Compound Q&A
What are the physical and chemical properties of 5-Nitro-9,10-dioxo-9,10-dihydro-1-anthracenesulfonic acid (CAS: 82-50-8)?
Answer
5-Nitro-9,10-dioxo-9,10-dihydro-1-anthracenesulfonic acid is a crystalline compound with a molecular weight of approximately 318.11 g/mol. It has a highly acidic nature with a pKa of about 2.5. The compound is slightly soluble in water, with a solubility of 0.05 g/100 mL. It is not reactive under normal conditions but can decompose at high temperatures. This compound exhibits strong acidity and is often used in analytical chemistry for its acid-base properties.
About
CAS No
82-50-8
English Name
5-Nitro-9,10-dioxo-9,10-dihydro-1-anthracenesulfonic acid
Molecular Formula
C14H7NO7S
Molecular Weight
333.27 g/mol
SMILES
C1=CC2=C(C(=C1)[N+](=O)[O-])C(=O)C3=C(C2=O)C(=CC=C3)S(=O)(=O)O
InChIKey
JFORTLRWSWJGGI-UHFFFAOYSA-N
Last Updated: 2026-01-01 15:34
