1040432-70-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1040432-70-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,0,4,3 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1040432-70:
(9*1)+(8*0)+(7*4)+(6*0)+(5*4)+(4*3)+(3*2)+(2*7)+(1*0)=89
89 % 10 = 9
So 1040432-70-9 is a valid CAS Registry Number.