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129197-00-8

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129197-00-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129197-00-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,9 and 7 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 129197-00:
(8*1)+(7*2)+(6*9)+(5*1)+(4*9)+(3*7)+(2*0)+(1*0)=138
138 % 10 = 8
So 129197-00-8 is a valid CAS Registry Number.

129197-00-8Relevant articles and documents

DIPHENYLHYDROXYMETHYLATION OF 3-METHYLPYRIDINE N-OXIDE BY THE DIANIONS OF BENZHYDROL AND THE KETYLS OF BENZOPHENONE

Kurbatova, A. S.,Kurbatov, Yu. V.,Niyazova, D. A.

, p. 557 - 559 (2007/10/02)

The reaction of 3-methylpyridine N-oxide with with the disodium, dipotassium, and dilithium salts of benzhydrol, generated from benzophenone and two moles of the respective metal, and the analogous ketyls of benzophenone leads to the products from diphenylhydroxymethylation in the side chain and in the ring and also the product from deoxidation (3-methylpyridine)

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