Pyrocatechol, GR 99%+

Name: Pyrocatechol, GR 99%+
Brand: Vaqora Chemicals
SKU: VQ-002701

About Pyrocatechol, GR 99%+

Pyrocatechol is an enzyme / protein reagent (AR grade) carrying the CAS registry number 120-80-9, specified at ≥99% purity. Formula C6H6O2, molecular weight 110.11 g/mol. Systematically, it is named benzene-1,2-diol. It is also known as 1,2-Benzenediol or 1,2-Dihydroxybenzene.

It is supplied as white to brown flakes or crystalline flakes. Key physical data: a melting point of 100-103 °C and a boiling point of 245 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for enzymatic assays, enzyme inhibition studies, protein research and organic synthesis. Buyers come mainly from academic and industrial research and diagnostics and biotechnology.

We offer Pyrocatechol in 25 g, 100 g, 500 g and 5 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Enzymatic assays
Enzyme inhibition studies
Protein research
Organic synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Pyrocatechol, GR 99%+
Catalogue No.	VQ-002701
CAS Number	120-80-9
IUPAC name	benzene-1,2-diol
Molecular formula	C₆H₆O₂
Molecular weight	110.11 g/mol
Exact mass	110.0368
Grade	AR
Purity / assay	≥99%
HSN code	29072990
InChIKey	YCIMNLLNPGFGHC-UHFFFAOYSA-N
SMILES	C1=CC=C(C(=C1)O)O
PubChem CID	289

Physical properties
Physical form	Flakes
Appearance	White to brown flakes or crystalline flakes
Melting point	100-103 °C
Boiling point	245 °C
LogP (XLogP3)	0.9
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
UN number	UN 2811
Synonyms	1,2-Benzenediol, 1,2-Dihydroxybenzene, Catechol, pyrocatechin, 2-hydroxyphenol, o-Dihydroxybenzene, o-Hydroxyphenol, o-Benzenediol, o-Dioxybenzene, o-Hydroquinone, Phthalhydroquinone, Pyrocatechine

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H341Suspected of causing genetic defects
H350May cause cancer

Precautionary statements: P203, P262, P264, P264 + P265, P270, P280, P301 + P316, P302 + P352, P305 + P351 + P338, P316, P318, P321, P330, P332 + P317, P337 + P317, P361 + P364, P362 + P364, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 120-80-9

Synthesis

Pyrocatechol, 99%

CAS: 120-80-9
Formula: C₆H₆O₂
MW: 110.11 g/mol

VQ-002700

Frequently asked questions

What is the CAS number of Pyrocatechol, GR 99%+?

The CAS Registry Number of Pyrocatechol, GR 99%+ is 120-80-9. It is also known as 1,2-Benzenediol, 1,2-Dihydroxybenzene, Catechol.

What is the molecular formula and molecular weight of Pyrocatechol, GR 99%+?

Pyrocatechol, GR 99%+ has the molecular formula C6H6O2 and a molecular weight of 110.11 g/mol. Its IUPAC name is benzene-1,2-diol.

Which grade and pack sizes of Pyrocatechol, GR 99%+ can I order?

We supply Pyrocatechol, GR 99%+ in AR (≥99%) grade, in 25 g, 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pyrocatechol, GR 99%+?

Yes. Every lot of Pyrocatechol, GR 99%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Pyrocatechol, GR 99%+ be shipped internationally?

Yes. Pyrocatechol, GR 99%+ is classified as hazardous (UN 2811), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.