1284858-61-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1284858-61-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,4,8,5 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1284858-61:
(9*1)+(8*2)+(7*8)+(6*4)+(5*8)+(4*5)+(3*8)+(2*6)+(1*1)=202
202 % 10 = 2
So 1284858-61-2 is a valid CAS Registry Number.