celecoxib and its Impurities

Celecoxib is used for osteoarthritis, rheumatoid arthritis, acute pain, musculoskeletal pain, painful menstruation, ankylosing spondylitis, and to reduce the number of colon and rectal polyps in people with familial adenomatous polyposis. Reference standards of Celecoxib API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 73 results for celecoxib Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 03 33000

Celecoxib

Celecoxib


  • Catalogue No.:PA 03 33000

  • CAS :

    169590-42-5

  • Molecular Formula : C17H14F3N3O2S

  • Molecular Weight : 381.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 33010

Celecoxib - Impurity A

4-Desmethyl-3-methyl Celecoxib


  • Catalogue No.:PA 03 33010

  • CAS :

    170570-01-1

  • Molecular Formula : C17H14F3N3O2S

  • Molecular Weight : 381.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 33020

Celecoxib - Impurity B

4-[3-(4-Methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide


  • Catalogue No.:PA 03 33020

  • CAS :

    331943-04-5

  • Molecular Formula : C17H14F3N3O2S

  • Molecular Weight : 381.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 33030

o-Celecoxib

o-Celecoxib


  • Catalogue No.:PA 03 33030

  • CAS :

    170569-99-0

  • Molecular Formula : C17H14F3N3O2S

  • Molecular Weight : 381.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 33050

(4-Sulfamoylphenyl)hydrazine

(4-Sulfamoylphenyl)hydrazine


  • Catalogue No.:PA 03 33050

  • CAS :

    4392-54-5

  • Molecular Formula : C6H9N3O2S

  • Molecular Weight : 187.22

Drug Reference Standards & Impurity Synthesis in India
PA 03 33070

1-(4-Methylphenyl)-4,4,4-trifluorobutane-1,3-dione

1-(4-Methylphenyl)-4,4,4-trifluorobutane-1,3-dione


  • Catalogue No.:PA 03 33070

  • CAS :

    720-94-5

  • Molecular Formula : C11H9F3O2

  • Molecular Weight : 230.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33510

4'-Methylacetophenone

4'-Methylacetophenone


  • Catalogue No.:PA 03 33510

  • CAS :

    122-00-9

  • Molecular Formula : C9H10O

  • Molecular Weight : 134.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33520

2,5-Dimethyl Celecoxib

2,5-Dimethyl Celecoxib


  • Catalogue No.:PA 03 33520

  • CAS :

    457639-26-8

  • Molecular Formula : C18H16F3N3O2S

  • Molecular Weight : 395.4

Drug Reference Standards & Impurity Synthesis in India
PA 03 33530

(4-Sulfamoylphenyl)hydrazine Hydrochloride

(4-Sulfamoylphenyl)hydrazine Hydrochloride


  • Catalogue No.:PA 03 33530

  • CAS :

    17852-52-7

  • Molecular Formula : C6H10ClN3O2S

  • Molecular Weight : 223.68

Drug Reference Standards & Impurity Synthesis in India
PA 03 33540

4-[N'-(1-p-tolylethylidene)-hydrazino]-benzenesulfonamide

4-[N'-(1-p-tolylethylidene)-hydrazino]-benzenesulfonamide


  • Catalogue No.:PA 03 33540

  • CAS :

    1061214-06-9

  • Molecular Formula : C15H17N3O2S

  • Molecular Weight : 303.38

Drug Reference Standards & Impurity Synthesis in India
PA 03 33550

Desmethyl Celecoxib

Desmethyl Celecoxib


  • Catalogue No.:PA 03 33550

  • CAS :

    170569-87-6

  • Molecular Formula : C16H12F3N3O2S

  • Molecular Weight : 367.35

Drug Reference Standards & Impurity Synthesis in India
PA 03 33560

4-[4-(4-Methylphenyl)-3-(trifluoromethyl)-1H-Pyrazol-1-yl]-benzensulfonamide

4-[4-(4-Methylphenyl)-3-(trifluoromethyl)-1H-Pyrazol-1-yl]-benzensulfonamide


  • Catalogue No.:PA 03 33560

  • CAS :

