68767-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68767-73-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,7,6 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 68767-73:
(7*6)+(6*8)+(5*7)+(4*6)+(3*7)+(2*7)+(1*3)=187
187 % 10 = 7
So 68767-73-7 is a valid CAS Registry Number.