Azacitidine-Impurities | Pharmaffiliates

azacitidine and its Impurities

Azacytidine has been used as an antineoplastic agent.A pyrimidine nucleoside analogue that inhibits DNA methyltransferase, impairing DNA methylation. It is also an antimetabolite of cytidine, incorporated primarily into RNA. Reference standards of Azacitidine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 51 results for azacitidine Impurities
PA 28 20000

Azacitidine - API

Azacitidine


  • Catalogue No.:PA 28 20000

  • CAS :

    320-67-2

  • Molecular Formula : C8H12N4O5

  • Molecular Weight : 244.20

PA 28 20510

N-(Formylamidino)-N'-beta-D-ribofuranosylurea

N-(Formylamidino)-N'-beta-D-ribofuranosylurea


  • Catalogue No.:PA 28 20510

  • CAS :

    65126-88-7

  • Molecular Formula : C8H14N4O6

  • Molecular Weight : 262.22

PA 28 20520

5-Azacytosine

5-Azacytosine


  • Catalogue No.:PA 28 20520

  • CAS :

    931-86-2

  • Molecular Formula : C3H4N4O

  • Molecular Weight : 112.09

PA 28 20530

2-Acetyl Azacitidine

2-Acetyl Azacitidine


  • Catalogue No.:PA 28 20530

  • CAS :

    1174733-90-4

  • Molecular Formula : C10H14N4O6

  • Molecular Weight : 286.24

PA 28 20540

2',3',5'-Triacetyl-5-Azacytidine

2',3',5'-Triacetyl-5-Azacytidine


  • Catalogue No.:PA 28 20540

  • CAS :

    10302-78-0

  • Molecular Formula : C14H18N4O8

  • Molecular Weight : 370.31

PA 28 20550

1-β-D-Ribofuranosyl-3-guanylurea Picrate

1-β-D-Ribofuranosyl-3-guanylurea Picrate


  • Catalogue No.:PA 28 20550

  • CAS :

    4336-46-3

  • Molecular Formula : C13H17N7O12

  • Molecular Weight : 463.31

PA 28 20560

(Z)-N-(N'-((3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamoyl)carbamimidoyl)formamide

(Z)-N-(N'-((3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamoyl)carbamimidoyl)formamide


  • Catalogue No.:PA 28 20560

  • CAS :

    NA

  • Molecular Formula : C8H14N4O6

  • Molecular Weight : 262.22

PA 28 20570

N-(3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-N-(hydroxymethyl)diazenecarboximidamide

N-(3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-N-(hydroxymethyl)diazenecarboximidamide


  • Catalogue No.:PA 28 20570

  • CAS :

    NA

  • Molecular Formula : C7H14N4O5

  • Molecular Weight : 234.21

PA 28 20580

1-{N-[3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]carbamimidoyl}urea

1-{N-[3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]carbamimidoyl}urea


  • Catalogue No.:PA 28 20580

  • CAS :

    NA

  • Molecular Formula : C7H14N4O5

  • Molecular Weight : 234.21

PA 28 20590

(Z)-N-(Diaminomethylene)-N'-(3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamimidic Acid

(Z)-N-(Diaminomethylene)-N'-(3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamimidic Acid


  • Catalogue No.:PA 28 20590

  • CAS :

    NA

  • Molecular Formula : C7H14N4O5

  • Molecular Weight : 234.21

PA 28 20600

((2R,3S,4R,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl formate

((2R,3S,4R,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl formate


  • Catalogue No.:PA 28 20600

  • CAS :

    NA

  • Molecular Formula : C9H12N4O6

  • Molecular Weight : 272.21

PA 28 20610

1-β-D-Ribofuranosyl-3-guanylurea

1-β-D-Ribofuranosyl-3-guanylurea


  • Catalogue No.:PA 28 20610

  • CAS :

    2508-80-7

  • Molecular Formula : C7H14N4O5

  • Molecular Weight : 234.21

PA 28 20620

N-(Diaminoethylene)-N'-(β-D-ribofuranosyl)-carbamimidic Acid

N-(Diaminoethylene)-N'-(β-D-ribofuranosyl)-carbamimidic Acid


  • Catalogue No.:PA 28 20620

  • CAS :

