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    Acyclovir EP Impurity P

    Acyclovir EP Impurity P

    Synonym

    2-amino-9-(2-hydroxyethyl)-3H-purin-6(9H)-one

    Molecular Formula

    C7H9N5O2

    Molecular Weight

    195.18

    Catalogue Number

    AR-G05470

    Parent Drug

    Acyclovir

    CAS Number

    23169-33-7

    Common Package:10,25,50,100 mg

    Collections: ACYCLOVIR

    Category: 23169-33-7 Acyclovir AR-G05470 C7H9N5O2

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    N-Cbz-L-Valyl-L-Valine

    Synonym

    (S)-2-((S)-2-(((benzyloxy)carbonyl)amino)-3-methylbutanamido)-3-methylbutanoic acid

    Molecular Formula

    C18H26N2O5

    Molecular Weight

    350.42

    Catalogue Number

    AR-A01382

    Parent Drug

    ACYCLOVIR

    CAS Number

    19542-54-2
    N-Cbz-L-Norvaline

    Synonym

    (S)-2-(((benzyloxy)carbonyl)amino)pentanoic acid

    Molecular Formula

    C13H17NO4

    Molecular Weight

    251.28

    Catalogue Number

    AR-A01381

    Parent Drug

    ACYCLOVIR

    CAS Number

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    Acyclovir L-Leucinate

    Synonym

    (S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-amino-4-methylpentanoate hydrochloride

    Molecular Formula

    C14H22N6O4. HCl

    Molecular Weight

    338.37 36.46

    Catalogue Number

    AR-A01380

    Parent Drug

    ACYCLOVIR

    CAS Number

    142963-69-7
    Valacyclovir Related Compound G

    Synonym

    N,N-dimethylpyridin-4-amine

    Molecular Formula

    C7H10N2

    Molecular Weight

    122.17

    Catalogue Number

    AR-A01379

    Parent Drug

    ACYCLOVIR

    CAS Number

    1122-58-3
    Acyclovir

    Synonym

    2-amino-9-((2-hydroxyethoxy)methyl)-3H-purin-6(9H)-one

    Molecular Formula

    C8H11N5O3

    Molecular Weight

    225.21

    Catalogue Number

    AR-A01378

    Parent Drug

    ACYCLOVIR

    CAS Number

    59277-89-3
    Aciclovir Impurity N

    Synonym

    (2-((2-acetamido-6-oxo-3H-purin-9(6H)-yl)methoxy)ethoxy)methyl acetate

    Molecular Formula

    C13H17N5O6

    Molecular Weight

    339.31

    Catalogue Number

    AR-A01377

    Parent Drug

    ACYCLOVIR
    (S)-3-methyl-2-(methylamino)butanoic acid

    Synonym

    (S)-3-methyl-2-(methylamino)butanoic acid

    Molecular Formula

    C6H13NO2

    Molecular Weight

    131.18

    Catalogue Number

    AR-A01376

    Parent Drug

    ACYCLOVIR

    CAS Number

    2480-23-1
    (2E,4E,6E,8E)-butyl 9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,4,6,8-tetraenoate

    Synonym

    2-methoxyethyl 2-acetoxyacetate

    Molecular Formula

    C7H12O5

    Molecular Weight

    176.17

    Catalogue Number

    AR-A01375

    Parent Drug

    ACYCLOVIR

    CAS Number

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    Valaciclovir EP Impurity H HCl

    Synonym

    (S)-2-((2-amino-6-oxo-1H-purin-9(6H)-yl)methoxy)ethyl 2-aminopropanoate hydrochloride

    Molecular Formula

    C11H16N6O4. HCl

    Molecular Weight

    296.29 36.46

    Catalogue Number

    AR-A01374

    Parent Drug

    ACYCLOVIR

    CAS Number

    84499-64-9 (free base)
    Valaciclovir EP Impurity M

    Synonym

    2-((2-acetamido-6-oxo-1H-purin-7(6H)-yl)methoxy)ethyl acetate

    Molecular Formula

    C14H20N6O5

    Molecular Weight

    352.35

    Catalogue Number

    AR-A01373

    Parent Drug

    ACYCLOVIR

    CAS Number

    847670-62-6
    Esterified Compound Impurity G

    Synonym

    dimethyl 2-(2-(2-amino-6-chloro-9H-purin-9-yl)ethyl)malonate

    Molecular Formula

    C12H14ClN5O4

    Molecular Weight

    327.73

    Catalogue Number

    AR-A01372

    Parent Drug

    ACYCLOVIR

    CAS Number

    172529-93-0
    Acyclovir Impurity O

    Synonym

    9-((2-hydroxyethoxy)methyl)-2-((hydroxymethyl)amino)-3H-purin-6(9H)-one

    Molecular Formula

    C9H13N5O4

    Molecular Weight

    255.24

    Catalogue Number

    AR-A01371

    Parent Drug

    ACYCLOVIR
    Valacyclovir Impurity Q

    Synonym

    (S)-2-((2-amino-6-oxo-1H-purin-9(6H)-yl)methoxy)ethyl 3-methyl-2-((((6-oxo-6,9-dihydro-1H-purin-2-yl)amino)methyl)amino)butanoate

