886761-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 886761-61-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,6,7,6 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 886761-61:
(8*8)+(7*8)+(6*6)+(5*7)+(4*6)+(3*1)+(2*6)+(1*1)=231
231 % 10 = 1
So 886761-61-1 is a valid CAS Registry Number.