3-Amino-4-hydroxybenzenesulfonic acid
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
98-37-3
Chemical name
3-Amino-4-hydroxybenzenesulfonic acid
Molecular formula
C6H7NO4S
Molecular weight
189.19 g/mol
Synonyms
2-AMINOPHENOL-4-SULFONIC ACID; 4-Hydroxymetanilic acid; 2-Amino-1-phenol-4-sulfonic acid; 2-Amino-4-sulfophenol; Benzenesulfonic acid, 3-amino-4-hydroxy-; o-Aminophenol-p-sulfonic acid; 2-Hydroxy-5-sulfoaniline; 4-Hydroxy-3-aminobenzenesulfonic acid; CCRIS 4584; EC 202-662-8; 1-AMINO-2-HYDROXY-5-BENZENESULFONIC ACID; 2Amino4sulfophenol
InChIKey
ULUIMLJNTCECJU-UHFFFAOYSA-N
PubChem CID
7385
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H315, H319
Catalog reference cue; confirm supplier documentation before use.
Appearance
Brown solid; [CAMEO] Dark brown crystalline solid; [Sigma-Aldrich MSDS]
Catalog reference value; verify against supplier SDS before use.
Water Solubility
1 mol/L
Catalog reference value; verify against supplier SDS before use.
XLogP
-0.1
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.