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benzyl 3,5-di-O-benzyl-2-deoxy-1,4-dithio-D-erythro-pentofuranoside is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

134938-97-9

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134938-97-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134938-97-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,9,3 and 8 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 134938-97:
(8*1)+(7*3)+(6*4)+(5*9)+(4*3)+(3*8)+(2*9)+(1*7)=159
159 % 10 = 9
So 134938-97-9 is a valid CAS Registry Number.

134938-97-9Relevant academic research and scientific papers

Antiviral pyrimidine nucleosides

-

, (2008/06/13)

Pyrimidine 4'-thionucleosides of the formula I STR1 wherein Y is hydroxy or amino, and X is chloro, bromo, iodo, trifluoromethyl, C2-6 alkyl, C2-6 alkenyl, C2-6 haloalkenyl or C2-6 alkynyl and physiologically functional derivatives thereof. These compounds have utility as anti-vital agents.

An improved synthesis of benzyl 3,5-di-O-benzyl-2-deoxy-1,4-dithio-D-erythro-pentofuranoside, an intermediate in the synthesis of 4'-thionucleosides

Dyson, Michael R.,Coe, Paul L.,Walker, Richard T.

, p. 237 - 248 (2007/10/02)

Treatment of methyl 3,5-di-O-benzyl-2-deoxy-α,β-D-erythro-pentofuranoside with α-toluenethiol and conc. hydrochloric acid gave 3,5-di-O-benzyl-2-deoxy-D-erythro-pentose dibenzyl dithioacetal (21).Mesylation of 21 and ring closure gave benzyl 3,5-di-O-benzyl-2-deoxy-1,4-dithio-α,β-L-threo-pentofuranoside.Inversion of configuration at C-4 of 21 was achieved by the Mitsunobu reaction, to produce 4-O-benzoyl-3,5-di-O-benzyl-2-deoxy-L-threo-pentose dibenzyl dithioacetal.Successive debenzoylation, mesylation, and ring closure then gave the title compound.Several new dithioacetal derivatives of 2-deoxy-D-erythro-pentose were prepared in exploratory routes to the described thio sugar or as intermediates.

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