API Process Intermediates & Related Compounds

1,2-Benzoquinone

Name: 1,2-Benzoquinone
Brand: Zemixal
SKU: ZX-035051

Available on request

Order 1,2-Benzoquinone (CAS 583-63-1) online at Zemixal: C6H4O2, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-035051.

Pack sizes

CAS number583-63-1

FormulaC₆H₄O₂

Molar mass108.09 g/mol

Physical formSolid

InChIKeyWOAHJDHKFWSLKE-UHFFFAOYSA-N

IUPAC namecyclohexa-3,5-diene-1,2-dione

About 1,2-Benzoquinone

Researchers and plant chemists source 1,2-Benzoquinone from Zemixal for routine and specialised work. For your records, the material is defined by CAS 583-63-1, formula C6H4O2 and molar mass 108.09 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Classified under GHS with signal word Danger and hazard statements H301, H311, H315 and H319. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Norepinephrine

See every impurity, metabolite and related compound we list for this API.

Norepinephrine standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 1,2-Benzoquinone
Product name	1,2-Benzoquinone
Catalogue number	ZX-035051
CAS number	583-63-1
IUPAC name	cyclohexa-3,5-diene-1,2-dione
Molecular formula	C₆H₄O₂
Molar mass	108.09 g/mol
Exact mass	108.0211
Physical form	Solid
XLogP3	0.4
H-bond donors / acceptors	0 / 2
Topological polar surface area	34.1 Å²
InChIKey	WOAHJDHKFWSLKE-UHFFFAOYSA-N
SMILES	C1=CC(=O)C(=O)C=C1
PubChem CID	11421
Synonyms	o-Benzoquinone, 2-Benzoquinone, o-Quinone, 3,5-Cyclohexadiene-1,2-dione, benzo-1,2-quinone, catechol quinone, 3,5-Cyclohexadiene-1,2-dione (9CI), o-Benzoquisemiquinone, ortho-quinone, cyclohexa-2,4-diene-1,6-dione

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Acute toxicity

Irritant or harmful

Health hazard

Signal word Danger

H301Toxic if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H341Suspected of causing genetic defects
H351Suspected of causing 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 1,2-Benzoquinone
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 1,2-Benzoquinone

Which CAS number identifies 1,2-Benzoquinone?

1,2-Benzoquinone is registered under CAS 583-63-1. You may also see it listed as o-Benzoquinone, 2-Benzoquinone, o-Quinone. Our catalogue number for this item is ZX-035051.

What are the formula and molar mass of 1,2-Benzoquinone?

For 1,2-Benzoquinone, its formula is C6H4O2 and its molar mass is 108.09 g/mol. The systematic (IUPAC) name is cyclohexa-3,5-diene-1,2-dione. InChIKey WOAHJDHKFWSLKE-UHFFFAOYSA-N lets you match it in any structure database.

How is 1,2-Benzoquinone used in pharmaceutical QC?

1,2-Benzoquinone is a characterised reference material linked to Norepinephrine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for 1,2-Benzoquinone?

The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 1,2-Benzoquinone?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship 1,2-Benzoquinone to my country?

Yes. Because 1,2-Benzoquinone is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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