877874-70-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877874-70-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,8,7 and 4 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 877874-70:
(8*8)+(7*7)+(6*7)+(5*8)+(4*7)+(3*4)+(2*7)+(1*0)=249
249 % 10 = 9
So 877874-70-9 is a valid CAS Registry Number.