Famciclovir-impurities | Pharmaffiliates

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
PA 06 72000

Famciclovir - API Standards

Famciclovir


  • Catalogue No.:PA 06 72000

  • CAS :

    104227-87-4

  • Molecular Formula : C14H19N5O4

  • Molecular Weight : 321.33

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

PA 06 72520

Desacetyl Famciclovir

Desacetyl Famciclovir


  • Catalogue No.:PA 06 72520

  • CAS :

    104227-88-5

  • Molecular Formula : C12H17N5O3

  • Molecular Weight : 279.3

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

PA 06 72540

N-Acetyl Famciclovir

N-Acetyl Famciclovir


  • Catalogue No.:PA 06 72540

  • CAS :

    NA

  • Molecular Formula : C16H21N5O5

  • Molecular Weight : 363.37

PA 06 72550

Famciclovir Deoxychloro Impurity

Famciclovir Deoxychloro Impurity


  • Catalogue No.:PA 06 72550

  • CAS :

    NA

  • Molecular Formula : C12H16ClN5O2

  • Molecular Weight : 297.74

PA 06 72560

Famciclovir Propionyl Impurity

Famciclovir Propionyl Impurity


  • Catalogue No.:PA 06 72560

  • CAS :

    NA

  • Molecular Formula : C15H21N5O4

  • Molecular Weight : 335.36

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

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

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

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

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

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

PA 06 72630

Famciclovir Malonate

Famciclovir Malonate


  • Catalogue No.:PA 06 72630

  • CAS :

    122497-20-5

  • Molecular Formula : C12H15N5O4

  • Molecular Weight : 293.28

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

PA STI 040550

Famciclovir-d4

Famciclovir-d4


  • Catalogue No.:PA STI 040550

  • CAS :

    1020719-42-9

  • Molecular Formula : C14H15D4N5O4

  • Molecular Weight : 325.36

PA IPIPRS 72 13

Famciclovir (IPRS/72/13)-from IPC


  • Catalogue No.:PA IPIPRS 72 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

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

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

PA USP1269152

Famciclovir (1269152)

Famciclovir (1269152)


  • Catalogue No.:PA USP1269152

  • CAS :

    104227-87-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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

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

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

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

PA 06 0721000

6-Deoxypenciclovir

6-Deoxypenciclovir


  • Catalogue No.:PA 06 0721000

  • CAS :

    104227-86-3

  • Molecular Formula : C10H15N5O2

  • Molecular Weight : 237.26

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

PA 06 0721003

2-aminopurine

2-aminopurine


  • Catalogue No.:PA 06 0721003

  • CAS :

    452-06-2

  • Molecular Formula : C5H5N5

  • Molecular Weight : 135.13

PA 06 0721002

Famciclovir System Suitability Mixture

Famciclovir System Suitability Mixture


  • Catalogue No.:PA 06 0721002

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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

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

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

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

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

PA 06 0721010

Famciclovir methoxycarbonyl analog

Famciclovir methoxycarbonyl analog


  • Catalogue No.:PA 06 0721010

  • CAS :

    NA

  • Molecular Formula : C13H17N5O4

  • Molecular Weight : 307.31

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

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

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

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

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

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

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