89-58-7

Name:
1,4-dimethyl-2-nitrobenzene
Cas No.:
89-58-7 
Formula:
C8H9NO2  
Synonyms:

2-Nitro-p-xylene; p-Xylene; 89-58-7; Benzene; 1,4-dimethyl-2-nitro-;1,4-DIMETHYL-2-NITROBENZENE;1,4-dimethyl-2-nitrobenzene; 2-nitro-; Nitro-p-xylene; 

89-57-6

Name:
5-amino-2-hydroxybenzoic acid
Cas No.:
89-57-6 
Formula:
C7H7NO3  
Synonyms:

Mesalazine; mesalamine; Canasa; Pentasa;5-amino-2-hydroxybenzoic acid; 5-Amino-2-hydroxybenzoic acid;5-Aminosalicylic acid; Asacol; Salofalk; Claversal; Rowasa;