1140969-80-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1140969-80-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,0,9,6 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1140969-80:
(9*1)+(8*1)+(7*4)+(6*0)+(5*9)+(4*6)+(3*9)+(2*8)+(1*0)=157
157 % 10 = 7
So 1140969-80-7 is a valid CAS Registry Number.