877787-04-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877787-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,7,8 and 7 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 877787-04:
(8*8)+(7*7)+(6*7)+(5*7)+(4*8)+(3*7)+(2*0)+(1*4)=247
247 % 10 = 7
So 877787-04-7 is a valid CAS Registry Number.