    NA

  • Molecular Formula : C8H17N3O5

  • Molecular Weight : 235.24

PA 28 20630

1-β-D-Ribofuranosyl-3-aminocarbonyl Guandinine

1-β-D-Ribofuranosyl-3-aminocarbonyl Guandinine


  • Catalogue No.:PA 28 20630

  • CAS :

    NA

  • Molecular Formula : C7H14N4O5

  • Molecular Weight : 234.21

PA 28 20640

1-β-D-Ribofuranosyl-3-iminohydroxymethyl Guandinine

1-β-D-Ribofuranosyl-3-iminohydroxymethyl Guandinine


  • Catalogue No.:PA 28 20640

  • CAS :

    1698011-17-4

  • Molecular Formula : C7H14N4O5

  • Molecular Weight : 234.21

PA 28 20650

N-((Diaminomethylene)carbamoyl)-N-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)formamide

N-((Diaminomethylene)carbamoyl)-N-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)formamide


  • Catalogue No.:PA 28 20650

  • CAS :

    NA

  • Molecular Formula : C8H14N4O6

  • Molecular Weight : 262.22

PA 28 20660

N-((Z)-N'-(((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamoyl)carbamimidoyl)formamide

N-((Z)-N'-(((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamoyl)carbamimidoyl)formamide


  • Catalogue No.:PA 28 20660

  • CAS :

    NA

  • Molecular Formula : C8H14N4O6

  • Molecular Weight : 262.22

PA 28 20670

N-ForMyl-D-ribofuranosyl-3-guanylurea (α/β-Mixture)

N-ForMyl-D-ribofuranosyl-3-guanylurea (α/β-Mixture)


  • Catalogue No.:PA 28 20670

  • CAS :

    686299-20-7

  • Molecular Formula : C8H14N4O6

  • Molecular Weight : 262.22

PA 28 20680

4-Amino-1-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one

4-Amino-1-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one


  • Catalogue No.:PA 28 20680

  • CAS :

    157771-77-2

  • Molecular Formula : C8H12N4O5

  • Molecular Weight : 244.2

PA USP1045520

Azacitidine (1045520)

Azacitidine (1045520)


  • Catalogue No.:PA USP1045520

  • CAS :

    320-67-2

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1045541

Azacitidine Related Compound B (1-O-Acetyl-2,3,5-tri-O-benzoyl-Beta-D-ribofuranose) (1045541)

Azacitidine Related Compound B (1-O-Acetyl-2,3,5-tri-O-benzoyl-Beta-D-ribofuranose) (1045541)


  • Catalogue No.:PA USP1045541

  • CAS :

    6974-32-9

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1045539

Azacitidine Related Compound A (4-Amino-1,3,5-triazin-2(1H)-one) (1045539)

Azacitidine Related Compound A (4-Amino-1,3,5-triazin-2(1H)-one) (1045539)


  • Catalogue No.:PA USP1045539

  • CAS :

    931-86-2

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1045574

Azacitidine Related Compound C (1-beta-D-Ribofuranosyl-3-guanylurea picrate) (1045574)

Azacitidine Related Compound C (1-beta-D-Ribofuranosyl-3-guanylurea picrate) (1045574)


  • Catalogue No.:PA USP1045574

  • CAS :

    4336-46-3

  • Molecular Formula : NA

  • Molecular Weight : NA

PA IPIPRS 19 14

Azacitidine (IPRS/19/14)-from IPC


  • Catalogue No.:PA IPIPRS 19 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA 28 20690

6-Methyl-5-(methylamino)-2H-1,2,4-triazin-3-one

6-Methyl-5-(methylamino)-2H-1,2,4-triazin-3-one


  • Catalogue No.:PA 28 20690

  • CAS :

    515116-36-6

  • Molecular Formula : C5H8N4O

  • Molecular Weight : 140.15

PA 28 20700

3-(Dimethylamino)-1,2,4-triazin-5(2H)-one

3-(Dimethylamino)-1,2,4-triazin-5(2H)-one


  • Catalogue No.:PA 28 20700

  • CAS :

