1289005-72-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1289005-72-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,9,0,0 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1289005-72:
(9*1)+(8*2)+(7*8)+(6*9)+(5*0)+(4*0)+(3*5)+(2*7)+(1*2)=166
166 % 10 = 6
So 1289005-72-6 is a valid CAS Registry Number.