1266741-04-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1266741-04-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,6,7,4 and 1 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1266741-04:
(9*1)+(8*2)+(7*6)+(6*6)+(5*7)+(4*4)+(3*1)+(2*0)+(1*4)=161
161 % 10 = 1
So 1266741-04-1 is a valid CAS Registry Number.
1266741-04-1Relevant articles and documents
PROCESS FOR THE PREPARATION OF 4-[3,5-BIS(2-HYDROXYPHENYL)-1H-1,2,4-TRIAZOL-1-YL]-BENZOIC ACID AND ITS AMINE SALTS
-
, (2011/04/13)
The present invention relates to an improved process for the preparation of 4-[3,5-bis(2-hydroxyphenyl)-1H-1,2,4-triazol-1-yl]benzoic acid compound of formula (1) and process for its purification.