67746-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67746-99-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,4 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 67746-99:
(7*6)+(6*7)+(5*7)+(4*4)+(3*6)+(2*9)+(1*9)=180
180 % 10 = 0
So 67746-99-0 is a valid CAS Registry Number.