    Molecular Formula

    C19H25N11O5

    Molecular Weight

    487.48

    Catalogue Number

    AR-A01370

    Parent Drug

    ACYCLOVIR
    Valaciclovir EP Impurity O

    Synonym

    (S)-2-((2-((((9-((2-hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)amino)methyl)amino)-6-oxo-1H-purin-9(6H)-yl)methoxy)ethyl 2-amino-3-methylbutanoate

    Molecular Formula

    C22H33N11O7

    Molecular Weight

    563.58

    Catalogue Number

    AR-A01369

    Parent Drug

    ACYCLOVIR
    Valaciclovir EP Impurity K

    Synonym

    9-((2-hydroxyethoxy)methyl)-2-((((6-oxo-6,9-dihydro-1H-purin-2-yl)amino)methyl)amino)-1H-purin-6(9H)-one

    Molecular Formula

    C14H18N10O4

    Molecular Weight

    390.36

    Catalogue Number

    AR-A01368

    Parent Drug

    ACYCLOVIR
    Valacyclovir USP Related Compound C

    Synonym

    (S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 3-methyl-2-(methylamino)butanoate

    Molecular Formula

    C14H22N6O4

    Molecular Weight

    338.37

    Catalogue Number

    AR-A01367

    Parent Drug

    ACYCLOVIR

    CAS Number

    1346747-65-6
    Acyclovir EP Impurity R

    Synonym

    9,9'-(2,5,7,10-tetraoxaundecane-1,11-diyl)bis(2-amino-3H-purin-6(9H)-one)

    Molecular Formula

    C1722N10O6

    Molecular Weight

    462.43

    Catalogue Number

    AR-A01366

    Parent Drug

    ACYCLOVIR
    Acyclovir EP Impurity Q (Mixture of Isomers)

    Synonym

    2-amino-9-(((2-hydroxyethoxy)methoxy)methyl)-3H-purin-6(9H)-one compound with 2-amino-9-((2-(hydroxymethoxy)ethoxy)methyl)-3H-purin-6(9H)-one (1:1)

    Molecular Formula

    C9H13N5O4

    Molecular Weight

    255.24

    Catalogue Number

    AR-A01365

    Parent Drug

    ACYCLOVIR
    Acyclovir Impurity H

    Synonym

    2-((2-acetamido-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl benzoate

    Molecular Formula

    C17H17N5O5

    Molecular Weight

    371.36

    Catalogue Number

    AR-A01364

    Parent Drug

    ACYCLOVIR

    CAS Number

    133186-23-9
    Acyclovir Impurity E

    Synonym

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

    Molecular Formula

    C8H11N5O3

    Molecular Weight

    225.21

    Catalogue Number

    AR-A01363

    Parent Drug

    ACYCLOVIR

    CAS Number

    N/A
    Acyclovir Impurity D

    Synonym

    2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl benzoate

    Molecular Formula

    C15H15N5O4

    Molecular Weight

    329.32

    Catalogue Number

    AR-A01362

    Parent Drug

    ACYCLOVIR

    CAS Number

    59277-91-7
    Valacyclovir Impurity N

    Synonym

    (S)-2-((6-oxo-2-((((6-oxo-6,9-dihydro-3H-purin-2-yl)amino)methyl)amino)-3H-purin-9(6H)-yl)methoxy)ethyl 2-amino-3-methylbutanoate

    Molecular Formula

    C19H25N11O5

    Molecular Weight

    487.48

    Catalogue Number

    AR-A01361

    Parent Drug

    ACYCLOVIR
    Valacyclovir Impurity J

    Synonym

    (2S,3S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-amino-3-methylpentanoate

    Molecular Formula

    C14H22N6O4

    Molecular Weight

    338.37

    Catalogue Number

    AR-A01360

    Parent Drug

    ACYCLOVIR

    CAS Number

    142963-63-1
    Acyclovir EP Impurity M

    Synonym

    2-((2-acetamido-6-oxo-3H-purin-7(6H)-yl)methoxy)ethyl acetate

    Molecular Formula

    C12H15N5O5

    Molecular Weight

    309.28

    Catalogue Number

    AR-A01358

    Parent Drug

    ACYCLOVIR

    CAS Number

    91702-60-2
    Acyclovir Impurity K

    Synonym

    2,2'-(methylenebis(azanediyl))bis(9-((2-hydroxyethoxy)methyl)-3H-purin-6(9H)-one)

    Molecular Formula

    C17H22N10O6

    Molecular Weight

    462.43

    Catalogue Number

    AR-A01357

    Parent Drug

    ACYCLOVIR

    CAS Number

    1797131-64-6
    Acyclovir EP Impurity J

    Synonym

    9,9'-((ethane-1,2-diylbis(oxy))bis(methylene))bis(2-amino-3H-purin-6(9H)-one)

