863877-55-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 863877-55-8 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, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 863877-55:
(8*8)+(7*6)+(6*3)+(5*8)+(4*7)+(3*7)+(2*5)+(1*5)=228
228 % 10 = 8
So 863877-55-8 is a valid CAS Registry Number.