73739-22-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73739-22-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,7,3 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 73739-22:
(7*7)+(6*3)+(5*7)+(4*3)+(3*9)+(2*2)+(1*2)=147
147 % 10 = 7
So 73739-22-7 is a valid CAS Registry Number.
73739-22-7Relevant articles and documents
ASYMMETRIC SYNTHESIS OF CIS-2-SUBSTITUTED CYCLOHEXANAMINES WITH HIGHT OPTICAL PURITY
Frahm, A. W.,Knupp, G.
, p. 2633 - 2636 (1981)
Asymmetric reductive amination of racemic 2-substituted cyclohexanones (R= methyl, ethyl, phenyl, benzyl) using optically active 1-phenyl-ethylamines yields optically active cis-cyclohexanamines.
