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2,3'-ANHYDROTHYMIDINE

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Origin: China

Cas No: 15981-92-7

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 15981-92-7 Formula: C10H12N2O3 Molecular Weight: 208.21400

Description

An intermediate in the preparation of thymidine derivatives

Basic Info

Chemical Name	2,3'-ANHYDROTHYMIDINE
Synonyms	2,3'-Anhydro-D-thymidine; Anhydrothymidine; 2,3'-O-Cyclothymidine; 5-methyl-2'-deoxy-2,3'-anhydrouridine; threo-2,3'-anhydro-thymidine; O2,3'-Cyclothymidine;
CAS No.	15981-92-7
Molecular Formula	C10H12N2O3
Molecular Weight	208.21400
PSA	64.35000
LogP	-0.07130

Properties

Appearance & Physical State	White Powder
Density	1.72g/cm3
Boiling Point	381.8ºC at 760mmHg
Melting Point	246-247ºC
Flash Point	184.7ºC
Refractive Index	1.735
Storage Condition	-20ºC
Vapor Pressure	2.12E-07mmHg at 25°C

Synthesis Route

Methanesulfonic acid (2R,3S,5S)-2-(tert-butyl-diphenyl-silanyloxymethyl)-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester→2,3'-ANHYDROTHYMIDINE+stavudine
thymidine→2,3'-ANHYDROTHYMIDINE
1-(5-O-tert-butyldiphenylsilyl-2-deoxy-3-O-p-toluenesulfonyl-β-D-erythro-pentofuranosyl)thymine→2,3'-ANHYDROTHYMIDINE

Precursor

Methanesulfonic acid (2R,3S,5S)-2-(tert-butyl-diphenyl-silanyloxymethyl)-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester
[(2R,3S,5R)-2-(hydroxymethyl)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] methanesulfonate
1-(5-O-tert-butyldiphenylsilyl-2-deoxy-3-O-p-toluenesulfonyl-β-D-erythro-pentofuranosyl)thymine
thymidine

Downstream Product

zidovudine
stavudine
2,3'-anhydro-5'-O-(4,4'-dimethoxytrityl)thymidine
3,-Deoxy-3,-fluoro Thymidine

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