876658-04-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 876658-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,6,6,5 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 876658-04:
(8*8)+(7*7)+(6*6)+(5*6)+(4*5)+(3*8)+(2*0)+(1*4)=227
227 % 10 = 7
So 876658-04-7 is a valid CAS Registry Number.