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3-Ethoxy-4-methoxybenzaldehyde

Also known as: 3-Ethoxy-p-anisaldehyde, 4-Methoxy-3-ethoxybenzaldehyde, p-Methoxy-m-ethoxybenzaldehyde, Benzaldehyde, 3-ethoxy-4-methoxy-, Apremilast Impurity 1, 3-Aethoxy-4-methoxy-benzaldehyd, p-METHOXY-m-ETHOXY BENZALDEHYDE

3-Ethoxy-4-methoxybenzaldehyde (CAS 1131-52-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H12O3 and a molecular weight of 180.201 g/mol. Key properties include a melting point of 51 °C, a boiling point of 289.4±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 119.6±8.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1131-52-8
Jingsj CID
J-1991401-3
Molecular Formula
C10H12O3
Molecular Weight
180.201 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51 °C
Boiling Point289.4±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point119.6±8.2 °C
Exact Mass180.078644
PSA35.53000
LogP2.14
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.528

Customs & Trade Information

HS Code2912499000
Summary2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. 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 3-Ethoxy-4-methoxybenzaldehyde?

The CAS number of 3-Ethoxy-4-methoxybenzaldehyde is 1131-52-8.

What are the molecular formula and molecular weight of 3-Ethoxy-4-methoxybenzaldehyde?

3-Ethoxy-4-methoxybenzaldehyde has molecular formula C10H12O3 and molecular weight 180.201 g/mol.

What are the upstream and downstream products of 3-Ethoxy-4-methoxybenzaldehyde?

For 3-Ethoxy-4-methoxybenzaldehyde, Upstream Products: Isovanillin, Iodoethane, Ethyl vanillin; Downstream Products: 3-amino-3-(3-ethoxy-4-methoxyphenyl)propanoic acid, 3-Bromo-5-ethoxy-4-methoxybenzaldehyde, 3-Ethoxy-4-methoxyphenethylamine.

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

Last updated:

How to cite: Jingsj. "3-Ethoxy-4-methoxybenzaldehyde (CAS 1131-52-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991401-3 (accessed 2026-11-09).

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