Cytidine(CME)

Impurities

NP3435

147027-10-9

Cytidine(CME)

(2R,5S)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate is an impurity of Lamivudine, which is a potent nucleoside reverse transcriptase inhibitor and antiviral agent used to treat chronic hepatitis B.

1,3-Oxathiolane-2-carboxylic acid, 5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-, (1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl ester, (2R,5S)-; (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl (2R,5S)-5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylate; 1,3-Oxathiolane-2-carboxylic acid, 5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-, 5-methyl-2-(1-methylethyl)cyclohexyl ester, [1R-[1α(2R*,5S*),2β,5α]]-; (2R,5S)-5-(4-Amino-2-oxo-1,2-dihydro-1-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid (1R,2S,5R)-2-isopropyl-5-methylcyclohexyl ester; (2R,5S)-L-Menthol-5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylate; Lamivudine Impurity 17

[(1R,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl] (2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylate

381.49

C18H27N3O4S

CC1CCC(C(C1)OC(=O)C2OC(CS2)N3C=CC(=NC3=O)N)C(C)C

InChI=1S/C18H27N3O4S/c1-10(2)12-5-4-11(3)8-13(12)24-16(22)17-25-15(9-26-17)21-7-6-14(19)20-18(21)23/h6-7,10-13,15,17H,4-5,8-9H2,1-3H3,(H2,19,20,23)/t11-,12+,13-,15+,17-/m1/s1

QMYKWNYBSBURDT-JINKPPJBSA-N

525.0±60.0°C at 760 mmHg

203-206°C

≥95%

1.42±0.1 g/cm3

Soluble in DMSO, Methanol

Off-White to Pale Beige Solid

Store at -20°C