famciclovir and its Impurities

Famciclovir is a prodrug of penciclovir with higher oral bioavailability. It is marketed as Famvir by Novartis, is a guanine analogue used to treat herpes virus infections. It is most commonly used to treat herpes zoster.. Reference standards of Famciclovir API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 41 results for famciclovir Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 06 72000

Famciclovir

Famciclovir

  • Catalogue No.:PA 06 72000

  • CAS :

    104227-87-4

  • Molecular Formula : C14H19N5O4

  • Molecular Weight : 321.33

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72510

6-Deoxypenciclovir Hydrochloride

6-Deoxypenciclovir Hydrochloride

  • Catalogue No.:PA 06 72510

  • CAS :

    246021-75-0

  • Molecular Formula : C10H16ClN5O2

  • Molecular Weight : 273.72

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72520

Desacetyl Famciclovir

Desacetyl Famciclovir

  • Catalogue No.:PA 06 72520

  • CAS :

    104227-88-5

  • Molecular Formula : C12H17N5O3

  • Molecular Weight : 279.3

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72530

Famciclovir N7-Isomer

Famciclovir N7-Isomer

  • Catalogue No.:PA 06 72530

  • CAS :

    131266-15-4

  • Molecular Formula : C14H19N5O4

  • Molecular Weight : 321.33

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72540

N-Acetyl Famciclovir

N-Acetyl Famciclovir

  • Catalogue No.:PA 06 72540

  • CAS :

    NA

  • Molecular Formula : C16H21N5O5

  • Molecular Weight : 363.37

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72550

Famciclovir Deoxychloro Impurity

Famciclovir Deoxychloro Impurity

  • Catalogue No.:PA 06 72550

  • CAS :

    NA

  • Molecular Formula : C12H16ClN5O2

  • Molecular Weight : 297.74

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72560

Famciclovir Propionyl Impurity

Famciclovir Propionyl Impurity

  • Catalogue No.:PA 06 72560

  • CAS :

    NA

  • Molecular Formula : C15H21N5O4

  • Molecular Weight : 335.36

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72570

Famciclovir 6-Chloro Impurity

Famciclovir 6-Chloro Impurity

  • Catalogue No.:PA 06 72570

  • CAS :

    97845-60-8

  • Molecular Formula : C14H18ClN5O4

  • Molecular Weight : 355.78

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72580

Famciclovir 6-Alkylamino Impurity

Famciclovir 6-Alkylamino Impurity

  • Catalogue No.:PA 06 72580

  • CAS :

    NA

  • Molecular Formula : C23H34N6O8

  • Molecular Weight : 522.56

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72590

6-Chloro Didesacetyl Famciclovir

6-Chloro Didesacetyl Famciclovir

  • Catalogue No.:PA 06 72590

  • CAS :

    172529-94-1

  • Molecular Formula : C10H14ClN5O2

  • Molecular Weight : 271.7

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72600

Diethyl [2-(2-Amino-6-chloro-9H-purin-9-yl)ethyl]malonate

Diethyl [2-(2-Amino-6-chloro-9H-purin-9-yl)ethyl]malonate

  • Catalogue No.:PA 06 72600

  • CAS :

    177838-59-4

  • Molecular Formula : C14H18ClN5O4

  • Molecular Weight : 355.78

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72610

6-Chloro Desacetyl Famciclovir

6-Chloro Desacetyl Famciclovir

  • Catalogue No.:PA 06 72610

  • CAS :

    NA

  • Molecular Formula : C12H16ClN5O3

  • Molecular Weight : 313.74

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72620

2-Amino-6-chloropurine

2-Amino-6-chloropurine

  • Catalogue No.:PA 06 72620

  • CAS :

    10310-21-1

  • Molecular Formula : C5H4ClN5

  • Molecular Weight : 169.57

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Drug Reference Standards & Impurity Synthesis in India
PA 06 72630

Famciclovir Malonate

Famciclovir Malonate

  • Catalogue No.:PA 06 72630

  • CAS :

    122497-20-5

  • Molecular Formula : C12H15N5O4

  • Molecular Weight : 293.28

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Drug Reference Standards & Impurity Synthesis in India
PA STI 027250

Desdiacetyl-8-oxo Famciclovir-d4

Desdiacetyl-8-oxo Famciclovir-d4

  • Catalogue No.:PA STI 027250

  • CAS :

