39009-10-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39009-10-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,0,0 and 9 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 39009-10:
(7*3)+(6*9)+(5*0)+(4*0)+(3*9)+(2*1)+(1*0)=104
104 % 10 = 4
So 39009-10-4 is a valid CAS Registry Number.