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143064-64-6

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143064-64-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143064-64-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,0,6 and 4 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 143064-64:
(8*1)+(7*4)+(6*3)+(5*0)+(4*6)+(3*4)+(2*6)+(1*4)=106
106 % 10 = 6
So 143064-64-6 is a valid CAS Registry Number.

143064-64-6Relevant articles and documents

Addition of 1-(α-Alkoxybenzyl)benzotriazoles to Enol Ethers. New Routes to 1,3-Diethers

Katritzky, Alan R.,Rachwal, Stanislaw,Rachwal, Bogumila,Steel, Peter J.

, p. 4925 - 4931 (2007/10/02)

1-(α-Alkoxybenzyl)benzotriazoles undergo reversible ionization in solution to a benzotriazolyl anion (Bt-) and carboxonium cations PhCH:O+R.These cations can attack the β carbon of enol ethers to give cation adducts which add the Bt

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