1054609-66-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1054609-66-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,4,6,0 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1054609-66:
(9*1)+(8*0)+(7*5)+(6*4)+(5*6)+(4*0)+(3*9)+(2*6)+(1*6)=143
143 % 10 = 3
So 1054609-66-3 is a valid CAS Registry Number.