    6520-41-8

  • Molecular Formula : C5H8N4O

  • Molecular Weight : 140.15

PA 28 20710

(2R,3R,4R,5R)-2-(Acetoxymethyl)-5-bromotetrahydrofuran-3,4-diyl Diacetate

(2R,3R,4R,5R)-2-(Acetoxymethyl)-5-bromotetrahydrofuran-3,4-diyl Diacetate


  • Catalogue No.:PA 28 20710

  • CAS :

    NA

  • Molecular Formula : C11H15BrO7

  • Molecular Weight : 339.14

PA 28 20720

4-Amino-1-((2R,3R,4R,5R)-3-(((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)oxy)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one

4-Amino-1-((2R,3R,4R,5R)-3-(((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)oxy)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one


  • Catalogue No.:PA 28 20720

  • CAS :

    NA

  • Molecular Formula : C13H20N4O9

  • Molecular Weight : 376.32

PA 28 20730

2'-O-Acetyl-5-azacytidine

2'-O-Acetyl-5-azacytidine


  • Catalogue No.:PA 28 20730

  • CAS :

    NA

  • Molecular Formula : C10H14N4O6

  • Molecular Weight : 286.24

PA 28 0201000

(2R,3R,4R,5R)-2-(Acetoxymethyl)-5-hydroxytetrahydrofuran-3,4-diyl Diacetate

(2R,3R,4R,5R)-2-(Acetoxymethyl)-5-hydroxytetrahydrofuran-3,4-diyl Diacetate


  • Catalogue No.:PA 28 0201000

  • CAS :

    65024-85-3

  • Molecular Formula : C11H16O8

  • Molecular Weight : 276.24

PA 28 0201001

1,2,3,5-Tetra-O-acetyl-β-L-xylofuranose

1,2,3,5-Tetra-O-acetyl-β-L-xylofuranose


  • Catalogue No.:PA 28 0201001

  • CAS :

    844877-56-1

  • Molecular Formula : C13H18O9

  • Molecular Weight : 318.28

PA 28 0201002

β-D-Xylofuranose-1,2,3,5-tetraacetate

β-D-Xylofuranose-1,2,3,5-tetraacetate


  • Catalogue No.:PA 28 0201002

  • CAS :

    NA

  • Molecular Formula : C13H18O9

  • Molecular Weight : 318.28

PA 28 0201003

1,2,3,5-Tetra-O-acetyl β-L-Ribofuranose

1,2,3,5-Tetra-O-acetyl β-L-Ribofuranose


  • Catalogue No.:PA 28 0201003

  • CAS :

    144490-03-9

  • Molecular Formula : C13H18O9

  • Molecular Weight : 318.28

PA 28 0201004

1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose

1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose


  • Catalogue No.:PA 28 0201004

  • CAS :

    79120-81-3

  • Molecular Formula : C13H18O9

  • Molecular Weight : 318.28

PA 28 0201005

α-D-Arabinofuranose-1,2,3,5-tetraacetate

α-D-Arabinofuranose-1,2,3,5-tetraacetate


  • Catalogue No.:PA 28 0201005

  • CAS :

    43225-70-3

  • Molecular Formula : C13H18O9

  • Molecular Weight : 318.28

PA 28 0201006

α-D-Lyxofuranose-1,2,3,5-tetraacetate

α-D-Lyxofuranose-1,2,3,5-tetraacetate


  • Catalogue No.:PA 28 0201006

  • CAS :

    NA

  • Molecular Formula : C13H18O9

  • Molecular Weight : 318.28

PA 28 0201007

6-Amino-5-azacytidine

6-Amino-5-azacytidine


  • Catalogue No.:PA 28 0201007

  • CAS :

    105331-00-8

  • Molecular Formula : C8H13N5O5

  • Molecular Weight : 259.22

PA 28 0201008

N-[(Methylamino)(methylimino)methyl]- Urea

N-[(Methylamino)(methylimino)methyl]- Urea


  • Catalogue No.:PA 28 0201008

  • CAS :

    1314977-44-0

  • Molecular Formula : C4H10N4O

  • Molecular Weight : 130.15

PA 28 0201009

4-Amino-6-hydroxy-5,6-dihydro-1,3,5-triazin-2(1H)-one

4-Amino-6-hydroxy-5,6-dihydro-1,3,5-triazin-2(1H)-one


  • Catalogue No.:PA 28 0201009

  • CAS :

