-Azido-3,6,9,12,15,18,21-heptaoxatricosane-1-thiol


  • Catalogue No.:PA 27 0032510

  • CAS :

    2148986-06-3

  • Molecular Formula : C16H33N3O7S

  • Molecular Weight : 411.51

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032511

35-Azido-3,6,9,12,15,18,21,24,27,30,33-undecaoxapentatriacontane-1-thiol

35-Azido-3,6,9,12,15,18,21,24,27,30,33-undecaoxapentatriacontane-1-thiol


  • Catalogue No.:PA 27 0032511

  • CAS :

    2148986-08-5

  • Molecular Formula : C24H49N3O11S

  • Molecular Weight : 587.73

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032512

Azido-PEG9-S-methyl ethanethioate

Azido-PEG9-S-methyl ethanethioate


  • Catalogue No.:PA 27 0032512

  • CAS :

    2148986-33-6

  • Molecular Formula : C22H43N3O10S

  • Molecular Weight : 541.66

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032513

DNP-PEG4-DBCO

DNP-PEG4-DBCO


  • Catalogue No.:PA 27 0032513

  • CAS :

    2149585-17-9

  • Molecular Formula : C35H39N5O10

  • Molecular Weight : 689.72

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032514

2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50-Heptadecaoxatripentacont-52-yne

2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50-Heptadecaoxatripentacont-52-yne


  • Catalogue No.:PA 27 0032514

  • CAS :

    2169967-47-7

  • Molecular Formula : C36H70O17

  • Molecular Weight : 774.94

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032515

mPEG11-OH

mPEG11-OH


  • Catalogue No.:PA 27 0032515

  • CAS :

    2168540-65-4

  • Molecular Formula : C23H48O12

  • Molecular Weight : 516.63

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032516

m-PEG12-COO-propanoic acid

m-PEG12-COO-propanoic acid


  • Catalogue No.:PA 27 0032516

  • CAS :

    2168540-50-7

  • Molecular Formula : C29H56O16

  • Molecular Weight : 660.75

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032517

1-(3,3-Difluoropiperidin-4-yl)piperazine

1-(3,3-Difluoropiperidin-4-yl)piperazine


  • Catalogue No.:PA 27 0032517

  • CAS :

    2168258-10-2

  • Molecular Formula : C9H17F2N3

  • Molecular Weight : 205.25

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032518

2-(2-(2-(2-Bromoethoxy)ethoxy)ethoxy)ethyl methanesulfonate

2-(2-(2-(2-Bromoethoxy)ethoxy)ethoxy)ethyl methanesulfonate


  • Catalogue No.:PA 27 0032518

  • CAS :

    2167807-41-0

  • Molecular Formula : C9H19BrO6S

  • Molecular Weight : 335.21

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032519

1-((6-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoyl)oxy)-2,5-dioxopyrrolidine-3-sulfonic acid, sodium salt

1-((6-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoyl)oxy)-2,5-dioxopyrrolidine-3-sulfonic acid, sodium salt


  • Catalogue No.:PA 27 0032519

  • CAS :

    215312-86-0

  • Molecular Formula : C14H16N2NaO9S

  • Molecular Weight : 411.34

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032520

Acid-PEG13-NHS ester

Acid-PEG13-NHS ester


  • Catalogue No.:PA 27 0032520

  • CAS :

    2152679-62-2

  • Molecular Formula : C34H61NO19

  • Molecular Weight : 787.85

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032521

2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71-Tetracosaoxatriheptacontan-73-amine

2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71-Tetracosaoxatriheptacontan-73-amine


  • Catalogue No.:PA 27 0032521

  • CAS :

    2151823-08-2

  • Molecular Formula : C49H101NO24

  • Molecular Weight : 1088.33

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032522

m-PEG2-azide

m-PEG2-azide


  • Catalogue No.:PA 27 0032522

  • CAS :

    215181-61-6

  • Molecular Formula : C5H11N3O2

  • Molecular Weight : 145.16

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032523

1-Azido-3,6,9,12,15,18,21,24,27,30,33,36-dodecaoxanonatriacontan-39-oic acid

1-Azido-3,6,9,12,15,18,21,24,27,30,33,36-dodecaoxanonatriacontan-39-oic acid


  • Catalogue No.:PA 27 0032523

  • CAS :

    2152679-71-3

  • Molecular Formula : C27H53N3O14

  • Molecular Weight : 643.73

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032524

Methyl-PEG12-Azide

Methyl-PEG12-Azide


  • Catalogue No.:PA 27 0032524

  • CAS :

