Methoxychlor

Also known as: Benzene, 1,1'-(2,2,2-trichloroethylidene)bis[4-methoxy-, 1,1'-(2,2,2-Trichloroethylidene)bis(4-methoxybenzene), 1,1,1-Trichloro-2,2-bis(4-methoxyphenyl)ethane, 1,1,1-Trichloro-2,2-bis(p-anisyl)ethane, 1,1,1-Trichloro-2,2-bis(p-methoxyphenyl)ethane, 2,2-Bis(4-methoxyphenyl)-1,1,1-trichloroethane, Dimethoxy-DDT, DMDT, Maralate, Marlate, Methoxcide, Methoxy-DDT, Metox, p,p'-Methoxychlor

Methoxychlor (CAS 72-43-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H15Cl3O2 and a molecular weight of 345.64800 g/mol. Key properties include a melting point of 86-88 °C(lit.), a boiling point of greater than or equal to 100ºC., a density of 1.4 g/cm3 and a flash point of 11 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 72-43-5
Jingsj CID: J-27361-0
Molecular Formula: C₁₆H₁₅Cl₃O₂
Molecular Weight: 345.64800 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	86-88 °C(lit.)
Boiling Point	greater than or equal to 100ºC.
Density	1.4 g/cm3
Flash Point	11 °C
Exact Mass	344.01400
PSA	18.46000
LogP	5.20590
Refractive Index	1.57

GHS Safety & Compliance

Irritant / Health Hazard / Environmental HazardSignal word: Warning

H302 — Harmful if swallowed
H312 — Harmful in contact with skin
H332 — Harmful if inhaled
H351 — Suspected of causing cancer
H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code	2909309011
Summary	2909309011 4,4'-(2,2,2-trichloroethane-1,1-diyl)bis(methoxybenzene)。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:0.0%。MFN tarrif:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methoxychlor?

The CAS number of Methoxychlor is 72-43-5.

What are the molecular formula and molecular weight of Methoxychlor?

Methoxychlor has molecular formula C16H15Cl3O2 and molecular weight 345.64800 g/mol.

Is Methoxychlor hazardous?

Methoxychlor has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

What are the upstream and downstream products of Methoxychlor?

For Methoxychlor, Upstream Products: Chloral, Anisole, 4-Methoxybenzaldehyde; Downstream Products: 4,4'-Dimethoxystilbene, 4,4'-Dimethoxybenzophenone, p,p'-Methoxychlor olefin.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Methoxychlor (CAS 72-43-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27361-0 (accessed 2026-11-09).

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