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((2S,4S,5R)-5-Bromo-4-fluoro-tetrahydro-furan-2-ylmethoxy)-tert-butyl-diphenyl-silane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

521060-17-3

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521060-17-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 521060-17-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,1,0,6 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 521060-17:
(8*5)+(7*2)+(6*1)+(5*0)+(4*6)+(3*0)+(2*1)+(1*7)=93
93 % 10 = 3
So 521060-17-3 is a valid CAS Registry Number.

521060-17-3Relevant academic research and scientific papers

A concise synthesis of anti-viral agent F-ddA, starting from (S)-dihydro-5-(hydroxymethyl)-2(3H)-furanone

Choudhury, Anusuya,Jin, Fuqiang,Wang, Dengjin,Wang, Zhe,Xu, Guoyou,Nguyen, Dieu,Castoro, John,Pierce, Michael E.,Confalone, Pat N.

, p. 247 - 250 (2007/10/03)

Anti-HIV agent β-F-ddA (1) has been synthesized starting from readily available non-sugar, (S)-(+)-Dihydro-5-(hydroxymethyl)-2-(3H)-furanone (4). A highly syn-stereoselective fluorination of the hydroxy lactone 2 generates the key intermediate fluorolactone 5 in a short and concise synthetic sequence. Reduction of 5 followed by bromination generates the aglycon which is glycosylated to generate F-ddA by amination and deprotection. Steric bulk of the 5-protecting group has minimal effect on the steric course of glycosylation.

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