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146560-22-7

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146560-22-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 146560-22-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,5,6 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 146560-22:
(8*1)+(7*4)+(6*6)+(5*5)+(4*6)+(3*0)+(2*2)+(1*2)=127
127 % 10 = 7
So 146560-22-7 is a valid CAS Registry Number.

146560-22-7Relevant articles and documents

Asymmetric Synthesis of Indoloquinolizidin-2-ones Congeners to Yohimbine-Type Alkaloids

Waldmann, Herbert,Braun, Matthias,Weymann, Markus,Gewehr, Markus

, p. 397 - 416 (2007/10/02)

Schiff bases derived from tryptophan methyl ester and tryptamine react with Danishefkys diene in the presence of ZnCl2 to give enaminones which are subsequently transformed into indoloquinolizidin-2-ones by acid-catalyzed cyclization.These tetracyc

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