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142393-33-7

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142393-33-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142393-33-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,3,9 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 142393-33:
(8*1)+(7*4)+(6*2)+(5*3)+(4*9)+(3*3)+(2*3)+(1*3)=117
117 % 10 = 7
So 142393-33-7 is a valid CAS Registry Number.

142393-33-7Upstream product

142393-33-7Downstream Products

142393-33-7Relevant academic research and scientific papers

Diastereoselective Additions of Lithiated N-t-Butyldiphenylsilyl-S-benzyl-S-methylsulphoximine to Imines

Pyne, Stephen G.,Dikic, Branko,Skelton, Brian W.,White, Allan H.

, p. 1376 - 1378 (1990)

Lithiated N-t-butyldiphenylsilyl-S-benzyl-S-methylsulphoximine undergoes highly diastereoselective, 1,2-addition to imines to give adducts with the 1S*,2S*, S*S relative stereochemistry.

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