65577-33-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65577-33-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,5,7 and 7 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 65577-33:
(7*6)+(6*5)+(5*5)+(4*7)+(3*7)+(2*3)+(1*3)=155
155 % 10 = 5
So 65577-33-5 is a valid CAS Registry Number.