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127092-39-1

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127092-39-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127092-39-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,0,9 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 127092-39:
(8*1)+(7*2)+(6*7)+(5*0)+(4*9)+(3*2)+(2*3)+(1*9)=121
121 % 10 = 1
So 127092-39-1 is a valid CAS Registry Number.

127092-39-1Downstream Products

127092-39-1Relevant articles and documents

A convenient protective method for the 7-amino function on a cephem derivative in Wittig vinylation

Katsura, Yousuke,Aratani, Matsuhiko

, p. 9601 - 9604 (2007/10/02)

A novel preparative pathway for diphenylmethyl 7 β-amino-3-vinylceph-3-em-4 carboxylate from 3-chloromethyl derivative is described. As a convenient protecting group for the 7-amino function in a Wittig reaction, six membered azine derivatives incorporati

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