2,3-Dioxo-5-indolinesulfonic acid

2,3-dioxo-1H-indole-5-sulfonic acid

CAS: 7313-70-4

Molecular Formula	`C8H5NO5S`
Molecular Weight	226.98885 g/mol
LogP	0.07
Topological Polar Surface Area	100.54 Å²
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	4
Rotatable Bonds	1
Exact Mass	226.98885
Heavy Atoms	15
Complexity	574.7

Chemical Identifiers

CAS Number	7313-70-4
SMILES	`C1=CC2=C(C=C1S(=O)(=O)O)C(=O)C(=O)N2`

Product Overview

2,3-Dioxo-5-indolinesulfonic acid (CAS 7313-70-4), with molecular formula C8H5NO5S and molecular weight 226.98885 g/mol. IUPAC: 2,3-dioxo-1H-indole-5-sulfonic acid.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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