42288-64-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42288-64-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,2,8 and 8 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42288-64:
(7*4)+(6*2)+(5*2)+(4*8)+(3*8)+(2*6)+(1*4)=122
122 % 10 = 2
So 42288-64-2 is a valid CAS Registry Number.