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131569-82-9

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131569-82-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131569-82-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,6 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 131569-82:
(8*1)+(7*3)+(6*1)+(5*5)+(4*6)+(3*9)+(2*8)+(1*2)=129
129 % 10 = 9
So 131569-82-9 is a valid CAS Registry Number.

131569-82-9Downstream Products

131569-82-9Relevant academic research and scientific papers

A New Preparative Method of Buta-1,3-diene and Hexa-1,5-dien-3-yne by Reduction of Butatriene and Hexapentaene, Respectively, with Zn-ZnCl2-H2O

Kishigami, Satoshi,Tanaka, Koichi,Toda, Fumio

, p. 1877 - 1880 (2007/10/02)

The Zn-ZnCl2-H2O reagent was found to be effective for the reduction of aryl group substituted butatrienes and hexapentaenes to buta-1,3-dienes and hexa-1,5-dien-3-ynes, respectively.

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