204851-65-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 204851-65-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,8,5 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 204851-65:
(8*2)+(7*0)+(6*4)+(5*8)+(4*5)+(3*1)+(2*6)+(1*5)=120
120 % 10 = 0
So 204851-65-0 is a valid CAS Registry Number.