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(4S,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-6-((E)-3-phenyl-allyl)-tetrahydro-pyran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

121772-52-9

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121772-52-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121772-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,7,7 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 121772-52:
(8*1)+(7*2)+(6*1)+(5*7)+(4*7)+(3*2)+(2*5)+(1*2)=109
109 % 10 = 9
So 121772-52-9 is a valid CAS Registry Number.

121772-52-9Relevant academic research and scientific papers

Methyl (3R)-3-Hydroxyhex-5-enoate as a Precursor to Chiral Mevinic Acid Analogues

Bennett, Frank,Knight, David W.,Fenton, Garry

, p. 133 - 140 (2007/10/02)

Baker's yeast reduction of methyl 3-oxohex-5-enoate 14b provides methyl (3R)-3-hydroxyhex-5-enoate 15b with 78percent enantiomeric enrichment.Subsequent seleno- and iodo-lactonization of derived hex-5-enoic acids leads to valerolactones 18, 19, 25 and 26 which are suitable for the subsequent elaboration of a variety of mevinic acid analogues.The absolute configuration of the major enantiomer produced in the initial yeast reduction was determined by correlation with natural (S)-(+)-parasorbic acid 23.

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