861-41-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861-41-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,6 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 861-41:
(5*8)+(4*6)+(3*1)+(2*4)+(1*1)=76
76 % 10 = 6
So 861-41-6 is a valid CAS Registry Number.