Compound Q&A
What are the physical and chemical properties of 5-(4-Nitrophenyl)-1,2-oxazole-3-carboxylic acid (CAS: 33282-25-6)?
Answer
5-(4-Nitrophenyl)-1,2-oxazole-3-carboxylic acid is a crystalline solid with a molecular weight of approximately 259.16 g/mol. It has a pKₐ of around 2.8 in water, indicating it is a weak acid. The compound is poorly soluble in water but has good solubility in organic solvents such as methanol and acetone. It is reactive towards nucleophiles due to the presence of the carboxylic acid group and the nitrophenyl substituent, which can participate in electrophilic aromatic substitution reactions.
About
CAS No
33282-25-6
English Name
5-(4-Nitrophenyl)-1,2-oxazole-3-carboxylic acid
Molecular Formula
C10H6N2O5
Molecular Weight
234.16 g/mol
SMILES
C1=CC(=CC=C1C2=CC(=NO2)C(=O)O)[N+](=O)[O-]
InChIKey
GBRSPKXOFRTAHS-UHFFFAOYSA-N
Last Updated: 2025-11-05 07:29
