335205-20-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 335205-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,5,2,0 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 335205-20:
(8*3)+(7*3)+(6*5)+(5*2)+(4*0)+(3*5)+(2*2)+(1*0)=104
104 % 10 = 4
So 335205-20-4 is a valid CAS Registry Number.