4871-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4871-89-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,8,7 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4871-89:
(6*4)+(5*8)+(4*7)+(3*1)+(2*8)+(1*9)=120
120 % 10 = 0
So 4871-89-0 is a valid CAS Registry Number.