    195065-57-7

  • Molecular Formula : C17H14F3N3O2S

  • Molecular Weight : 381.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 33570

o-Acetyltoluene

o-Acetyltoluene


  • Catalogue No.:PA 03 33570

  • CAS :

    577-16-2

  • Molecular Formula : C9H10O

  • Molecular Weight : 134.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33580

3'-Methylacetophenone

3'-Methylacetophenone


  • Catalogue No.:PA 03 33580

  • CAS :

    585-74-0

  • Molecular Formula : C9H10O

  • Molecular Weight : 134.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33590

Trifluoroacetic Acid

Trifluoroacetic Acid


  • Catalogue No.:PA 03 33590

  • CAS :

    76-05-1

  • Molecular Formula : C2HF3O2

  • Molecular Weight : 114.02

Drug Reference Standards & Impurity Synthesis in India
PA 03 33600

Methyl Trifluoroacetate

Methyl Trifluoroacetate


  • Catalogue No.:PA 03 33600

  • CAS :

    431-47-0

  • Molecular Formula : C3H3F3O2

  • Molecular Weight : 128.04

Drug Reference Standards & Impurity Synthesis in India
PA 03 33610

4,4,4-Trifluoro-1-[3-(methyl)phenyl]-butane-1,3-dione

4,4,4-Trifluoro-1-[3-(methyl)phenyl]-butane-1,3-dione


  • Catalogue No.:PA 03 33610

  • CAS :

    53764-99-1

  • Molecular Formula : C11H9F3O2

  • Molecular Weight : 230.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33620

4,4,4-Trifluoro-1-[2-(methyl)phenyl]-butane-1,3-dione

4,4,4-Trifluoro-1-[2-(methyl)phenyl]-butane-1,3-dione


  • Catalogue No.:PA 03 33620

  • CAS :

    163266-02-2

  • Molecular Formula : C11H9F3O2

  • Molecular Weight : 230.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33630

Celecoxib Carboxylic Acid

Celecoxib Carboxylic Acid


  • Catalogue No.:PA 03 33630

  • CAS :

    170571-01-4

  • Molecular Formula : C17H12F3N3O4S

  • Molecular Weight : 411.36

Drug Reference Standards & Impurity Synthesis in India
PA 03 33640

Ethyl Trifluoroacetate

Ethyl Trifluoroacetate


  • Catalogue No.:PA 03 33640

  • CAS :

    383-63-1

  • Molecular Formula : C4H5F3O2

  • Molecular Weight : 142.08

Drug Reference Standards & Impurity Synthesis in India
PA 03 33650

Celecoxib Trifluro Impurity

Celecoxib Trifluro Impurity


  • Catalogue No.:PA 03 33650

  • CAS :

    910303-54-7

  • Molecular Formula : C11H9F3O2

  • Molecular Weight : 230.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 33660

3-(p-Tolyl)-5-(trifluoromethyl)-1H-pyrazole

3-(p-Tolyl)-5-(trifluoromethyl)-1H-pyrazole


  • Catalogue No.:PA 03 33660

  • CAS :

    219986-64-8

  • Molecular Formula : C11H9F3N2

  • Molecular Weight : 226.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 33670

4-(2-(2,2,2-Trifluoroacetyl)hydrazinyl)benzenesulfonamide

4-(2-(2,2,2-Trifluoroacetyl)hydrazinyl)benzenesulfonamide


  • Catalogue No.:PA 03 33670

  • CAS :

    915280-81-8

  • Molecular Formula : C8H8F3N3O3S

  • Molecular Weight : 283.23

Drug Reference Standards & Impurity Synthesis in India
PA 03 33680

Benzenesulfonamide

Benzenesulfonamide


  • Catalogue No.:PA 03 33680

  • CAS :

