637312-86-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 637312-86-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,3,1 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 637312-86:
(8*6)+(7*3)+(6*7)+(5*3)+(4*1)+(3*2)+(2*8)+(1*6)=158
158 % 10 = 8
So 637312-86-8 is a valid CAS Registry Number.