131001-83-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131001-83-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,0,0 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 131001-83:
(8*1)+(7*3)+(6*1)+(5*0)+(4*0)+(3*1)+(2*8)+(1*3)=57
57 % 10 = 7
So 131001-83-7 is a valid CAS Registry Number.
131001-83-7Relevant articles and documents
Tautomerism in some Quinaldyl Sulfones
Douglass, James E.,Gebhart, Myron A.
, p. 1433 - 1435 (2007/10/02)
A series of quinaldyl sulfones was synthesized and their tautomeric composition was determined by 1H nmr.