    98-10-2

  • Molecular Formula : C6H7NO2S

  • Molecular Weight : 157.19

Drug Reference Standards & Impurity Synthesis in India
PA 03 33690

2-Methyl-Celecoxib

2-Methyl-Celecoxib


  • Catalogue No.:PA 03 33690

  • CAS :

    170570-09-9

  • Molecular Formula : C18H16F3N3O2S

  • Molecular Weight : 395.41

Drug Reference Standards & Impurity Synthesis in India
PA 03 33700

4-[[3-(4-Methylphenyl)-3-oxo-1-(trifluoromethyl)propylidene]amino]benzenesulfonamide

4-[[3-(4-Methylphenyl)-3-oxo-1-(trifluoromethyl)propylidene]amino]benzenesulfonamide


  • Catalogue No.:PA 03 33700

  • CAS :

    1061214-09-2

  • Molecular Formula : C17H15F3N2O3S

  • Molecular Weight : 384.37

Drug Reference Standards & Impurity Synthesis in India
PA STI 018540

Celecoxib-d4

Celecoxib-d4


  • Catalogue No.:PA STI 018540

  • CAS :

    544686-20-6

  • Molecular Formula : C17H10D4F3N3O2S

  • Molecular Weight : 385.40

Drug Reference Standards & Impurity Synthesis in India
PA STI 018550

Celecoxib-d7

Celecoxib-d7


  • Catalogue No.:PA STI 018550

  • CAS :

    544686-21-7

  • Molecular Formula : C17H7D7F3N3O2S

  • Molecular Weight : 388.42

Drug Reference Standards & Impurity Synthesis in India
PA STI 028680

4-Desmethyl-3-methyl Celecoxib-d4

4-Desmethyl-3-methyl Celecoxib-d4


  • Catalogue No.:PA STI 028680

  • CAS :

    1346604-72-5

  • Molecular Formula : C17H10D4F3N3O2S

  • Molecular Weight : 385.40

Drug Reference Standards & Impurity Synthesis in India
PA STI 029070

N-De(4-sulfonamidophenyl)-N'-[4-sulfonamido(phenyl-d4)] Celecoxib

N-De(4-sulfonamidophenyl)-N'-[4-sulfonamido(phenyl-d4)] Celecoxib


  • Catalogue No.:PA STI 029070

  • CAS :

    1346604-14-5

  • Molecular Formula : C17H10D4F3N3O2S

  • Molecular Weight : 385.40

Drug Reference Standards & Impurity Synthesis in India
PA STI 034190

2,5-Dimethyl Celecoxib-d4

2,5-Dimethyl Celecoxib-d4


  • Catalogue No.:PA STI 034190

  • CAS :

    1346603-87-9

  • Molecular Formula : C18H12D4F3N3O2S

  • Molecular Weight : 399.42

Drug Reference Standards & Impurity Synthesis in India
PA STI 049840

Hydroxy Celecoxib-d4

Hydroxy Celecoxib-d4


  • Catalogue No.:PA STI 049840

  • CAS :

    1276524-56-1

  • Molecular Formula : C17H10D4F3N3O3S

  • Molecular Weight : 401.40

Drug Reference Standards & Impurity Synthesis in India
PA USP1098504

Celecoxib (1098504)

Celecoxib (1098504)


  • Catalogue No.:PA USP1098504

  • CAS :

    169590-42-5

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1098515

Celecoxib Related Compound A (4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulf (1098515)

Celecoxib Related Compound A (4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulf (1098515)


  • Catalogue No.:PA USP1098515

  • CAS :

    170570-01-1

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1098526

Celecoxib Related Compound B (4-[3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulf (1098526)

Celecoxib Related Compound B (4-[3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulf (1098526)


  • Catalogue No.:PA USP1098526

  • CAS :

    331943-04-5

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001446

Celecoxib impurity A (Y0001446)

Celecoxib impurity A (Y0001446)


  • Catalogue No.:PA EPY0001446

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001447

Celecoxib impurity B (Y0001447)

Celecoxib impurity B (Y0001447)