    915106-20-6

  • Molecular Formula : C3H6N4O2

  • Molecular Weight : 130.11

PA 28 0201010

((Z)-Amino(((Z)-aminomethylene)amino)methylene)carbamic Acid

((Z)-Amino(((Z)-aminomethylene)amino)methylene)carbamic Acid


  • Catalogue No.:PA 28 0201010

  • CAS :

    NA

  • Molecular Formula : C3H6N4O2

  • Molecular Weight : 130.11

PA 28 0201011

Cytidine 5’-Monophosphate Methyl Ester

Cytidine 5’-Monophosphate Methyl Ester


  • Catalogue No.:PA 28 0201011

  • CAS :

    52448-10-9

  • Molecular Formula : C10H16N3O8P

  • Molecular Weight : 337.22

PA 28 0201012

Azacitidine diphosphate

Azacitidine diphosphate


  • Catalogue No.:PA 28 0201012

  • CAS :

    NA

  • Molecular Formula : C8H14N4O11P2

  • Molecular Weight : 404.16

PA 28 0201013

1-(2,2-Diaminovinylidene)-3-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)urea

1-(2,2-Diaminovinylidene)-3-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)urea


  • Catalogue No.:PA 28 0201013

  • CAS :

    NA

  • Molecular Formula : C8H14N4O5

  • Molecular Weight : 246.22

PA 28 0201014

4-Amino-1-((3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)pyrimidin-2(1H)-one sulfate

4-Amino-1-((3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)pyrimidin-2(1H)-one sulfate


  • Catalogue No.:PA 28 0201014

  • CAS :

    1955522-00-5

  • Molecular Formula : C12H19N3O9S

  • Molecular Weight : 381.36

PA 28 0201015

((3aR,4R,6R,6aR)-6-(4-(Hydroxyimino)-2-oxo-3,4-dihydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate

((3aR,4R,6R,6aR)-6-(4-(Hydroxyimino)-2-oxo-3,4-dihydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate


  • Catalogue No.:PA 28 0201015

  • CAS :

    2346620-55-9

  • Molecular Formula : C16H23N3O7

  • Molecular Weight : 369.37

PA 28 0201016

2',3',5'-Tri-O-Benzoyl-5-Azacytidine

2',3',5'-Tri-O-Benzoyl-5-Azacytidine


  • Catalogue No.:PA 28 0201016

  • CAS :

    28998-36-9

  • Molecular Formula : C29H24N4O8

  • Molecular Weight : 556.53

PA 28 0201017

(3aS,5R,6R,6aR)-6-Hydroxy-5-(hydroxymethyl)tetrahydrofuro[2,3-d]oxazol-2(3H)-one

(3aS,5R,6R,6aR)-6-Hydroxy-5-(hydroxymethyl)tetrahydrofuro[2,3-d]oxazol-2(3H)-one


  • Catalogue No.:PA 28 0201017

  • CAS :

    2508-81-8

  • Molecular Formula : C6H9NO5

  • Molecular Weight : 175.14

PA 28 0201018

1-b-D-Ribofuranosyl-3-aminocarbonyl guanidine Acetate

1-b-D-Ribofuranosyl-3-aminocarbonyl guanidine Acetate


  • Catalogue No.:PA 28 0201018

  • CAS :

    NA

  • Molecular Formula : C9H18N4O7

  • Molecular Weight : 294.26

PA 28 0201019

Azacitidine Formyl Impurity

Azacitidine Formyl Impurity


  • Catalogue No.:PA 28 0201019

  • CAS :

    NA

  • Molecular Formula : C3H6N4O4

  • Molecular Weight : 162.11

PA 28 0201021

beta-D-Ribofuranose, 1-acetate 2,3-dibenzoate

beta-D-Ribofuranose, 1-acetate 2,3-dibenzoate


  • Catalogue No.:PA 28 0201021

  • CAS :

    114405-77-5

  • Molecular Formula : C21H20O8

  • Molecular Weight : 400.38

PA 28 0201020

beta-D-Ribofuranoside, methyl, 2,3,5-tribenzoate

beta-D-Ribofuranoside, methyl, 2,3,5-tribenzoate


  • Catalogue No.:PA 28 0201020

  • CAS :

    52783-53-6

  • Molecular Formula : C27H24O8

  • Molecular Weight : 476.48