    2170098-29-8

  • Molecular Formula : C25H51N3O12

  • Molecular Weight : 585.69

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032525

Azido-peg3-aminoacetic acid-nhs ester

Azido-peg3-aminoacetic acid-nhs ester


  • Catalogue No.:PA 27 0032525

  • CAS :

    2170240-91-0

  • Molecular Formula : C14H23N5O7

  • Molecular Weight : 373.37

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032526

1-Azido-3,6,9,12-tetraoxapentadecane-15-hydrazide

1-Azido-3,6,9,12-tetraoxapentadecane-15-hydrazide


  • Catalogue No.:PA 27 0032526

  • CAS :

    2170240-96-5

  • Molecular Formula : C11H23N5O5

  • Molecular Weight : 305.34

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032574

1-(9H-Fluoren-9-yl)-4-methyl-3-oxo-2,7,10,13,16-pentaoxa-4-azanonadecan-19-oic acid

1-(9H-Fluoren-9-yl)-4-methyl-3-oxo-2,7,10,13,16-pentaoxa-4-azanonadecan-19-oic acid


  • Catalogue No.:PA 27 0032574

  • CAS :

    2170240-98-7

  • Molecular Formula : C27H35NO8

  • Molecular Weight : 501.58

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032575

(2-Pyridyldithio)-peg4-propargyl

(2-Pyridyldithio)-peg4-propargyl


  • Catalogue No.:PA 27 0032575

  • CAS :

    2170240-99-8

  • Molecular Formula : C16H23NO4S2

  • Molecular Weight : 357.48

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032576

1-(9H-Fluoren-9-yl)-3-oxo-2,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,55,58,61,64,67,70,73,76-pentacosaoxa-4-azanonaheptacontan-79-oic acid

1-(9H-Fluoren-9-yl)-3-oxo-2,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,55,58,61,64,67,70,73,76-pentacosaoxa-4-azanonaheptacontan-79-oic acid


  • Catalogue No.:PA 27 0032576

  • CAS :

    2170484-59-8

  • Molecular Formula : C66H113NO28

  • Molecular Weight : 1368.61

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032577

tert-butyl (38-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)-3,6,9,12,15,18,21,24,27,30,33,36-dodecaoxaoctatriacontyl)carbamate

tert-butyl (38-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)-3,6,9,12,15,18,21,24,27,30,33,36-dodecaoxaoctatriacontyl)carbamate


  • Catalogue No.:PA 27 0032577

  • CAS :

    2170654-80-3

  • Molecular Formula : C35H64N2O16

  • Molecular Weight : 768.9

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032578

1-Amino-3,6,9,12,15,18,21,24,27,30-decaoxatritriacontan-33-oic acid

1-Amino-3,6,9,12,15,18,21,24,27,30-decaoxatritriacontan-33-oic acid


  • Catalogue No.:PA 27 0032578

  • CAS :

    2170987-85-4

  • Molecular Formula : C23H47NO12

  • Molecular Weight : 529.62

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032579

tert-butyl 1-amino-3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,66,69,72-tetracosaoxapentaheptacontan-75-oate

tert-butyl 1-amino-3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,66,69,72-tetracosaoxapentaheptacontan-75-oate


  • Catalogue No.:PA 27 0032579

  • CAS :

    2170987-96-7

  • Molecular Formula : C55H111NO26

  • Molecular Weight : 1202.47

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032580

2-Amino-1,3-bis(t-butoxycarbonylethoxy)propane

2-Amino-1,3-bis(t-butoxycarbonylethoxy)propane


  • Catalogue No.:PA 27 0032580

  • CAS :

    2171072-53-8

  • Molecular Formula : C17H33NO6

  • Molecular Weight : 347.45

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032581

Mal-amido-PEG24-acid

Mal-amido-PEG24-acid


  • Catalogue No.:PA 27 0032581

  • CAS :

    2171095-70-6

  • Molecular Formula : C58H108N2O29

  • Molecular Weight : 1297.49

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032582

17-Azido-3,6,9,12,15-pentaoxaheptadecanoic acid

17-Azido-3,6,9,12,15-pentaoxaheptadecanoic acid


  • Catalogue No.:PA 27 0032582

  • CAS :

    217180-81-9

  • Molecular Formula : C12H23N3O7

  • Molecular Weight : 321.33

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032583

Azido-PEG23-amine

Azido-PEG23-amine


  • Catalogue No.:PA 27 0032583

  • CAS :

