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1197198-63-2

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1197198-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1197198-63-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,7,1,9 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1197198-63:
(9*1)+(8*1)+(7*9)+(6*7)+(5*1)+(4*9)+(3*8)+(2*6)+(1*3)=202
202 % 10 = 2
So 1197198-63-2 is a valid CAS Registry Number.

1197198-63-2Downstream Products

1197198-63-2Relevant academic research and scientific papers

Cesium Salt-Catalyzed Addition of Diphenyl Dichalcogenides to Alkynes: Selective Synthesis of Bis- and Mono(phenylchalcogeno)alkenes

Nishiyama, Yutaka,Ohnishi, Haruko,Koguma, Yuya

, p. 1170 - 1174 (2009)

A cesium salt has a unique catalytic ability for the reaction of alkynes with diphenyl dichalcogenides. When the diphenyl dichalcogenides, such as the disulfide, diselenide, or ditelluride, were allowed to react with alkynes in the presence of a catalytic

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