Acyclovir-Impurities | Pharmaffiliates

acyclovir

Acyclovir is an antiviral drug, used in the treatment of Herpes and AIDS. It is an an orally active acyclic nucleoside. Reference standards of Acyclovir API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

PA 01 20010

Acyclovir - Impurity A (Freebase)


  • Catalogue No.:PA 01 20010

  • CAS :

    102728-64-3

  • Molecular Formula : C10H13N5O4

  • Molecular Weight : 267.24

PA 01 20020

Acyclovir - Impurity B (Freebase)


  • Catalogue No.:PA 01 20020

  • CAS :

    73-40-5

  • Molecular Formula : C5H5N5O

  • Molecular Weight : 151.13

PA 01 20060

Acyclovir - Impurity F (Freebase)


  • Catalogue No.:PA 01 20060

  • CAS :

    110104-37-5

  • Molecular Formula : C10H13N5O4

  • Molecular Weight : 267.24

PA 01 20070

Acyclovir - Impurity G (Freebase)


  • Catalogue No.:PA 01 20070

  • CAS :

    75128-73-3

  • Molecular Formula : C12H15N5O5

  • Molecular Weight : 309.28

PA 01 20100

Acyclovir - Impurity J (Freebase)


  • Catalogue No.:PA 01 20100

  • CAS :

    166762-90-9

  • Molecular Formula : C14H16N10O4

  • Molecular Weight : 388.34

PA 01 20110

Acyclovir - Impurity K (Freebase)


  • Catalogue No.:PA 01 20110

  • CAS :

    1797131-64-6

  • Molecular Formula : C17H22N10O6

  • Molecular Weight : 462.42

PA 01 20120

Acyclovir - Impurity L (Freebase)


  • Catalogue No.:PA 01 20120

  • CAS :

    3056-33-5

  • Molecular Formula : C9H9N5O3

  • Molecular Weight : 235.2

PA 01 20130

Acyclovir - Impurity M (Freebase)


  • Catalogue No.:PA 01 20130

  • CAS :

    91702-60-2

  • Molecular Formula : C12H15N5O5

  • Molecular Weight : 309.28

PA 01 20160

Acyclovir - Impurity P (Freebase)


  • Catalogue No.:PA 01 20160

  • CAS :

    23169-33-7

  • Molecular Formula : C7H9N5O2

  • Molecular Weight : 195.18

PA 01 20170

Acyclovir - Impurity Q (Freebase)


  • Catalogue No.:PA 01 20170

  • CAS :

    NA

  • Molecular Formula : C9H13N5O4

  • Molecular Weight : 255.23

PA 01 20180

Acyclovir - Impurity R (Freebase)


  • Catalogue No.:PA 01 20180

  • CAS :

    NA

  • Molecular Formula : C17H22N10O6

  • Molecular Weight : 462.42

PA 01 20510

2,6-Dichloropurine


  • Catalogue No.:PA 01 20510

  • CAS :

    5451-40-1

  • Molecular Formula : C5H2Cl2N4

  • Molecular Weight : 189

PA 01 20520

Acyclovir L-Leucinate Hydrochloride


  • Catalogue No.:PA 01 20520

  • CAS :

    142963-69-7

  • Molecular Formula : C14H23ClN6O4

  • Molecular Weight : 374.82

PA 01 20530

Acetyl 2-[(2-Formamide-1,6-dihydro-6-chloro-9H-purin-9yl)methoxy]ethyl Ester


  • Catalogue No.:PA 01 20530

  • CAS :

    1346598-89-7

  • Molecular Formula : C11H12ClN5O4

  • Molecular Weight : 316.7

PA 01 20540

N2-Acetyl Acyclovir Methyl Acetate


  • Catalogue No.:PA 01 20540

  • CAS :

    NA

  • Molecular Formula : C13H17N5O6

  • Molecular Weight : 339.3

PA 01 20590

Bis [Acetyl 2-[(2-Formamide-1,6-dihydro-6-chloro-9H-purin-9yl)methoxy]ethyl Ester]


  • Catalogue No.:PA 01 20590

  • CAS :

    1346600-44-9

  • Molecular Formula : C23H24Cl2N10O8

  • Molecular Weight : 639.4

PA 01 20600

Bis [2-[(2-Amino-1,6-dihydro-6-O-benzyl-9H-purin-9yl)methoxy]ethanol]


  • Catalogue No.:PA 01 20600

  • CAS :

    1346599-81-2

  • Molecular Formula : C31H34N10O6

  • Molecular Weight : 642.67

PA 01 20610

Bis N-Benzyloxycarbonyl-6-O-benzyl-valacyclovir


  • Catalogue No.:PA 01 20610

  • CAS :

    1356350-92-9

  • Molecular Formula : C57H64N12O12

  • Molecular Weight : 1109.19

PA 01 20620

Bis Valacyclovir


  • Catalogue No.:PA 01 20620

  • CAS :

    1356019-51-6

  • Molecular Formula : C27H40N12O8

  • Molecular Weight : 660.69

PA 01 20630

6-Chloro Acyclovir Acetate


  • Catalogue No.:PA 01 20630

  • CAS :

