96661-23-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 96661-23-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,6,6,6 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 96661-23:
(7*9)+(6*6)+(5*6)+(4*6)+(3*1)+(2*2)+(1*3)=163
163 % 10 = 3
So 96661-23-3 is a valid CAS Registry Number.