65946-52-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65946-52-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,9,4 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 65946-52:
(7*6)+(6*5)+(5*9)+(4*4)+(3*6)+(2*5)+(1*2)=163
163 % 10 = 3
So 65946-52-3 is a valid CAS Registry Number.