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1287718-55-1

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1287718-55-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1287718-55-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,7,7,1 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1287718-55:
(9*1)+(8*2)+(7*8)+(6*7)+(5*7)+(4*1)+(3*8)+(2*5)+(1*5)=201
201 % 10 = 1
So 1287718-55-1 is a valid CAS Registry Number.

1287718-55-1Relevant articles and documents

Asymmetric synthesis of 1,3-diamines. II: Diastereoselective reduction of atropisomeric N-tert -butanesulfinylketimines

Martjuga, Marina,Belyakov, Sergey,Liepinsh, Edvards,Suna, Edgars

, p. 2635 - 2647 (2011/06/20)

Chiral, nonracemic o-aminobenzylamines were prepared in a highly diastereoselective reduction of atropisomeric N-tert-butanesulfinylketimines. The ortho-substituent ensures the distinct reactivity of atropisomers 4d-f. The free energy of activation for at

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