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CAS Number: 87-66-1
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CAS Number
87-66-1
PubChem CID
1057
Molecular Formula
C6H6O3
Molecular Weight
126.11 g/mol
Exact Mass
126.031694
InChIKey
WQGWDDDVZFFDIG-UHFFFAOYSA-N
IUPAC Name
benzene-1,2,3-triol
SMILES String
C1=CC(=C(C(=C1)O)O)O
Appearance
Pyrogallic acid is an odorless white to gray solid. Sinks and mixes with water. (USCG, 1999)
Melting Point
131–134 °C
Boiling Point
309.0 °C
pKa
9.01
Refractive Index
1.561
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
Pyrogallol (CAS 87-66-1) is listed in the Advanced Chemicals portfolio, with molecular formula C6H6O3 and molecular weight 126. 11 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research building-block and synthetic chemistry workflows.
Documentation needs
COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.
ChEMBL reports experimental activity evidence for: Tyrosyl-DNA phosphodiesterase 1 (Homo sapiens) — 3 assays; Cyclin-dependent kinase 2 (Homo sapiens) — 2 assays; Tyrosinase (Homo sapiens) — 3 assays; Androgen receptor (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.
Tyrosyl-DNA phosphodiesterase 1
Homo sapiens · SINGLE PROTEIN · 3 qualifying assays · 1 documents · best pChEMBL 7.06
Experimental evidence source: ChEMBL
Cyclin-dependent kinase 2
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 5.17
Experimental evidence source: ChEMBL
Tyrosinase
Homo sapiens · SINGLE PROTEIN · 3 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
Androgen receptor
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
Safety and handling reference content is available through documentation requests.
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Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
Pyrogallol is identified by CAS 87-66-1, with molecular formula C6H6O3, molecular weight 126.11, InChIKey WQGWDDDVZFFDIG-UHFFFAOYSA-N.
ChEMBL contains qualifying experimental assay evidence associated with Tyrosyl-DNA phosphodiesterase 1, Cyclin-dependent kinase 2, Tyrosinase, Androgen receptor. 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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