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1424016-57-8

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1424016-57-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1424016-57-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,4,0,1 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1424016-57:
(9*1)+(8*4)+(7*2)+(6*4)+(5*0)+(4*1)+(3*6)+(2*5)+(1*7)=118
118 % 10 = 8
So 1424016-57-8 is a valid CAS Registry Number.

1424016-57-8Relevant articles and documents

New preparation of TMPZnCl·LiCl by Zn insertion into TMPCl. Application to the functionalization of dibromodiazines

Unsinn, Andreas,Ford, Mark J.,Knochel, Paul

supporting information, p. 1128 - 1131 (2013/03/29)

A practical zinc insertion starting from cheap commercial zinc powder and TMPCl (1-chloro-2,2,6,6-tetramethylpiperidine) allows a fast and efficient synthesis of the zinc base TMPZnCl·LiCl under mild conditions in high yields. This base is kinetically highly active and was used for the regio- and chemoselective functionalization of dibromodiazines (pyridazines and pyrazines).

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