157948-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157948-13-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,9,4 and 8 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 157948-13:
(8*1)+(7*5)+(6*7)+(5*9)+(4*4)+(3*8)+(2*1)+(1*3)=175
175 % 10 = 5
So 157948-13-5 is a valid CAS Registry Number.