5-Amino-2-nitrobenzenesulfonic acid

5-amino-2-nitrobenzenesulfonic acid

CAS: 551-91-7

Molecular Formula	`C6H6N2O5S`
Molecular Weight	217.99974 g/mol
LogP	0.42
Topological Polar Surface Area	123.53 Å²
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	5
Rotatable Bonds	2
Exact Mass	217.99974
Heavy Atoms	14
Complexity	481.0

Chemical Identifiers

CAS Number	551-91-7
SMILES	`C1=CC(=C(C=C1N)S(=O)(=O)O)[N+](=O)[O-]`

Product Overview

5-Amino-2-nitrobenzenesulfonic acid (CAS 551-91-7), with molecular formula C6H6N2O5S and molecular weight 217.99974 g/mol. IUPAC: 5-amino-2-nitrobenzenesulfonic 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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