663160-43-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 663160-43-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,3,1,6 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 663160-43:
(8*6)+(7*6)+(6*3)+(5*1)+(4*6)+(3*0)+(2*4)+(1*3)=148
148 % 10 = 8
So 663160-43-8 is a valid CAS Registry Number.