157512-37-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157512-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,5,1 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 157512-37:
(8*1)+(7*5)+(6*7)+(5*5)+(4*1)+(3*2)+(2*3)+(1*7)=133
133 % 10 = 3
So 157512-37-3 is a valid CAS Registry Number.