1121583-51-4 Usage
Uses
3,4-Difluoro-5-nitrobenzoic acid
Check Digit Verification of cas no
The CAS Registry Mumber 1121583-51-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,2,1,5,8 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1121583-51:
(9*1)+(8*1)+(7*2)+(6*1)+(5*5)+(4*8)+(3*3)+(2*5)+(1*1)=114
114 % 10 = 4
So 1121583-51-4 is a valid CAS Registry Number.