Methyl benzo[d][1,3]dioxole-4-carboxylate

Also known as: Methyl 1,3-benzodioxole-4-carboxylate, Methyl 1,3-benzodioxol-4-carboxylate, Methyl 2,3-methylenedioxybenzoate, Benzo[1,3]dioxole-4-carboxylic acid methyl ester, 1,3-Benzodioxole-4-carboxylic acid methyl ester

Methyl benzo[d][1,3]dioxole-4-carboxylate (CAS 33842-16-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8O4 and a molecular weight of 180.157 g/mol. Key properties include a boiling point of 280.0±19.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 122.2±21.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33842-16-9
Jingsj CID: J-26153-0
Molecular Formula: C₉H₈O₄
Molecular Weight: 180.157 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	280.0±19.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	122.2±21.5 °C
Exact Mass	180.042252
PSA	44.76000
LogP	1.87
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.551

Frequently Asked Questions

What is the CAS number of Methyl benzo[d][1,3]dioxole-4-carboxylate?

The CAS number of Methyl benzo[d][1,3]dioxole-4-carboxylate is 33842-16-9.

What are the molecular formula and molecular weight of Methyl benzo[d][1,3]dioxole-4-carboxylate?

Methyl benzo[d][1,3]dioxole-4-carboxylate has molecular formula C9H8O4 and molecular weight 180.157 g/mol.

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. "Methyl benzo[d][1,3]dioxole-4-carboxylate (CAS 33842-16-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26153-0 (accessed 2026-11-09).

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