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3-Chlorobenzaldehyde

Also known as: m-Chlorobenzaldehyde, Benzaldehyde, 3-chloro-, 3-Chlorobenzenecarboxaldehyde, m-Chlorobenzenecarboxaldehyde, 3-Chlorobenzaldehyde (ACI)

3-Chlorobenzaldehyde (CAS 587-04-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H5ClO and a molecular weight of 140.567 g/mol. Key properties include a melting point of 9-12 °C(lit.), a boiling point of 213.5±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 85.4±11.0 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
587-04-2
Jingsj CID
J-3052-4
Molecular Formula
C7H5ClO
Molecular Weight
140.567 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point9-12 °C(lit.)
Boiling Point213.5±0.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point85.4±11.0 °C
Exact Mass140.002899
PSA17.07000
LogP2.26
Vapor Pressure0.2±0.4 mmHg at 25°C
Refractive Index1.585
Additional Propertyinsoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29130000

Frequently Asked Questions

What is the CAS number of 3-Chlorobenzaldehyde?

The CAS number of 3-Chlorobenzaldehyde is 587-04-2.

What are the molecular formula and molecular weight of 3-Chlorobenzaldehyde?

3-Chlorobenzaldehyde has molecular formula C7H5ClO and molecular weight 140.567 g/mol.

Is 3-Chlorobenzaldehyde hazardous?

3-Chlorobenzaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 3-Chlorobenzaldehyde?

For 3-Chlorobenzaldehyde, Upstream Products: 1-Chloro-3-iodobenzene, 3-Chlorobenzyl alcohol, 3-Chlorostyrene; Downstream Products: Ethyl 2-chloro-6-formylbenzoate, tert-Butyl (2-amino-2-(3-chlorophenyl)ethyl)carbamate, 7-Chloroisoquinoline.

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-Chlorobenzaldehyde (CAS 587-04-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3052-4 (accessed 2026-11-09).

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