Acyclovir-Impurities | Pharmaffiliates

acyclovir and its Impurities

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.

Displaying 39 results for acyclovir Impurities
PAI 01 002380

(2-((2-((tert-Butoxycarbonyl)amino)-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy)ethoxy)methyl Acetate


  • Catalogue No.:PAI 01 002380

  • CAS :

    NA

  • Molecular Formula : C16H23N5O7

  • Molecular Weight : 397.39

PA 01 20910

(2-Acetamido-4-oxo-4,7-dihydro-3H-pyrrolo[3,2-d]pyrimidin-7-yl)methyl Acetate

(2-Acetamido-4-oxo-4,7-dihydro-3H-pyrrolo[3,2-d]pyrimidin-7-yl)methyl Acetate


  • Catalogue No.:PA 01 20910

  • CAS :

    NA

  • Molecular Formula : C11H12N4O4

  • Molecular Weight : 264.24

PA 01 20920

2-Amino-9-(hydroxymethyl)-1,9-dihydro-6H-purin-6-one

2-Amino-9-(hydroxymethyl)-1,9-dihydro-6H-purin-6-one


  • Catalogue No.:PA 01 20920

  • CAS :

    NA

  • Molecular Formula : C6H7N5O2

  • Molecular Weight : 181.16

PAI 01 002390

2-Chloro-1,9-dihydro-6H-purin-6-one

2-Chloro-1,9-dihydro-6H-purin-6-one


  • Catalogue No.:PAI 01 002390

  • CAS :

    NA

  • Molecular Formula : C5H3ClN4O

  • Molecular Weight : 170.56

PAI 01 002400

9-Acetyl-2-chloro-1,9-dihydro-6H-purin-6-one

9-Acetyl-2-chloro-1,9-dihydro-6H-purin-6-one


  • Catalogue No.:PAI 01 002400

  • CAS :

    NA

  • Molecular Formula : C7H5ClN4O2

  • Molecular Weight : 212.59

PAI 01 002410

2,2'-(Methylenebis(azanediyl))bis(9-acetyl-1,9-dihydro-6H-purin-6-one)

2,2'-(Methylenebis(azanediyl))bis(9-acetyl-1,9-dihydro-6H-purin-6-one)


  • Catalogue No.:PAI 01 002410

  • CAS :

    NA

  • Molecular Formula : C15H14N10O4

  • Molecular Weight : 398.34

PAI 01 002411

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

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

2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl Benzoate


  • Catalogue No.:PA 01 0201001

  • CAS :

    59277-91-7

  • Molecular Formula : C15H15N5O4

  • Molecular Weight : 329.32

PA 01 0201002

N2-Acetyl Acyclovir Benzoate

2-[[2-(Acetylamino)-6-oxo-1,6-dihydro-9H-purin-9-yl]methoxy]ethyl 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

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

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

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

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

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

PAI 01 002417

N,N'-((2,5,7,10-Tetraoxaundecane-1,11-diyl)bis(6-oxo-6,9-dihydro-1H-purine-9,2-diyl))diacetamide

N,N'-((2,5,7,10-Tetraoxaundecane-1,11-diyl)bis(6-oxo-6,9-dihydro-1H-purine-9,2-diyl))diacetamide


  • Catalogue No.:PAI 01 002417

  • CAS :

    NA

  • Molecular Formula : C21H26N10O8

  • Molecular Weight : 546.5

PAI 01 002418

2-((2-Acetamido-9-acetyl-6-oxo-1,6,8,9-tetrahydro-7H-purin-7-yl)methoxy)ethyl Acetate

2-((2-Acetamido-9-acetyl-6-oxo-1,6,8,9-tetrahydro-7H-purin-7-yl)methoxy)ethyl Acetate


  • Catalogue No.:PAI 01 002418

  • CAS :

    NA

  • Molecular Formula : C14H19N5O6

  • Molecular Weight : 353.34

PA 01 0201004

2-amino-9-(((2-hydroxyethoxy)methoxy)methyl)-1,9-dihydro-6H-purin-6-one compound with 2-amino-9-((2-(hydroxymethoxy)ethoxy)methyl)-1,9-dihydro-6H-purin-6-one (1:1)

2-amino-9-(((2-hydroxyethoxy)methoxy)methyl)-1,9-dihydro-6H-purin-6-one compound with 2-amino-9-((2-(hydroxymethoxy)ethoxy)methyl)-1,9-dihydro-6H-purin-6-one (1:1)


  • Catalogue No.:PA 01 0201004

  • CAS :

