1289130-76-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1289130-76-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,9,1,3 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1289130-76:
(9*1)+(8*2)+(7*8)+(6*9)+(5*1)+(4*3)+(3*0)+(2*7)+(1*6)=172
172 % 10 = 2
So 1289130-76-2 is a valid CAS Registry Number.