83767-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83767-79-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,6 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 83767-79:
(7*8)+(6*3)+(5*7)+(4*6)+(3*7)+(2*7)+(1*9)=177
177 % 10 = 7
So 83767-79-7 is a valid CAS Registry Number.
83767-79-7Relevant articles and documents
Synthesis of Some 5-Trifluoromethylpyrimidines
Benneche, Tore,Undheim, Kjell
, p. 505 - 508 (2007/10/02)
5-Trifluoromethyl-2-pyrimidinones have been prepared by selective substitution reactions from 2-chloro-5-methylpyrimidine.