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136412-37-8

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136412-37-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136412-37-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,1 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 136412-37:
(8*1)+(7*3)+(6*6)+(5*4)+(4*1)+(3*2)+(2*3)+(1*7)=108
108 % 10 = 8
So 136412-37-8 is a valid CAS Registry Number.

136412-37-8Relevant articles and documents

ENANTIOSELECTIVE CONJUGATE ADDITION TO CYCLIC ENONES WITH (S)-MAPP-CUPRATES

Rossiter, Bryant E.,Eguchi, Masakatsu,Hernandez, Amelia E.,Vickers, Denise,Medich, John,et al.

, p. 3973 - 3976 (1991)

Chiral amidocuprates, formed from CuI, n-butyl or methyl lithium and (S)-N-methyl-1-phenyl-2-(1-piperidinyl)ethanamine, (S)-MAPP, react enantioselectively with 5, 6, 7 and 8-membered cyclic enones to give products with up to 97percent e.e.The synthesis of (S)-MAPP is also reported.

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