3-Methoxycatechol

Name: 3-Methoxycatechol
Brand: Vaqora Chemicals
SKU: VQ-040647

About 3-Methoxycatechol

Vaqora Chemicals supplies 3-Methoxycatechol, a process intermediate or related compound of Catechol registered under CAS number 934-00-9. With the molecular formula C7H8O3, it has a molar mass of 140.14 g/mol. The IUPAC name is 3-methoxybenzene-1,2-diol. Common synonyms include 3-Methoxypyrocatechol and 2,3-Dihydroxyanisole.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Process chemists and analysts use it when developing synthetic routes to Catechol, tracking process-related impurities and validating analytical methods. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 3-Methoxycatechol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Industries

Related to Catechol

View every impurity, metabolite and intermediate we list for Catechol.

Catechol impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Methoxycatechol
Catalogue No.	VQ-040647
CAS Number	934-00-9
IUPAC name	3-methoxybenzene-1,2-diol
Molecular formula	C₇H₈O₃
Molecular weight	140.14 g/mol
Exact mass	140.0473
InChIKey	LPYUENQFPVNPHY-UHFFFAOYSA-N
SMILES	COC1=CC=CC(=C1O)O
PubChem CID	13622

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	2 / 3
TPSA	49.7 Å²
Synonyms	3-Methoxypyrocatechol, 2,3-Dihydroxyanisole, 1,2-Dihydroxy-3-methoxybenzene, 6-Methoxycatechol, Pyrogallol 1-methyl ether, 1,2-Benzenediol, 3-methoxy-, Pyrocatechol, 3-methoxy-, Pyrogallol 1-monomethyl ether, 1-O-Methylpyrogallol, 3-Methoxy-1,2-benzenediol, 3-Methoxy-o-hydroquinone, 3-methoxy-benzene-1,2-diol

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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

Frequently asked questions

What is the CAS number of 3-Methoxycatechol?

The CAS Registry Number of 3-Methoxycatechol is 934-00-9. It is also known as 3-Methoxypyrocatechol, 2,3-Dihydroxyanisole, 1,2-Dihydroxy-3-methoxybenzene.

What is the molecular formula and molecular weight of 3-Methoxycatechol?

3-Methoxycatechol has the molecular formula C7H8O3 and a molecular weight of 140.14 g/mol. Its IUPAC name is 3-methoxybenzene-1,2-diol.

What is 3-Methoxycatechol used for?

3-Methoxycatechol is supplied as a characterised reference material related to Catechol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 3-Methoxycatechol can I order?

We supply 3-Methoxycatechol, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Methoxycatechol?

Yes. Every lot of 3-Methoxycatechol 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 3-Methoxycatechol be shipped internationally?

Yes. 3-Methoxycatechol is classified as hazardous, 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.