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1312762-42-7

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1312762-42-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1312762-42-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,2,7,6 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1312762-42:
(9*1)+(8*3)+(7*1)+(6*2)+(5*7)+(4*6)+(3*2)+(2*4)+(1*2)=127
127 % 10 = 7
So 1312762-42-7 is a valid CAS Registry Number.

1312762-42-7Relevant articles and documents

A novel asymmetric synthesis of cis-(3R,4R)-N-(tert -butoxycarbonyl)-4- methyl-3-(methylamino)piperidine

Hao, Bao-Yu,Liu, Jin-Qiang,Zhang, Wei-Han,Chen, Xin-Zhi

, p. 1208 - 1212 (2011/05/30)

cis-(3R,4R)-N-(tert-Butoxycarbonyl)-4-methyl-3-(methylamino)piperidine, a key intermediate for the synthesis of CP-690550 (a potent protein kinase inhibitor), is prepared via an asymmetric approach starting from ethyl 1-benzyl-3-oxopiperidine-4-carboxylat

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