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51628-04-7

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51628-04-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51628-04-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,6,2 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 51628-04:
(7*5)+(6*1)+(5*6)+(4*2)+(3*8)+(2*0)+(1*4)=107
107 % 10 = 7
So 51628-04-7 is a valid CAS Registry Number.

51628-04-7Relevant articles and documents

A novel synthetic method for 2-arylmethyl substituted imidazolines and imidazoles from 2-aryl-1,1-dibromoethenes

Huh, Dal Ho,Ryu, Hoejin,Kim, Young Gyu

, p. 9857 - 9862 (2007/10/03)

Various 2-arylmethylimidazolines were prepared by treating readily available 2-aryl-1,1-dibromoethenes with ethylenediamine under mild conditions and further converted into the corresponding imidazoles smoothly with Swern oxidation. Graphical Abstract

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