371193-63-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 371193-63-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,1,1,9 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 371193-63:
(8*3)+(7*7)+(6*1)+(5*1)+(4*9)+(3*3)+(2*6)+(1*3)=144
144 % 10 = 4
So 371193-63-4 is a valid CAS Registry Number.