745772-31-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 745772-31-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,5,7,7 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 745772-31:
(8*7)+(7*4)+(6*5)+(5*7)+(4*7)+(3*2)+(2*3)+(1*1)=190
190 % 10 = 0
So 745772-31-0 is a valid CAS Registry Number.