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Butanedioic acid, 2-(4-hydroxypentyl)-2-(phenylmethoxy)-, dimethyl ester, (2R)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

337974-95-5

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337974-95-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 337974-95-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,7,9,7 and 4 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 337974-95:
(8*3)+(7*3)+(6*7)+(5*9)+(4*7)+(3*4)+(2*9)+(1*5)=195
195 % 10 = 5
So 337974-95-5 is a valid CAS Registry Number.

337974-95-5Relevant academic research and scientific papers

Enantioselective synthesis of the ester side chain of homoharringtonine

Keller, Laurent,Dumas, Francoise,D'Angelo, Jean

, p. 2488 - 2497 (2007/10/03)

Details of the synthesis of the methyl ester of the side chain of homoharringtonine, a natural product with antileukemic properties, are reported below. The key tactical element involved a Michael addition between the known chiral imine 4 and 2-acetoxyacr

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