3,4'-Dimethoxybenzophenone

Also known as: (3-Methoxyphenyl)(4-methoxyphenyl)methanone, 4,3'-Dimethoxybenzophenone, (3-Methoxyphenyl)(4-methoxyphenyl)ketone, 3,4'-Dimethoxy-benzophenon

3,4'-Dimethoxybenzophenone (CAS 75731-44-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H14O3 and a molecular weight of 242.27000 g/mol. Key properties include a boiling point of 394.7ºC at 760 mmHg, a density of 1.123g/cm3 and a flash point of 184.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 75731-44-1
Jingsj CID: J-1387606-7
Molecular Formula: C₁₅H₁₄O₃
Molecular Weight: 242.27000 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	394.7ºC at 760 mmHg
Density	1.123g/cm3
Flash Point	184.1ºC
Exact Mass	242.09400
PSA	35.53000
LogP	2.93480
Refractive Index	1.557

Customs & Trade Information

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function 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 3,4'-Dimethoxybenzophenone?

The CAS number of 3,4'-Dimethoxybenzophenone is 75731-44-1.

What are the molecular formula and molecular weight of 3,4'-Dimethoxybenzophenone?

3,4'-Dimethoxybenzophenone has molecular formula C15H14O3 and molecular weight 242.27000 g/mol.

What are the upstream and downstream products of 3,4'-Dimethoxybenzophenone?

For 3,4'-Dimethoxybenzophenone, Upstream Products: 3-Methoxybenzeneboronic acid, 4-Methoxybenzaldehyde, 3-Methoxybenzoyl chloride; Downstream Products: Droloxifene.

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. "3,4'-Dimethoxybenzophenone (CAS 75731-44-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1387606-7 (accessed 2026-11-09).

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