91966-35-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91966-35-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,6 and 6 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91966-35:
(7*9)+(6*1)+(5*9)+(4*6)+(3*6)+(2*3)+(1*5)=167
167 % 10 = 7
So 91966-35-7 is a valid CAS Registry Number.