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111491-24-8

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111491-24-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111491-24-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,4,9 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 111491-24:
(8*1)+(7*1)+(6*1)+(5*4)+(4*9)+(3*1)+(2*2)+(1*4)=88
88 % 10 = 8
So 111491-24-8 is a valid CAS Registry Number.

111491-24-8Relevant articles and documents

SYNTHESE D'ANALOGUES TRICYCLIQUES DES ELLIPTICINES: LES METHYL-4,5H-PYRIDO INDOLES (γ-CARBOLINES) DIVERSEMENT SUBSTITUES SUR LEURS SOMMETS 1,5 ET 8.

Nguyen, Chi Hung,Bisagni, Emile

, p. 527 - 535 (2007/10/02)

Several ways to 1-functionnalized 4-methyl-5H-pyrido indoles have been worked out: a/ Starting from phenylhydrazines and 4-hydroxy-5-methyl-1H-pyridin-2-one 4 which react in boiling diphenylether giving directly 4-methyl-2H,5H-pyrido indol

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