  • Catalogue No.:PA EPY0001447

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001445

Celecoxib (Y0001445)

Celecoxib (Y0001445)


  • Catalogue No.:PA EPY0001445

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 03 33710

2-Acetylphenanthrene

2-Acetylphenanthrene


  • Catalogue No.:PA 03 33710

  • CAS :

    5960-69-0

  • Molecular Formula : C16H12O

  • Molecular Weight : 220.27

Drug Reference Standards & Impurity Synthesis in India
PA 03 33720

4-(5-Hydroxy-3-(p-tolyl)-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide

4-(5-Hydroxy-3-(p-tolyl)-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide


  • Catalogue No.:PA 03 33720

  • CAS :

    1803258-57-2

  • Molecular Formula : C17H16F3N3O3S

  • Molecular Weight : 399.39

Drug Reference Standards & Impurity Synthesis in India
PA 03 33730

1,1,1-Trifluoro-4-methoxy-4-(4-methylphenyl)-3-buten-2-one

1,1,1-Trifluoro-4-methoxy-4-(4-methylphenyl)-3-buten-2-one


  • Catalogue No.:PA 03 33730

  • CAS :

    187812-31-3

  • Molecular Formula : C12H11F3O2

  • Molecular Weight : 244.21

Drug Reference Standards & Impurity Synthesis in India
PA STI 088313

Celecoxib-d3 (methyl-d3)

Celecoxib-d3 (methyl-d3)


  • Catalogue No.:PA STI 088313

  • CAS :

    544686-18-2

  • Molecular Formula : C17H11D3F3N3O2S

  • Molecular Weight : 384.39

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331000

4-Fluoro-3-[(trifluoromethyl)sulfonyl]benzenesulfonamide

4-Fluoro-3-[(trifluoromethyl)sulfonyl]benzenesulfonamide


  • Catalogue No.:PA 03 0331000

  • CAS :

    1027345-08-9

  • Molecular Formula : C7H5F4NO4S2

  • Molecular Weight : 307.24

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331001

4-[[(1R)-3-(4-Morpholinyl)-3-oxo-1-[(phenylthio)methyl]propyl]amino]-3-trifluoromethylsulfonyl-benzenesulfonamide

4-[[(1R)-3-(4-Morpholinyl)-3-oxo-1-[(phenylthio)methyl]propyl]amino]-3-trifluoromethylsulfonyl-benzenesulfonamide


  • Catalogue No.:PA 03 0331001

  • CAS :

    1027345-11-4

  • Molecular Formula : C21H24F3N3O6S3

  • Molecular Weight : 567.62

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331002

4-[[(1R)-3-(4-Morpholinyl)-1-[(phenylthio)methyl]propyl]amino]-3-trifluoromethylsulfonyl-benzenesulfonamide

4-[[(1R)-3-(4-Morpholinyl)-1-[(phenylthio)methyl]propyl]amino]-3-trifluoromethylsulfonyl-benzenesulfonamide


  • Catalogue No.:PA 03 0331002

  • CAS :

    1027345-12-5

  • Molecular Formula : C21H26F3N3O5S3

  • Molecular Weight : 553.64

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331003

Hydroxy Celecoxib

Hydroxy Celecoxib


  • Catalogue No.:PA 03 0331003

  • CAS :

    170571-00-3

  • Molecular Formula : C17H14F3N3O3S

  • Molecular Weight : 397.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331004

Celecoxib N-des(benzenesulfonamide)

Celecoxib N-des(benzenesulfonamide)


  • Catalogue No.:PA 03 0331004

  • CAS :

    948293-46-7

  • Molecular Formula : C11H9F3N2

  • Molecular Weight : 226.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331005

MK-886 Sodium Salt

Sodium 3-(3-(tert-butylthio)-1-(4-chlorobenzyl)-5-isopropyl-1H-indol-2-yl)-2,2-dimethylpropanoate


  • Catalogue No.:PA 03 0331005

  • CAS :

