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19432-29-2

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19432-29-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19432-29-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,4,3 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19432-29:
(7*1)+(6*9)+(5*4)+(4*3)+(3*2)+(2*2)+(1*9)=112
112 % 10 = 2
So 19432-29-2 is a valid CAS Registry Number.

19432-29-2Relevant articles and documents

Synthesis of dehydroamino acids and didehydrodioxopiperazines and their conversion into α-mercapto-α-amino acid derivatives

Herscheid, Jacobus D. M.,Scholten, Henk P. H.,Tijhuis, Marian W.,Ottenheim, Harry C. J.

, p. 73 - 78 (2007/10/02)

A synthesis of α,β-dehydroamino acid derivatives 12 is described, which is of possible general applicability and might be useful for the preparation of peptides which have such a moiety in their sequence.I addition, several didehydrodioxopiperazines (13-1

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