67591-07-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67591-07-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,5,9 and 1 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 67591-07:
(7*6)+(6*7)+(5*5)+(4*9)+(3*1)+(2*0)+(1*7)=155
155 % 10 = 5
So 67591-07-5 is a valid CAS Registry Number.