1170943-59-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1170943-59-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,0,9,4 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1170943-59:
(9*1)+(8*1)+(7*7)+(6*0)+(5*9)+(4*4)+(3*3)+(2*5)+(1*9)=155
155 % 10 = 5
So 1170943-59-5 is a valid CAS Registry Number.