1515663-36-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1515663-36-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,1,5,6,6 and 3 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1515663-36:
(9*1)+(8*5)+(7*1)+(6*5)+(5*6)+(4*6)+(3*3)+(2*3)+(1*6)=161
161 % 10 = 1
So 1515663-36-1 is a valid CAS Registry Number.