42201-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42201-75-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,2,0 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 42201-75:
(7*4)+(6*2)+(5*2)+(4*0)+(3*1)+(2*7)+(1*5)=72
72 % 10 = 2
So 42201-75-2 is a valid CAS Registry Number.