1188281-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1188281-53-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,8,2,8 and 1 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1188281-53:
(9*1)+(8*1)+(7*8)+(6*8)+(5*2)+(4*8)+(3*1)+(2*5)+(1*3)=179
179 % 10 = 9
So 1188281-53-9 is a valid CAS Registry Number.