872265-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872265-87-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,2,6 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 872265-87:
(8*8)+(7*7)+(6*2)+(5*2)+(4*6)+(3*5)+(2*8)+(1*7)=197
197 % 10 = 7
So 872265-87-7 is a valid CAS Registry Number.