39620-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39620-28-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,6,2 and 0 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 39620-28:
(7*3)+(6*9)+(5*6)+(4*2)+(3*0)+(2*2)+(1*8)=125
125 % 10 = 5
So 39620-28-5 is a valid CAS Registry Number.