55066-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55066-65-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,0,6 and 6 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 55066-65:
(7*5)+(6*5)+(5*0)+(4*6)+(3*6)+(2*6)+(1*5)=124
124 % 10 = 4
So 55066-65-4 is a valid CAS Registry Number.