    2172677-19-7

  • Molecular Formula : C48H98N4O23

  • Molecular Weight : 1099.32

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032584

3-(2-(3-(((S)-1-((2S,4R)-4-hydroxy-2-((4-(4-methylthiazol-5-yl)benzyl)carbamoyl)pyrrolidin-1-yl)-3,3-dimethyl-1-oxobutan-2-yl)amino)-3-oxopropoxy)ethoxy)propanoic acid

3-(2-(3-(((S)-1-((2S,4R)-4-hydroxy-2-((4-(4-methylthiazol-5-yl)benzyl)carbamoyl)pyrrolidin-1-yl)-3,3-dimethyl-1-oxobutan-2-yl)amino)-3-oxopropoxy)ethoxy)propanoic acid


  • Catalogue No.:PA 27 0032584

  • CAS :

    2172820-09-4

  • Molecular Formula : C30H42N4O8S

  • Molecular Weight : 618.75

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032585

M-Peg3-s-peg2-oh

M-Peg3-s-peg2-oh


  • Catalogue No.:PA 27 0032585

  • CAS :

    2173095-09-3

  • Molecular Formula : C13H28O6S

  • Molecular Weight : 312.42

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032586

S-Acetyl-peg3-phosphonic acid ethyl ester

S-Acetyl-peg3-phosphonic acid ethyl ester


  • Catalogue No.:PA 27 0032586

  • CAS :

    2173125-29-4

  • Molecular Formula : C14H29O7PS

  • Molecular Weight : 372.41

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032587

Tos-PEG4-t-butyl ester

Tos-PEG4-t-butyl ester


  • Catalogue No.:PA 27 0032587

  • CAS :

    217817-01-1

  • Molecular Formula : C20H32O8S

  • Molecular Weight : 432.53

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032588

Methylamino-PEG3-t-butyl ester

Methylamino-PEG3-t-butyl ester


  • Catalogue No.:PA 27 0032588

  • CAS :

    217817-03-3

  • Molecular Formula : C14H29NO5

  • Molecular Weight : 291.39

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032589

59-Hydroxy-3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57-nonadecaoxanonapentacontyl 4-methylbenzenesulfonate

59-Hydroxy-3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57-nonadecaoxanonapentacontyl 4-methylbenzenesulfonate


  • Catalogue No.:PA 27 0032589

  • CAS :

    2179113-08-5

  • Molecular Formula : C47H88O23S

  • Molecular Weight : 1053.26

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032590

Di-tert-butyl (3,6,12,15-tetraoxa-9-azaheptadecane-1,17-diyl)dicarbamate

Di-tert-butyl (3,6,12,15-tetraoxa-9-azaheptadecane-1,17-diyl)dicarbamate


  • Catalogue No.:PA 27 0032590

  • CAS :

    2182601-69-8

  • Molecular Formula : C22H45N3O8

  • Molecular Weight : 479.62

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032591

Bis(2,5-dioxopyrrolidin-1-yl) 10-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propanoyl)-4,7,13,16-tetraoxa-10-azanonadecanedioate

Bis(2,5-dioxopyrrolidin-1-yl) 10-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propanoyl)-4,7,13,16-tetraoxa-10-azanonadecanedioate


  • Catalogue No.:PA 27 0032591

  • CAS :

    2182601-73-4

  • Molecular Formula : C29H38N4O15

  • Molecular Weight : 682.64

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032592

Nh-bis(peg4-boc)

Nh-bis(peg4-boc)


  • Catalogue No.:PA 27 0032592

  • CAS :

    2182601-75-6

  • Molecular Formula : C30H61N3O12

  • Molecular Weight : 655.83

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032812

N,N-di(2,5,8,11-tetraoxatridecan-13-yl)hydroxylamine

N,N-di(2,5,8,11-tetraoxatridecan-13-yl)hydroxylamine


  • Catalogue No.:PA 27 0032812

  • CAS :

    2182601-79-0

  • Molecular Formula : C18H39NO9

  • Molecular Weight : 413.51

Drug Reference Standards & Impurity Synthesis in India
PA 27 0032813

Azido-PEG8-CH2COO-PFP

Azido-PEG8-CH2COO-PFP


  • Catalogue No.:PA 27 0032813

  • CAS :

    2182601-80-3

  • Molecular Formula : C24H34F5N3O10

  • Molecular Weight : 619.54

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