861797-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861797-79-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,7,9 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 861797-79:
(8*8)+(7*6)+(6*1)+(5*7)+(4*9)+(3*7)+(2*7)+(1*9)=227
227 % 10 = 7
So 861797-79-7 is a valid CAS Registry Number.