65693-59-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65693-59-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,9 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 65693-59:
(7*6)+(6*5)+(5*6)+(4*9)+(3*3)+(2*5)+(1*9)=166
166 % 10 = 6
So 65693-59-6 is a valid CAS Registry Number.