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916576-31-3

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916576-31-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 916576-31-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,6,5,7 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 916576-31:
(8*9)+(7*1)+(6*6)+(5*5)+(4*7)+(3*6)+(2*3)+(1*1)=193
193 % 10 = 3
So 916576-31-3 is a valid CAS Registry Number.

916576-31-3Relevant articles and documents

Copper-catalyzed hydroalkylation of alkynes: Addition of sp3 C-H bonds across carbon-carbon triple bonds

Huang, Lehao,Cheng, Kai,Yao, Bangben,Zhao, Jinlong,Zhang, Yuhong

scheme or table, p. 3504 - 3510 (2010/02/28)

The regioselective copper-catalyzed addition of sp3 C-H bonds adjacent to an oxygen atom to various alkynes has been accomplished under mild reactions conditions in the presence of tertbutyl hydroperoxide to give the corresponding alkenylated p

Phase transfer Wittig reaction with 1,3-dioxolan-2-yl-methyltriphenyl phosphonium salts: An efficient method for vinylogation of aromatic aldehydes

Daubresse, Nicolas,Francesch, Charlette,Rolando, Christian

, p. 10761 - 10770 (2007/10/03)

Aldehydes were efficiently transformed into allylic dioxolanes by a Wittig-type reaction, using 1,3-dioxolan-2-yl-methyltriphenylphosphonium bromide under phase transfer conditions. The substituent kinetic effects were studied, and related to Hammett values and electrochemical potentials.

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