    NA

  • Molecular Formula : C18H26N10O8

  • Molecular Weight : 510.47

PAI 01 002419

N-(9-((2-((tert-Butyldimethylsilyl)oxy)ethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)acetamide

N-(9-((2-((tert-Butyldimethylsilyl)oxy)ethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)acetamide


  • Catalogue No.:PAI 01 002419

  • CAS :

    139767-69-4

  • Molecular Formula : C16H27N5O4Si

  • Molecular Weight : 381.51

PAI 01 002420

N-Allyl-N-(6-(allyloxy)-9-((2-((tert-butyldimethylsilyl)oxy)ethoxy)methyl)-9H-purin-2-yl)acetamide

N-Allyl-N-(6-(allyloxy)-9-((2-((tert-butyldimethylsilyl)oxy)ethoxy)methyl)-9H-purin-2-yl)acetamide


  • Catalogue No.:PAI 01 002420

  • CAS :

    NA

  • Molecular Formula : C22H35N5O4Si

  • Molecular Weight : 461.64

PAI 01 002421

N-Allyl-N-(6-(allyloxy)-9-((2-hydroxyethoxy)methyl)-9H-purin-2-yl)acetamide

N-Allyl-N-(6-(allyloxy)-9-((2-hydroxyethoxy)methyl)-9H-purin-2-yl)acetamide


  • Catalogue No.:PAI 01 002421

  • CAS :

    NA

  • Molecular Formula : C16H21N5O4

  • Molecular Weight : 347.38

PAI 01 002422

(2-((2-(N-Allylacetamido)-6-(allyloxy)-9H-purin-9-yl)methoxy)ethoxy)methyl Acetate

(2-((2-(N-Allylacetamido)-6-(allyloxy)-9H-purin-9-yl)methoxy)ethoxy)methyl Acetate


  • Catalogue No.:PAI 01 002422

  • CAS :

    NA

  • Molecular Formula : C19H25N5O6

  • Molecular Weight : 419.44

PA 01 0201005

2-Amino-9-((2-(hydroxymethoxy)ethoxy)methyl)-1,9-dihydro-6H-purin-6-one

2-Amino-9-((2-(hydroxymethoxy)ethoxy)methyl)-1,9-dihydro-6H-purin-6-one


  • Catalogue No.:PA 01 0201005

  • CAS :

    NA

  • Molecular Formula : C9H13N5O4

  • Molecular Weight : 255.23

PA 01 0201006

2-(2-Acetoxyethoxy)propane-1,3-diyl Diacetate

2-(2-Acetoxyethoxy)propane-1,3-diyl Diacetate


  • Catalogue No.:PA 01 0201006

  • CAS :

    1195360-46-3

  • Molecular Formula : C11H18O7

  • Molecular Weight : 262.26

PA 01 0201007

2-Amino-9-((2-((2-amino-6-oxo-1,6,7,8-tetrahydro-9H-purin-9-yl)methoxy)ethoxy)methyl)-1,9-dihydro-6H-purin-6-one

2-Amino-9-((2-((2-amino-6-oxo-1,6,7,8-tetrahydro-9H-purin-9-yl)methoxy)ethoxy)methyl)-1,9-dihydro-6H-purin-6-one


  • Catalogue No.:PA 01 0201007

  • CAS :

    NA

  • Molecular Formula : C14H18N10O4

  • Molecular Weight : 390.36

PA 01 0201008

N-(9-((2-Hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-N-(((9-((2-hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)amino)methyl)nitrous amide

N-(9-((2-Hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-N-(((9-((2-hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)amino)methyl)nitrous amide


  • Catalogue No.:PA 01 0201008

  • CAS :

    NA

  • Molecular Formula : C17H21N11O7

  • Molecular Weight : 491.43

PA 01 0201009

N,N'-Methylenebis(N-(9-((2-hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)nitrous amide)

N,N'-Methylenebis(N-(9-((2-hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)nitrous amide)


  • Catalogue No.:PA 01 0201009

  • CAS :

    NA

  • Molecular Formula : C17H20N12O8

  • Molecular Weight : 520.42

PAI 01 002423

1,3,5-Trioxepane

1,3,5-Trioxepane


  • Catalogue No.:PAI 01 002423

  • CAS :

    5981-06-6

  • Molecular Formula : C4H8O3

  • Molecular Weight : 104.11

PAI 01 002424

N-(9-((2-Hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)benzamide

N-(9-((2-Hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)benzamide


  • Catalogue No.:PAI 01 002424

  • CAS :