    118427-55-7

  • Molecular Formula : C27H33ClNNaO2S

  • Molecular Weight : 494.07

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331006

Celecoxib carboxylic acid methyl ester

Celecoxib carboxylic acid methyl ester


  • Catalogue No.:PA 03 0331006

  • CAS :

    1189893-75-1

  • Molecular Formula : C18H14F3N3O4S

  • Molecular Weight : 425.38

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331008

4-Amino-N-nitrosobenzenesulfonamide

4-Amino-N-nitrosobenzenesulfonamide


  • Catalogue No.:PA 03 0331008

  • CAS :

    NA

  • Molecular Formula : C6H7N3O3S

  • Molecular Weight : 201.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331009

4,4'-(Nitrosoazanediyl)dibenzenesulfonamide

4,4'-(Nitrosoazanediyl)dibenzenesulfonamide


  • Catalogue No.:PA 03 0331009

  • CAS :

    NA

  • Molecular Formula : C12H12N4O5S2

  • Molecular Weight : 356.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331010

4-(1-Nitrosohydrazinyl)benzenesulfonamide

4-(1-Nitrosohydrazinyl)benzenesulfonamide


  • Catalogue No.:PA 03 0331010

  • CAS :

    2860553-70-2

  • Molecular Formula : C6H8N4O3S

  • Molecular Weight : 216.22

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331011

5-(4-Methylphenyl)-1-nitroso-3-(trifluromethyl)-1H-pyrazole

5-(4-Methylphenyl)-1-nitroso-3-(trifluromethyl)-1H-pyrazole


  • Catalogue No.:PA 03 0331011

  • CAS :

    NA

  • Molecular Formula : C11H8F3N3O

  • Molecular Weight : 255.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331012

(E)-4-(1-Nitroso-2-(1-(p-tolyl)ethylidene)hydrazinyl)benzenesulfonamide

(E)-4-(1-Nitroso-2-(1-(p-tolyl)ethylidene)hydrazinyl)benzenesulfonamide


  • Catalogue No.:PA 03 0331012

  • CAS :

    NA

  • Molecular Formula : C15H16N4O3S

  • Molecular Weight : 332.38

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331007

3-Methyl-5-p-tolyl-1H-pyrazole

3-Methyl-5-p-tolyl-1H-pyrazole


  • Catalogue No.:PA 03 0331007

  • CAS :

    90861-52-2

  • Molecular Formula : C11H12N2

  • Molecular Weight : 172.23

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331013

4-Azidobenzenesulfonamide

4-Azidobenzenesulfonamide


  • Catalogue No.:PA 03 0331013

  • CAS :

    36326-86-0

  • Molecular Formula : C6H6N4O2S

  • Molecular Weight : 198.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331014

4-Hydroxybenzenesulfonamide

4-Hydroxybenzenesulfonamide


  • Catalogue No.:PA 03 0331014

  • CAS :

    1576-43-8

  • Molecular Formula : C6H7NO3S

  • Molecular Weight : 173.19

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331017

Celecoxib Peroxide

Celecoxib Peroxide


  • Catalogue No.:PA 03 0331017

  • CAS :

    2247197-65-3

  • Molecular Formula : C17H14F3N3O4S

  • Molecular Weight : 413.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331016

Celecoxib Ethyl Ester

Celecoxib Ethyl Ester


  • Catalogue No.:PA 03 0331016

  • CAS :

    2247197-67-5

  • Molecular Formula : C19H17F3N2O3S

  • Molecular Weight : 410.41

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331015

Celecoxib Methyl Ester

Celecoxib Methyl Ester


  • Catalogue No.:PA 03 0331015

  • CAS :

    2247197-66-4

  • Molecular Formula : C18H15F3N2O3S

  • Molecular Weight : 396.38

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331018

4-(5-(2,5-Dimethylphenyl)-1-methyl-1H-pyrazol-3-yl)phenol

4-(5-(2,5-Dimethylphenyl)-1-methyl-1H-pyrazol-3-yl)phenol


  • Catalogue No.:PA 03 0331018

  • CAS :

