748815-18-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 748815-18-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,8,8,1 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 748815-18:
(8*7)+(7*4)+(6*8)+(5*8)+(4*1)+(3*5)+(2*1)+(1*8)=201
201 % 10 = 1
So 748815-18-1 is a valid CAS Registry Number.