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1217257-69-6

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1217257-69-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1217257-69-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,2,5 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1217257-69:
(9*1)+(8*2)+(7*1)+(6*7)+(5*2)+(4*5)+(3*7)+(2*6)+(1*9)=146
146 % 10 = 6
So 1217257-69-6 is a valid CAS Registry Number.

1217257-69-6Relevant articles and documents

From the gold-catalysed benzylation of arenes to the regio- and stereoselective synthesis of procyanidins dimers

Fabre, Sandy,Gueroux, Marie,Nunes, Emeline,Szlosek-Pinaud, Magali,Pianet, Isabelle,Fouquet, Eric

, p. 3045 - 3051 (2015/05/04)

This work reports on a new intermolecular C-C coupling reaction between electron rich arenes and benzylic alcohols or ethers, catalysed by gold(III) salts, or other catalysts such as gold(I) and iron (III), and its application to the regio- and stereoselective synthesis of procyanidins dimers B1 and B3.

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