    Molecular Formula

    C14H16N10O4

    Molecular Weight

    388.35

    Catalogue Number

    AR-A01356

    Parent Drug

    ACYCLOVIR

    CAS Number

    166762-90-9
    Acyclovir EP Impurity I

    Synonym

    2-amino-9-((2-((2-amino-6-oxo-1H-purin-7(6H)-yl)methoxy)ethoxy)methyl)-1H-purin-6(9H)-one

    Molecular Formula

    C14H16N10O4

    Molecular Weight

    388.35

    Catalogue Number

    AR-A03235

    Parent Drug

    ACYCLOVIR
    Acyclovir EP Impurity F

    Synonym

    N-(9-((2-hydroxyethoxy)methyl)-6-oxo-6,9-dihydro-1H-purin-2-yl)acetamide

    Molecular Formula

    C10H13N5O4

    Molecular Weight

    267.25

    Catalogue Number

    AR-A01354

    Parent Drug

    ACYCLOVIR

    CAS Number

    110104-37-5
    Acyclovir EP Impurity L

    Synonym

    N-(9-acetyl-6-oxo-6,9-dihydro-1H-purin-2-yl)acetamide

    Molecular Formula

    C9H9N5O3

    Molecular Weight

    235.20

    Catalogue Number

    AR-A01353

    Parent Drug

    ACYCLOVIR

    CAS Number

    3056-33-5
    Acyclovir EP Impurity C

    Synonym

    2-amino-7-((2-hydroxyethoxy)methyl)-1H-purin-6(7H)-one

    Molecular Formula

    C8H11N5O3

    Molecular Weight

    225.21

    Catalogue Number

    AR-A01352

    Parent Drug

    ACYCLOVIR

    CAS Number

    91702-61-3
    Acyclovir EP Impurity B

    Synonym

    2-amino-1H-purin-6(7H)-one

    Molecular Formula

    C5H5N5O

    Molecular Weight

    151.13

    Catalogue Number

    AR-A01351

    Parent Drug

    ACYCLOVIR

    CAS Number

    73-40-5
    Acyclovir EP Impurity A

    Synonym

    2-((2-amino-6-oxo-1H-purin-9(6H)-yl)methoxy)ethyl acetate

    Molecular Formula

    C10H13N5O4

    Molecular Weight

    267.25

    Catalogue Number

    AR-A01350

    Parent Drug

    ACYCLOVIR

    CAS Number

    102728-64-3
    Valacyclovir USP Related Compound F

    Synonym

    (S)-2-hydroxyethyl 2-amino-3-methylbutanoate 4-methylbenzenesulfonate

    Molecular Formula

    C7H15NO3. C7H8O3S

    Molecular Weight

    161.20 172.20

    Catalogue Number

    AR-A01349

    Parent Drug

    ACYCLOVIR

    CAS Number

    86150-61-0
    Valacyclovir HCl

    Synonym

    (S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-amino-3-methylbutanoate hydrochloride

    Molecular Formula

    C13H20N6O4. HCl

    Molecular Weight

    324.34 36.46

    Catalogue Number

    AR-A01348

    Parent Drug

    ACYCLOVIR

    CAS Number

    124832-27-5
    Valacyclovir Related Compound E

    Synonym

    (S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-(((benzyloxy)carbonyl)amino)-3-methylbutanoate

    Molecular Formula

    C21H26N6O6

    Molecular Weight

    458.48

    Catalogue Number

    AR-A01347

    Parent Drug

    ACYCLOVIR
    Valaciclovir EP Impurity P

    Synonym

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

    Molecular Formula

    C27H40N12O8

    Molecular Weight

    660.70

    Catalogue Number

    AR-A01346

    Parent Drug

    ACYCLOVIR

    CAS Number

    1356019-51-6
    Valacyclovir Related Compound D

    Synonym

    (S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-(ethylamino)-3-methylbutanoate

    Molecular Formula

    C15H24N6O4

    Molecular Weight

    352.40

    Catalogue Number

    AR-A01345

    Parent Drug

    ACYCLOVIR
    Valacyclovir-d8 HCl

    Synonym

    (S)-2-((2-amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-amino-3-methylbutanoate-D8 hydrochloride

    Molecular Formula

    C13H12N6O4D8. HCl

    Molecular Weight

    332.39 36.46

    Catalogue Number

    AR-A01344

    Parent Drug

    ACYCLOVIR

    CAS Number

    1279033-32-7
    Acyclovir EP Impurity G

    Synonym

    2-((2-acetamido-6-oxo-1H-purin-9(6H)-yl)methoxy)ethyl acetate

    Molecular Formula

    C12H15N5O5

    Molecular Weight

    309.28

    Catalogue Number

    AR-A01343

    Parent Drug

    ACYCLOVIR

    CAS Number

    75128-73-3
    Acyclovir-d4

    Synonym

    2-amino-9-((2-hydroxyethoxy)methyl)-3H-purin-6(9H)-one-D4

    Molecular Formula

    C8H7N5O3D4

    Molecular Weight

    229.23

    Catalogue Number

    AR-A01342

    Parent Drug

    ACYCLOVIR

    CAS Number

    59277-89-3 (non-labelled)