    362006-35-7

  • Molecular Formula : C18H18N2O

  • Molecular Weight : 278.36

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331019

1-Phenyl-5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazole

1-Phenyl-5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazole


  • Catalogue No.:PA 03 0331019

  • CAS :

    515845-18-8

  • Molecular Formula : C17H13F3N2

  • Molecular Weight : 302.3

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331020

4-(5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonic Acid

4-(5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonic Acid


  • Catalogue No.:PA 03 0331020

  • CAS :

    921617-76-7

  • Molecular Formula : C17H13F3N2O3S

  • Molecular Weight : 382.36

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331021

(E)-4-((4,4,4-Trifluoro-3-oxo-1-(p-tolyl)butylidene)amino)benzenesulfonamide

(E)-4-((4,4,4-Trifluoro-3-oxo-1-(p-tolyl)butylidene)amino)benzenesulfonamide


  • Catalogue No.:PA 03 0331021

  • CAS :

    NA

  • Molecular Formula : C17H15F3N2O3S

  • Molecular Weight : 384.37

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331022

1-(3-Chlorophenyl)-3-methyl-4-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine

1-(3-Chlorophenyl)-3-methyl-4-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine


  • Catalogue No.:PA 03 0331022

  • CAS :

    477708-95-5

  • Molecular Formula : C17H13ClF3N3

  • Molecular Weight : 351.76

Drug Reference Standards & Impurity Synthesis in India
PA IPRSC032

Celecoxib (IPRSC032)

Celecoxib (IPRSC032)


  • Catalogue No.:PA IPRSC032

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331023

4-(4-Hydroxy-3-(p-tolyl)-4-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide

4-(4-Hydroxy-3-(p-tolyl)-4-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide


  • Catalogue No.:PA 03 0331023

  • CAS :

    NA

  • Molecular Formula : C17H16F3N3O3S

  • Molecular Weight : 399.39

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331024

4-(Nitrosoamino)benzenesulfonamide

4-(Nitrosoamino)benzenesulfonamide


  • Catalogue No.:PA 03 0331024

  • CAS :

    343853-74-7

  • Molecular Formula : C6H7N3O3S

  • Molecular Weight : 201.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331025

4-Diazenylbenzenesulfonamide

4-Diazenylbenzenesulfonamide


  • Catalogue No.:PA 03 0331025

  • CAS :

    90829-71-3

  • Molecular Formula : C6H7N3O2S

  • Molecular Weight : 185.2

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331026

N-(4-Sulfamoylphenethyl)acetamide

N-(4-Sulfamoylphenethyl)acetamide


  • Catalogue No.:PA 03 0331026

  • CAS :

    41472-49-5

  • Molecular Formula : C10H14N2O3S

  • Molecular Weight : 242.29

Drug Reference Standards & Impurity Synthesis in India
PA BSC 03303289

4'-Methylacetophenone (BSC)

4'-Methylacetophenone


  • Catalogue No.:PA BSC 03303289

  • CAS :

    122-00-9

  • Molecular Formula : C9H10O

  • Molecular Weight : 134.18

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331027

Isopropyl 4-acetamidobenzenesulfonate

Isopropyl 4-acetamidobenzenesulfonate


  • Catalogue No.:PA 03 0331027

  • CAS :

    64704-17-2

  • Molecular Formula : C11H15NO4S

  • Molecular Weight : 257.3

Drug Reference Standards & Impurity Synthesis in India
PA 03 0331028

(E)-4-(2-(1-(p-Tolyl)ethylidene)hydrazineyl)benzenesulfonamide

(E)-4-(2-(1-(p-Tolyl)ethylidene)hydrazineyl)benzenesulfonamide


  • Catalogue No.:PA 03 0331028

  • CAS :

    3070439-43-6

  • Molecular Formula : C15H17N3O2S

  • Molecular Weight : 303.38

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