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Oxalic acid 1-[(3S,5S)-5-(tert-butyl-diphenyl-silanyloxymethyl)-2-oxo-tetrahydro-furan-3-yl]-1-methyl-ethyl ester methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

191152-32-6

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191152-32-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 191152-32-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,1,5 and 2 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 191152-32:
(8*1)+(7*9)+(6*1)+(5*1)+(4*5)+(3*2)+(2*3)+(1*2)=116
116 % 10 = 6
So 191152-32-6 is a valid CAS Registry Number.

191152-32-6Relevant academic research and scientific papers

Synthesis of (4S)-hydroxymethyl-(2R)-(2-propyl)-butyrolactone: A quest for a practical route to an important hydroxyethylene isostere chiron

Hanessian, Stephen,Abad-Grillo, Teresa,McNaughton-Smith, Grant

, p. 6281 - 6294 (1997)

Several approaches for the stereocontrolled introduction of a 2-propyl group into (4S)-hydroxymethyl-1,4-butyrolactone via cholate chemistry were investigated. A practical synthesis of the (2R)- and (2S)-isomers was developed.

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