86771-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86771-68-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,7,7 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 86771-68:
(7*8)+(6*6)+(5*7)+(4*7)+(3*1)+(2*6)+(1*8)=178
178 % 10 = 8
So 86771-68-8 is a valid CAS Registry Number.