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(2R,4S)-2-Phenyl-4-((2S,4R,5S)-2-phenyl-5-trityloxymethyl-[1,3]dioxolan-4-yl)-[1,3]dioxan-5-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

208039-77-4

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208039-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 208039-77-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,0,3 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 208039-77:
(8*2)+(7*0)+(6*8)+(5*0)+(4*3)+(3*9)+(2*7)+(1*7)=124
124 % 10 = 4
So 208039-77-4 is a valid CAS Registry Number.

208039-77-4Relevant academic research and scientific papers

Aldehyde-Promoted Addition of 2-(Trimethylsilyl)thiazole to α,α'-Dialkoxy Ketones: A New Way to Branched-Chain Monosaccharides

Carcano, Michela,Vasella, Andrea

, p. 889 - 901 (2007/10/03)

The reaction of 2-(trimethylsilyl)thiazole (2-TST) with several ketones was tested in the presence or absence of aldehydes. The keto aldehyde 5 (Scheme 2) was prepared from 1 via the hydroxy aldehyde 4 in 3 steps. It reacted with 2-TST to give, after desi

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