863502-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 863502-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,3,5,0 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 863502-72:
(8*8)+(7*6)+(6*3)+(5*5)+(4*0)+(3*2)+(2*7)+(1*2)=171
171 % 10 = 1
So 863502-72-1 is a valid CAS Registry Number.