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497937-79-8

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497937-79-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 497937-79-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,9,3 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 497937-79:
(8*4)+(7*9)+(6*7)+(5*9)+(4*3)+(3*7)+(2*7)+(1*9)=238
238 % 10 = 8
So 497937-79-8 is a valid CAS Registry Number.

497937-79-8Relevant articles and documents

Towards enantioselective nucleophilic trifluoromethylation

Roussel, Solveig,Billard, Thierry,Langlois, Bernard R.,Saint-James, Laurent

, p. 939 - 944 (2007/10/03)

Various trifluoroacetamides and trifluoromethanesulfinamides, derived from chiral silylated amino alcohols, have been synthesized with the goal of achieving enantioselective nucleophilic trifluoromethylation. The best results were obtained with (R)-phenylglycinol derivatives, but the ee values did not exceed 30%.

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