84102-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84102-11-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,1,0 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84102-11:
(7*8)+(6*4)+(5*1)+(4*0)+(3*2)+(2*1)+(1*1)=94
94 % 10 = 4
So 84102-11-4 is a valid CAS Registry Number.