1089304-84-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1089304-84-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,9,3,0 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1089304-84:
(9*1)+(8*0)+(7*8)+(6*9)+(5*3)+(4*0)+(3*4)+(2*8)+(1*4)=166
166 % 10 = 6
So 1089304-84-6 is a valid CAS Registry Number.