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162465-73-8

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162465-73-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 162465-73-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,4,6 and 5 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 162465-73:
(8*1)+(7*6)+(6*2)+(5*4)+(4*6)+(3*5)+(2*7)+(1*3)=138
138 % 10 = 8
So 162465-73-8 is a valid CAS Registry Number.

162465-73-8Relevant articles and documents

Asymmetric syntheses of the macrocyclic spermine alkaloids (-)-(S)-protoverbine, (-)-(S)-buchnerine, and their naturally occurring congenial alkaloids

Drandarov, Konstantin,Guggisberg, Armin,Hesse, Manfred

, p. 979 - 989 (2007/10/03)

Asymmetric syntheses of the following 17-membered macrocyclic spermine alkaloids are presented: (-)-(S)-protoverbine (= (8S)-8-phenyl-1,5,9,13-tetraazacycloheptadecane-6-one: 1), (+)-(S)-protomethine (=(2S)-2-phenyl-1,5,9,14-tetraazabicyclo[12.3.1]octadec

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