637001-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 637001-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,0,0 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 637001-82:
(8*6)+(7*3)+(6*7)+(5*0)+(4*0)+(3*1)+(2*8)+(1*2)=132
132 % 10 = 2
So 637001-82-2 is a valid CAS Registry Number.
637001-82-2Relevant articles and documents
PROCESS FOR PRODUCTION OF PHENOXY-SUBSTITUTED 2-PYRIDONE COMPOUNDS
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Page/Page column 10, (2008/06/13)
3-Phenoxy-2-pyridone compound can be produced by making the amide compound of the formula (1): ???wherein R is optionally substituted phenyl; react with a malonoaldehyde derivative such as 3-alkoxypropenal and the like in the presence of a protonic acid.
