868169-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 868169-73-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,8,1,6 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 868169-73:
(8*8)+(7*6)+(6*8)+(5*1)+(4*6)+(3*9)+(2*7)+(1*3)=227
227 % 10 = 7
So 868169-73-7 is a valid CAS Registry Number.