    1346603-55-1

  • Molecular Formula : C10H11D4N5O3

  • Molecular Weight : 257.28

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Drug Reference Standards & Impurity Synthesis in India
PA STI 040550

Famciclovir-d4

Famciclovir-d4

  • Catalogue No.:PA STI 040550

  • CAS :

    1020719-42-9

  • Molecular Formula : C14H15D4N5O4

  • Molecular Weight : 325.36

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 72 13

Famciclovir (IPRS/72/13)-from IPC

Famciclovir (IPRS/72/13)-from IPC

  • Catalogue No.:PA IPIPRS 72 13

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269130

Famciclovir Related Compound E (2-aminopurine) (1269130)

Famciclovir Related Compound E (2-aminopurine) (1269130)

  • Catalogue No.:PA USP1269130

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269141

Famciclovir Related Compound F (2-Amino-6-chloropurine) (1269141)

Famciclovir Related Compound F (2-Amino-6-chloropurine) (1269141)

  • Catalogue No.:PA USP1269141

  • CAS :

    10310-21-1

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269152

Famciclovir (1269152)

Famciclovir (1269152)

  • Catalogue No.:PA USP1269152

  • CAS :

    104227-87-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269163

Famciclovir System Suitability Mixture (Mixture of Famciclovir, Propionyl famciclovir and 6-Chloro (1269163)

Famciclovir System Suitability Mixture (Mixture of Famciclovir, Propionyl famciclovir and 6-Chloro (1269163)

  • Catalogue No.:PA USP1269163

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269174

Famciclovir Related Compound A (2-[2-(2-Amino-9H-purin-9-yl)ethyl]propane-1,3-diol hydrochloride) (1269174)

Famciclovir Related Compound A (2-[2-(2-Amino-9H-purin-9-yl)ethyl]propane-1,3-diol hydrochloride) (1269174)

  • Catalogue No.:PA USP1269174

  • CAS :

    246021-75-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269185

Famciclovir Related Compound B [4-(2-Amino-9H-purin-9-yl)-2-(hydroxymethyl)butyl acetate] (1269185)

Famciclovir Related Compound B [4-(2-Amino-9H-purin-9-yl)-2-(hydroxymethyl)butyl acetate] (1269185)

  • Catalogue No.:PA USP1269185

  • CAS :

    104227-88-5

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1269196

Famciclovir Related Compound C (4-(2-amino-9H-purin-9-yl)-2-methylbutyl acetate) (1269196)

Famciclovir Related Compound C (4-(2-amino-9H-purin-9-yl)-2-methylbutyl acetate) (1269196)

  • Catalogue No.:PA USP1269196

  • CAS :

    174155-70-5

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721000

6-Deoxypenciclovir

6-Deoxypenciclovir

  • Catalogue No.:PA 06 0721000

  • CAS :

    104227-86-3

  • Molecular Formula : C10H15N5O2

  • Molecular Weight : 237.26

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721001

9-[2-(2,2-Dimethyl-1,3-dioxan-5-yl)ethyl]-9H-purin-2-amine

9-[2-(2,2-Dimethyl-1,3-dioxan-5-yl)ethyl]-9H-purin-2-amine

  • Catalogue No.:PA 06 0721001

  • CAS :

    104227-89-6

  • Molecular Formula : C13H19N5O2

  • Molecular Weight : 277.33

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721003

2-aminopurine

2-aminopurine

  • Catalogue No.:PA 06 0721003

  • CAS :

    452-06-2

  • Molecular Formula : C5H5N5

  • Molecular Weight : 135.13

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721002

Famciclovir System Suitability Mixture

Famciclovir System Suitability Mixture

  • Catalogue No.:PA 06 0721002

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721004

2-(2-(2-Amino-9H-purin-9-yl)ethyl)butane-1,4-diyl diacetate

2-(2-(2-Amino-9H-purin-9-yl)ethyl)butane-1,4-diyl diacetate

  • Catalogue No.:PA 06 0721004

  • CAS :

    174155-69-2

  • Molecular Formula : C15H21N5O4

  • Molecular Weight : 335.36

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721005

2-((2-Amino-9H-purin-9-yl)methyl)butane-1,4-diyl diacetate

2-((2-Amino-9H-purin-9-yl)methyl)butane-1,4-diyl diacetate

  • Catalogue No.:PA 06 0721005

  • CAS :

