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(2Z)-2,3-bis(3,4-dimethoxyphenyl)but-2-enedinitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

18656-85-4

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18656-85-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18656-85-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,6,5 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 18656-85:
(7*1)+(6*8)+(5*6)+(4*5)+(3*6)+(2*8)+(1*5)=144
144 % 10 = 4
So 18656-85-4 is a valid CAS Registry Number.

18656-85-4Relevant academic research and scientific papers

The Decarboxylation of Some α-Ethoxycarbonyloxybenzyl Cyanides. Part 2. 1,2-Dicyano-1,2-bis(3,4-dimethoxyphenyl)ethane, a Minor Product Formed from 3,4-Dimethoxy-α-ethoxycarbonyloxybenzyl Cyanide by a Free-radical Process

Bansal, Sukhvinder S.,Bruce, John,Gillespie, Kathleen M.,Jeffreys, John A. D.

, p. 1193 - 1196 (2007/10/02)

3,4-Dimethoxy-α-ethoxycarbonyloxybenzyl cyanide was heated in boiling toluene with chloroacetic acid or phosphoryl chloride and gave 1,2-dicyano-1,2-bis(3,4-dimethoxyphenyl)ethane in 2-3percent yield; two interconvertible stereoisomer have been isolated.F

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