1178372-80-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1178372-80-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,8,3,7 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1178372-80:
(9*1)+(8*1)+(7*7)+(6*8)+(5*3)+(4*7)+(3*2)+(2*8)+(1*0)=179
179 % 10 = 9
So 1178372-80-9 is a valid CAS Registry Number.