    126589-69-3

  • Molecular Formula : C14H19N5O4

  • Molecular Weight : 321.34

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721009

4-(2-Amino-9H-purin-9-yl)butyl 3-acetoxy-2-methylpropanoate

4-(2-Amino-9H-purin-9-yl)butyl 3-acetoxy-2-methylpropanoate

  • Catalogue No.:PA 06 0721009

  • CAS :

    NA

  • Molecular Formula : C15H21N5O4

  • Molecular Weight : 335.36

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721007

4-(2-Amino-9H-purin-9-yl)butyl acetate

4-(2-Amino-9H-purin-9-yl)butyl acetate

  • Catalogue No.:PA 06 0721007

  • CAS :

    NA

  • Molecular Formula : C11H15N5O2

  • Molecular Weight : 249.27

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721008

2-(2-(2-Amino-9H-purin-9-yl)ethyl)-2-hydroxypropane-1,3-diyl diacetate

2-(2-(2-Amino-9H-purin-9-yl)ethyl)-2-hydroxypropane-1,3-diyl diacetate

  • Catalogue No.:PA 06 0721008

  • CAS :

    172645-79-3

  • Molecular Formula : C14H19N5O5

  • Molecular Weight : 337.34

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721010

Famciclovir methoxycarbonyl analog

Famciclovir methoxycarbonyl analog

  • Catalogue No.:PA 06 0721010

  • CAS :

    NA

  • Molecular Formula : C13H17N5O4

  • Molecular Weight : 307.31

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721011

4-(2-Amino-9H-purin-9-yl)-2-methylbutyl acetate

4-(2-Amino-9H-purin-9-yl)-2-methylbutyl acetate

  • Catalogue No.:PA 06 0721011

  • CAS :

    174155-70-5

  • Molecular Formula : C12H17N5O2

  • Molecular Weight : 263.3

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721012

2-(2-(7-Acetyl-2-amino-7,8-dihydro-9H-purin-9-yl)ethyl)propane-1,3-diyl diacetate

2-(2-(7-Acetyl-2-amino-7,8-dihydro-9H-purin-9-yl)ethyl)propane-1,3-diyl diacetate

  • Catalogue No.:PA 06 0721012

  • CAS :

    NA

  • Molecular Formula : C16H23N5O5

  • Molecular Weight : 365.39

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721013

2-(2-(2-((1-(9-(4-Acetoxy-3-(acetoxymethyl)butyl)-2-amino-9H-purin-8-yl)ethyl)amino)-9H-purin-9-yl)ethyl)propane-1,3-diyl diacetate

2-(2-(2-((1-(9-(4-Acetoxy-3-(acetoxymethyl)butyl)-2-amino-9H-purin-8-yl)ethyl)amino)-9H-purin-9-yl)ethyl)propane-1,3-diyl diacetate

  • Catalogue No.:PA 06 0721013

  • CAS :

    1797985-90-0

  • Molecular Formula : C30H40N10O8

  • Molecular Weight : 668.71

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721006

2-Amino-1,9-dihydro-9-(4-hydroxybutyl)-6H-purin-6-one

2-Amino-1,9-dihydro-9-(4-hydroxybutyl)-6H-purin-6-one

  • Catalogue No.:PA 06 0721006

  • CAS :

    23169-37-1

  • Molecular Formula : C9H13N5O2

  • Molecular Weight : 223.24

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721014

6- Amino Derivative Famciclovir

6-Amino Derivative Famciclovir

  • Catalogue No.:PA 06 0721014

  • CAS :

    97845-71-1

  • Molecular Formula : C11H17N5O2

  • Molecular Weight : 251.29

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721015

9-(2-Bromoethyl)-6-chloro-9H-purin-2-amine

9-(2-Bromoethyl)-6-chloro-9H-purin-2-amine

  • Catalogue No.:PA 06 0721015

  • CAS :

    214201-64-6

  • Molecular Formula : C7H7BrClN5

  • Molecular Weight : 276.52

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Drug Reference Standards & Impurity Synthesis in India
PA 06 0721016

6-Bromo Famciclovir

6-Bromo Famciclovir

  • Catalogue No.:PA 06 0721016

  • CAS :

    131266-20-1

  • Molecular Formula : C14H18BrN5O4

  • Molecular Weight : 400.23

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