637313-07-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 637313-07-6 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 3 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 637313-07:
(8*6)+(7*3)+(6*7)+(5*3)+(4*1)+(3*3)+(2*0)+(1*7)=146
146 % 10 = 6
So 637313-07-6 is a valid CAS Registry Number.