Compound Q&A
What are the physical and chemical properties of 4-Amino-3-hydroxy-1-naphthalenesulfonic acid (CAS: 116-63-2)?
Answer
4-Amino-3-hydroxy-1-naphthalenesulfonic acid is a crystalline solid with a molecular weight of approximately 257.2 g/mol. It has a solubility of about 0.42 g/100 mL in water at 25°C. The compound exhibits basic reactivity due to the amino group and acidic reactivity due to the sulfonic acid group. It is slightly reactive in aqueous solutions and is stable under normal conditions, but care must be taken to avoid prolonged exposure to strong bases or oxidizing agents.
About
CAS No
116-63-2
English Name
4-Amino-3-hydroxy-1-naphthalenesulfonic acid
Molecular Formula
C10H9NO4S
Molecular Weight
239.25199999999995 g/mol
SMILES
C1=CC=C2C(=C1)C(=CC(=C2N)O)S(=O)(=O)O
InChIKey
RXCMFQDTWCCLBL-UHFFFAOYSA-N
Last Updated: 2025-09-08 00:42