    275371-31-8

  • Molecular Formula : C15H15N5O4

  • Molecular Weight : 329.32

PAI 01 002425

N-(9-(11-(2-Benzamido-6-oxo-1,6-dihydro-9H-purin-9-yl)-2,5,7,10-tetraoxaundecyl)-6-oxo-6,9-dihydro-3H-purin-2-yl)benzamide

N-(9-(11-(2-Benzamido-6-oxo-1,6-dihydro-9H-purin-9-yl)-2,5,7,10-tetraoxaundecyl)-6-oxo-6,9-dihydro-3H-purin-2-yl)benzamide


  • Catalogue No.:PAI 01 002425

  • CAS :

    NA

  • Molecular Formula : C31H30N10O8

  • Molecular Weight : 670.64

PA 01 0201010

9-Propyl-9H-purin-6-amine

9-Propyl-9H-purin-6-amine


  • Catalogue No.:PA 01 0201010

  • CAS :

    707-98-2

  • Molecular Formula : C8H11N5

  • Molecular Weight : 177.21

PAI 01 002426

((((Methylenebis(azanediyl))bis(6-oxo-1,6-dihydro-9H-purine-2,9-diyl))bis(methylene))bis(oxy))bis(ethane-2,1-diyl) (2S,2'S)-bis(2-(((benzyloxy)carbonyl)amino)-3-methylbutanoate)

((((Methylenebis(azanediyl))bis(6-oxo-1,6-dihydro-9H-purine-2,9-diyl))bis(methylene))bis(oxy))bis(ethane-2,1-diyl) (2S,2'S)-bis(2-(((benzyloxy)carbonyl)amino)-3-methylbutanoate)


  • Catalogue No.:PAI 01 002426

  • CAS :

    NA

  • Molecular Formula : C43H52N12O12

  • Molecular Weight : 928.96

PAI 01 002427

2-((2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy)ethyl benzyl-L-valinate

2-((2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy)ethyl benzyl-L-valinate


  • Catalogue No.:PAI 01 002427

  • CAS :

    NA

  • Molecular Formula : C20H26N6O4

  • Molecular Weight : 414.47

PAI 01 002428

((((Methylenebis(azanediyl))bis(6-oxo-1,6-dihydro-9H-purine-2,9-diyl))bis(methylene))bis(oxy))bis(ethane-2,1-diyl) (2S,2'S)-bis(2-(benzylamino)-3-methylbutanoate)

((((Methylenebis(azanediyl))bis(6-oxo-1,6-dihydro-9H-purine-2,9-diyl))bis(methylene))bis(oxy))bis(ethane-2,1-diyl) (2S,2'S)-bis(2-(benzylamino)-3-methylbutanoate)


  • Catalogue No.:PAI 01 002428

  • CAS :

    NA

  • Molecular Formula : C41H52N12O8

  • Molecular Weight : 840.94

PAI 01 002429

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl ((benzyloxy)carbonyl)-D-valinate

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl ((benzyloxy)carbonyl)-D-valinate


  • Catalogue No.:PAI 01 002429

  • CAS :

    124832-32-2

  • Molecular Formula : C21H26N6O6

  • Molecular Weight : 458.48

PAI 01 002430

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl N-((benzyloxy)carbonyl)-N-ethyl-D-valinate

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl N-((benzyloxy)carbonyl)-N-ethyl-D-valinate


  • Catalogue No.:PAI 01 002430

  • CAS :

    NA

  • Molecular Formula : C23H30N6O6

  • Molecular Weight : 486.53

PAI 01 002431

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl ethyl-D-valinate

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl ethyl-D-valinate


  • Catalogue No.:PAI 01 002431

  • CAS :

    1799279-90-5

  • Molecular Formula : C15H24N6O4

  • Molecular Weight : 352.4

PAI 01 002432

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl methyl-D-valinate

2-((2-Amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy)ethyl methyl-D-valinate


  • Catalogue No.:PAI 01 002432

  • CAS :

    1799279-79-0

  • Molecular Formula : C14H22N6O4

  • Molecular Weight : 338.37

PAI 01 002433

N-((Benzyloxy)carbonyl)-N-ethyl-L-valine

N-((Benzyloxy)carbonyl)-N-ethyl-L-valine


  • Catalogue No.:PAI 01 002433

  • CAS :

    287208-81-5

  • Molecular Formula : C15H21NO4

  • Molecular Weight : 279.34

PA RMS 02001014

Acyclovir (RMS)

Acyclovir


  • Catalogue No.:PA RMS 02001014

  • CAS :

    59277-89-3

  • Molecular Formula : C8H11N5O3

  • Molecular Weight : 225.21