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2,3,5,6-Tetrachloroanisole

Also known as: Benzene, 1,2,4,5-tetrachloro-3-methoxy-, 1,2,4,5-Tetrachloro-3-methoxybenzene, 1,2,4,5-tetrachloro-3-methoxy-benzen, 1-Methoxy-2,3,5,6-tetrachlorobenzene, 2,3,5,6-TETRACHLOROMETHOXYBENZENE, 2,3,5,6-tetrachloro-anisol, Anisole, 2,3,5,6-tetrachloro-, NSC 21468, EINECS 230-061-0, UNII-64764RMB8N

2,3,5,6-Tetrachloroanisole (CAS 6936-40-9) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C7H4Cl4O and a molecular weight of 245.91800 g/mol. Key properties include a boiling point of 286.9ºC at 760 mmHg, a density of 1.525g/cm3 and a flash point of 113.6ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6936-40-9
Jingsj CID
J-36130-8
Molecular Formula
C7H4Cl4O
Molecular Weight
245.91800 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point286.9ºC at 760 mmHg
Density1.525g/cm3
Flash Point113.6ºC
Exact Mass243.90200
PSA9.23000
LogP4.30880
Refractive Index1.564
Storage Conditions2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H335 — May cause respiratory irritation
  • H413

Customs & Trade Information

HS Code2909309090
Summary2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,3,5,6-Tetrachloroanisole?

The CAS number of 2,3,5,6-Tetrachloroanisole is 6936-40-9.

What are the molecular formula and molecular weight of 2,3,5,6-Tetrachloroanisole?

2,3,5,6-Tetrachloroanisole has molecular formula C7H4Cl4O and molecular weight 245.91800 g/mol.

Is 2,3,5,6-Tetrachloroanisole hazardous?

2,3,5,6-Tetrachloroanisole has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2,3,5,6-Tetrachloroanisole?

For 2,3,5,6-Tetrachloroanisole, Downstream Products: 2,3,5,6-Tetrachlorophenol.

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

Last updated:

How to cite: Jingsj. "2,3,5,6-Tetrachloroanisole (CAS 6936-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36130-8 (accessed 2026-11-09).

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