Compound Q&A
What are the physical and chemical properties of 4-Phosphonobenzoic acid (CAS: 618-21-3)?
Answer
4-Phosphonobenzoic acid is a crystalline solid with a molecular weight of approximately 161.12 g/mol. It has a pKa of 2.35 and is sparingly soluble in water. This compound exhibits good reactivity, particularly in esterification and phosphorylation reactions.
About
CAS No
618-21-3
English Name
4-Phosphonobenzoic acid
Molecular Formula
C7H7O5P
Molecular Weight
202.102 g/mol
SMILES
O=C(O)C1=CC=C(P(O)(O)=O)C=C1
InChIKey
IEQICHVXWFGDAN-UHFFFAOYSA-N
Last Updated: 2025-12-31 21:15
