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2,6-Dimethoxy-1,4-benzoquinone

Also known as: 2,6-Dimethoxy-p-benzoquinone, 2,6-Dimethoxybenzoquinone, 2,6-Dimethoxy-2,5-cyclohexadiene-1,4-dione, 2,6-Dimethoxyquinone, DMBQ

2,6-Dimethoxy-1,4-benzoquinone (CAS 530-55-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H8O4 and a molecular weight of 168.147 g/mol. Key properties include a melting point of 253-257 °C (dec.)(lit.), a boiling point of 311.1±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 139.2±27.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
530-55-2
Jingsj CID
J-24241-3
Molecular Formula
C8H8O4
Molecular Weight
168.147 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point253-257 °C (dec.)(lit.)
Boiling Point311.1±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point139.2±27.9 °C
Exact Mass168.042252
PSA52.60000
LogP0.28
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.504

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Tomonori Kamiya , et al. 2,6-Dimethoxy-1,4-benzoquinone, isolation and identification of anti-carcinogenic, anti-mutagenic and anti-inflammatory component from the juice of Vitis coignetiae. Food Chem Toxicol. 2018 Dec;122:172-180. [2]. Jennifer Mach. A shot in the dark: how parasitic plants find host roots Plant Cell. 2010 Apr;22(4):995.

Customs & Trade Information

HS Code2914690090
Summary2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,6-Dimethoxy-1,4-benzoquinone?

The CAS number of 2,6-Dimethoxy-1,4-benzoquinone is 530-55-2.

What are the molecular formula and molecular weight of 2,6-Dimethoxy-1,4-benzoquinone?

2,6-Dimethoxy-1,4-benzoquinone has molecular formula C8H8O4 and molecular weight 168.147 g/mol.

Is 2,6-Dimethoxy-1,4-benzoquinone hazardous?

2,6-Dimethoxy-1,4-benzoquinone has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2,6-Dimethoxy-1,4-benzoquinone?

For 2,6-Dimethoxy-1,4-benzoquinone, Upstream Products: 4-Hydroxy-3,5-dimethoxybenzyl alcohol, Syringaldehyde, 3,4,5-Trimethoxyphenol; Downstream Products: 2,6-Dimethoxy-1-acetonylquinol, 3,4,5-Trimethoxyphenol, 1,2,3,5-Tetramethoxybenzene.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2,6-Dimethoxy-1,4-benzoquinone (CAS 530-55-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24241-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.