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1239710-15-6

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1239710-15-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1239710-15-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,9,7,1 and 0 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1239710-15:
(9*1)+(8*2)+(7*3)+(6*9)+(5*7)+(4*1)+(3*0)+(2*1)+(1*5)=146
146 % 10 = 6
So 1239710-15-6 is a valid CAS Registry Number.

1239710-15-6Upstream product

1239710-15-6Downstream Products

1239710-15-6Relevant articles and documents

Asymmetric synthesis of allylic secondary alcohols: Anewgeneral approach for the preparation of α-amino acids

Drummond, Lorna J.,Sutherland, Andrew

experimental part, p. 5349 - 5356 (2010/08/06)

A new general approach for the synthesis of optically active a-amino acids has been developed.The key steps involve a ruthenium catalysed cross-coupling reaction to give a range of α,β-unsaturated ketones, which were then reduced to allylic secondary alcohols in the presence of a chiral CBS oxazaborolidine.A thermal Overman rearrangement was used to prepare a series of allylic trichloroacetimidates and these were converted under standard conditions to the target α-amino acids in good overall yields.

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