1170147-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1170147-57-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,0,1,4 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1170147-57:
(9*1)+(8*1)+(7*7)+(6*0)+(5*1)+(4*4)+(3*7)+(2*5)+(1*7)=125
125 % 10 = 5
So 1170147-57-5 is a valid CAS Registry Number.