1178899-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1178899-86-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,8,8,9 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1178899-86:
(9*1)+(8*1)+(7*7)+(6*8)+(5*8)+(4*9)+(3*9)+(2*8)+(1*6)=239
239 % 10 = 9
So 1178899-86-9 is a valid CAS Registry Number.