42366-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42366-55-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,3,6 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 42366-55:
(7*4)+(6*2)+(5*3)+(4*6)+(3*6)+(2*5)+(1*5)=112
112 % 10 = 2
So 42366-55-2 is a valid CAS Registry Number.