863877-93-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 863877-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,3,8,7 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 863877-93:
(8*8)+(7*6)+(6*3)+(5*8)+(4*7)+(3*7)+(2*9)+(1*3)=234
234 % 10 = 4
So 863877-93-4 is a valid CAS Registry Number.