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137123-80-9

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137123-80-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137123-80-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,1,2 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 137123-80:
(8*1)+(7*3)+(6*7)+(5*1)+(4*2)+(3*3)+(2*8)+(1*0)=109
109 % 10 = 9
So 137123-80-9 is a valid CAS Registry Number.

137123-80-9Downstream Products

137123-80-9Relevant articles and documents

A convergent enone synthesis. Three-component coupling of alkyl iodides, carbon monoxide, and allylstannanes by free-radical carbonylation

Ryu, Ilhyong,Yamazaki, Hiroshi,Kusano, Kazuya,Ogawa, Akiya,Sonoda, Noboru

, p. 8558 - 8560 (2007/10/02)

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