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Methyl 5-chloro-2-formylbenzoate

Also known as: Benzoic acid, 5-chloro-2-formyl-, methyl ester, 5-Chloro-2-formylbenzoic acid methyl ester, 5-Chloro-2-formyl-benzoic acid methyl ester

Methyl 5-chloro-2-formylbenzoate (CAS 1203589-45-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7ClO3 and a molecular weight of 198.603 g/mol. Key properties include a boiling point of 320.8±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 143.8±22.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1203589-45-0
Jingsj CID
J-1305145-1
Molecular Formula
C9H7ClO3
Molecular Weight
198.603 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point320.8±27.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point143.8±22.7 °C
Exact Mass198.008377
PSA43.37000
LogP1.70
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.572

Frequently Asked Questions

What is the CAS number of Methyl 5-chloro-2-formylbenzoate?

The CAS number of Methyl 5-chloro-2-formylbenzoate is 1203589-45-0.

What are the molecular formula and molecular weight of Methyl 5-chloro-2-formylbenzoate?

Methyl 5-chloro-2-formylbenzoate has molecular formula C9H7ClO3 and molecular weight 198.603 g/mol.

What are the upstream and downstream products of Methyl 5-chloro-2-formylbenzoate?

For Methyl 5-chloro-2-formylbenzoate, Upstream Products: Methanol, 2-Bromo-4-chlorobenzaldehyde.

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

Last updated:

How to cite: Jingsj. "Methyl 5-chloro-2-formylbenzoate (CAS 1203589-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1305145-1 (accessed 2026-11-09).

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