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1,2-di(3-chloro-1-propynyl)benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

204520-62-7

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204520-62-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 204520-62-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,5,2 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 204520-62:
(8*2)+(7*0)+(6*4)+(5*5)+(4*2)+(3*0)+(2*6)+(1*2)=87
87 % 10 = 7
So 204520-62-7 is a valid CAS Registry Number.

204520-62-7Relevant academic research and scientific papers

Synthesis and thermal behaviour of a novel diazaenediyne and its copper(II)-complex

Basak, Amit,Shain, Jagadish

, p. 1623 - 1624 (1998)

A novel 12-membered diazaenediyne and its Cu(II)-complex have been synthesized. Differential Scanning Calorimetric (DSC) measurements revealed a depression of onset temperature for Bergman cyclization.

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