42908-64-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42908-64-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,9,0 and 8 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42908-64:
(7*4)+(6*2)+(5*9)+(4*0)+(3*8)+(2*6)+(1*4)=125
125 % 10 = 5
So 42908-64-5 is a valid CAS Registry Number.