    81777-48-2

  • Molecular Formula : C10H12ClN5O3

  • Molecular Weight : 285.69

PA 01 20750

8-Hydroxy-9-(2-hydroxyethoxymethyl)guanine


  • Catalogue No.:PA 01 20750

  • CAS :

    NA

  • Molecular Formula : C8H11N5O4

  • Molecular Weight : 241.21

PA 01 20770

9-((2-Hydroxyethoxy)methyl)-2-((hydroxymethyl)amino)-1H-purin-6(9H)-one


  • Catalogue No.:PA 01 20770

  • CAS :

    2190509-40-9

  • Molecular Formula : C9H13N5O4

  • Molecular Weight : 255.23

PA STI 001960

Acyclovir-d4 N,O-Diacetate


  • Catalogue No.:PA STI 001960

  • CAS :

    1189728-07-1

  • Molecular Formula : C12H11D4N5O5

  • Molecular Weight : 313.3

PA STI 003900

Acyclovir-d4


  • Catalogue No.:PA STI 003900

  • CAS :

    1185179-33-2

  • Molecular Formula : C8H7D4N5O3

  • Molecular Weight : 229.23

PA STI 003910

Acyclovir-d4 Benzoate


  • Catalogue No.:PA STI 003910

  • CAS :

    NA

  • Molecular Formula : C15H11D4N5O4

  • Molecular Weight : 333.34

PA STI 003920

Acyclovir-d4 L-Leucinate


  • Catalogue No.:PA STI 003920

  • CAS :

    1795785-74-8

  • Molecular Formula : C14H19D4ClN6O4

  • Molecular Weight : 378.85

PA STI 020000

2-(Chloromethoxy)ethyl-d4 Benzoate


  • Catalogue No.:PA STI 020000

  • CAS :

    NA

  • Molecular Formula : C10H7D4ClO3

  • Molecular Weight : 218.67

PA STI 035440

1,3-Dioxolane-4,4,5,5-d4


  • Catalogue No.:PA STI 035440

  • CAS :

    42219-54-5

  • Molecular Formula : C3H2D4O2

  • Molecular Weight : 78.1

PA STI 048930

N7-[(2-Hydroxyethoxy)methyl)guanine-d4


  • Catalogue No.:PA STI 048930

  • CAS :

    1794787-59-9

  • Molecular Formula : C8H7D4N5O3

  • Molecular Weight : 229.23

PA STI 049940

2-(Hydroxymethoxy)ethyl-d4 Benzoate


  • Catalogue No.:PA STI 049940

  • CAS :

    NA

  • Molecular Formula : C10H8D4O4

  • Molecular Weight : 200.23

PA 01 0201000

8-Hydroxyacyclovir


  • Catalogue No.:PA 01 0201000

  • CAS :

    80685-23-0

  • Molecular Formula : C8H11N5O4

  • Molecular Weight : 241.21

PAI 01 002411

2-(2-Acetamido-6-((diphenylcarbamoyl)oxy)-9H-purin-9-yl)ethyl Acetate


  • Catalogue No.:PAI 01 002411

  • CAS :

    NA

  • Molecular Formula : C24H22N6O5

  • Molecular Weight : 474.48

PA 01 0201001

Acyclovir Benzoate


  • Catalogue No.:PA 01 0201001

  • CAS :

    59277-91-7

  • Molecular Formula : C15H15N5O4

  • Molecular Weight : 329.32

PA 01 0201002

N2-Acetyl Acyclovir Benzoate


  • Catalogue No.:PA 01 0201002

  • CAS :

    133186-23-9

  • Molecular Formula : C17H17N5O5

  • Molecular Weight : 371.35

PAI 01 002412

Tert-Butyl (9-((2-(hydroxymethoxy)ethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)carbamate


  • Catalogue No.:PAI 01 002412

  • CAS :

    NA

  • Molecular Formula : C14H21N5O6

  • Molecular Weight : 355.35

PAI 01 002413

Di-tert-butyl ((2,5,7,10-tetraoxaundecane-1,11-diyl)bis(6-oxo-6,9-dihydro-1H-purine-9,2-diyl))dicarbamate


  • Catalogue No.:PAI 01 002413

  • CAS :

    NA

  • Molecular Formula : C27H38N10O10

  • Molecular Weight : 662.66

PAI 01 002414

N2-Isobutyrylacyclovir


  • Catalogue No.:PAI 01 002414

  • CAS :

    205533-48-8

  • Molecular Formula : C12H17N5O4

  • Molecular Weight : 295.3

PAI 01 002415

N-(9-((2-(Hydroxymethoxy)ethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)isobutyramide


  • Catalogue No.:PAI 01 002415

  • CAS :

    NA

  • Molecular Formula : C13H19N5O5

  • Molecular Weight : 325.33

PAI 01 002416

N-(9-((2-((Benzyloxy)methoxy)ethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)isobutyramide


  • Catalogue No.:PAI 01 002416

  • CAS :

    NA

  • Molecular Formula : C20H25N5O5

  • Molecular Weight : 415.45