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CAS Number: 91-30-5
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CAS Number
91-30-5
PubChem CID
66671
Molecular Formula
C12H12N2O3S
Molecular Weight
264.3 g/mol
Exact Mass
264.056863
InChIKey
HYLOSPCJTPLXSF-UHFFFAOYSA-N
IUPAC Name
5-amino-2-anilinobenzenesulfonic acid
SMILES String
C1=CC=C(C=C1)NC2=C(C=C(C=C2)N)S(=O)(=O)O
No physical property values available.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
Benzenesulfonic acid, 5-amino-2-(phenylamino)- (CAS 91-30-5) is listed in the Materials Science portfolio, with molecular formula C12H12N2O3S and molecular weight 264. 30 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for materials chemistry research and formulation screening workflows; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.
ChEMBL reports experimental activity evidence for: Lethal(3)malignant brain tumor-like protein 1 (Homo sapiens) — 2 assays; DNA repair nuclease/redox regulator APEX1 (Homo sapiens) — 2 assays; ATP-dependent DNA helicase Q1 (Homo sapiens) — 2 assays; Tyrosyl-DNA phosphodiesterase 1 (Homo sapiens) — 2 assays; DNA polymerase eta (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.
Lethal(3)malignant brain tumor-like protein 1
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 4.8
Experimental evidence source: ChEMBL
DNA repair nuclease/redox regulator APEX1
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 4.55
Experimental evidence source: ChEMBL
ATP-dependent DNA helicase Q1
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 4.4
Experimental evidence source: ChEMBL
Tyrosyl-DNA phosphodiesterase 1
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 4.25
Experimental evidence source: ChEMBL
DNA polymerase eta
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
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Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
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Benzenesulfonic acid, 5-amino-2-(phenylamino)- is identified by CAS 91-30-5, with molecular formula C12H12N2O3S, molecular weight 264.3, InChIKey HYLOSPCJTPLXSF-UHFFFAOYSA-N.
ChEMBL contains qualifying experimental assay evidence associated with Lethal(3)malignant brain tumor-like protein 1, DNA repair nuclease/redox regulator APEX1, ATP-dependent DNA helicase Q1, Tyrosyl-DNA phosphodiesterase 1, DNA polymerase eta. These records do not establish therapeutic efficacy or clinical use.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
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