decitabine and its Impurities
Decitabine is used to treat myelodysplastic syndromes. It is a cytosine analogue and an intravenously administered antineoplastic agent.. Reference standards of Decitabine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below


4-Amino-6-hydroxy-1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5,6-dihydro-1,3,5-triazin-2(1H)-one + 4-Amino-6-hydroxy-1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5,6-dihydro-1,3,5-triazin-2(1H)-one
4-Amino-6-hydroxy-1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5,6-dihydro-1,3,5-triazin-2(1H)-one + 4-Amino-6-hydroxy-1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5,6-dihydro-1,3,5-triazin-2(1H)-one
Catalogue No.:PA 04 75520
CAS :
NA
Molecular Formula : C16H28N8O10
Molecular Weight : 492.44


(2R,3S,5S)-5-Acetoxy-2-(((4-Chlorobenzoyl)oxy)methyl)tetrahydrofuran-3-yl 4-chlorobenzoate
(2R,3S,5S)-5-Acetoxy-2-(((4-Chlorobenzoyl)oxy)methyl)tetrahydrofuran-3-yl 4-chlorobenzoate
Catalogue No.:PA 04 75630
CAS :
1019659-87-0
Molecular Formula : C21H18Cl2O7
Molecular Weight : 453.27


1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-imino-1,4-dihydro-1,3,5-triazin-2-ol
1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-imino-1,4-dihydro-1,3,5-triazin-2-ol
Catalogue No.:PA 04 0751003
CAS :
NA
Molecular Formula : C8H12N4O4
Molecular Weight : 228.21


1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-imino-3,4-dihydro-1,3,5-triazin-2(1H)-one
1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-imino-3,4-dihydro-1,3,5-triazin-2(1H)-one
Catalogue No.:PA 04 0751004
CAS :
NA
Molecular Formula : C8H12N4O4
Molecular Weight : 228.21


(Z)-N-((Z)-Amino(formamido)methylene)-N'-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamimidic Acid
(Z)-N-((Z)-Amino(formamido)methylene)-N'-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)carbamimidic Acid
Catalogue No.:PA 04 0751005
CAS :
NA
Molecular Formula : C8H14N4O5
Molecular Weight : 246.22


((2R,3S,5S)-3-Acetoxy-5-(4-amino-2-oxo-1,3,5-triazin-1(2H)-yl)tetrahydrofuran-2-yl)methyl acetate
((2R,3S,5S)-3-Acetoxy-5-(4-amino-2-oxo-1,3,5-triazin-1(2H)-yl)tetrahydrofuran-2-yl)methyl acetate
Catalogue No.:PA 04 0751008
CAS :
1254186-96-3
Molecular Formula : C12H16N4O6
Molecular Weight : 312.28


((2R,3S,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-3-hydroxytetrahydrofuran-2-yl)methyl 4-methylbenzoate
((2R,3S,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-3-hydroxytetrahydrofuran-2-yl)methyl 4-methylbenzoate
Catalogue No.:PA 04 0751009
CAS :
183016-22-0
Molecular Formula : C16H18N4O5
Molecular Weight : 346.34


1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-methoxy-1,3,5-triazin-2(1H)-one
1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-4-methoxy-1,3,5-triazin-2(1H)-one
Catalogue No.:PA 04 0751013
CAS :
909402-26-2
Molecular Formula : C9H13N3O5
Molecular Weight : 243.22


(2R,3R,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-2-(hydroxymethyl)tetrahydrofuran-3-yl 4-methylbenzoate
(2R,3R,5R)-5-(4-Amino-2-oxo-1,3,5-triazin-1(2H)-yl)-2-(hydroxymethyl)tetrahydrofuran-3-yl 4-methylbenzoate
Catalogue No.:PA 04 0751018
CAS :
NA
Molecular Formula : C16H18N4O5
Molecular Weight : 346.34