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136454-65-4

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136454-65-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136454-65-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,5 and 4 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 136454-65:
(8*1)+(7*3)+(6*6)+(5*4)+(4*5)+(3*4)+(2*6)+(1*5)=134
134 % 10 = 4
So 136454-65-4 is a valid CAS Registry Number.

136454-65-4Relevant articles and documents

N-(1-ARYL-2,2,2-TRIHALOGENOETHYL)CARBOXAMIDES

Bal'on, Ya. G.,Smirnov, V. A.

, p. 2051 - 2054 (2007/10/02)

The readily obtained products from the condensation of trihalogenoacetaldehydes with carboxamides react with benzene and its homologs in the presence of concentrated sulfuric acid with the formation of N-(1-aryl-2,2,2-trihalogenoethyl)carboxamides.The latter were used for the production of 1-aryl-2,2,2-trihalogenoethylamines and 1-acylimino-1-aryl-2,2,2-trihalogenoethanes.

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