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3-(3-Bromophenyl)propanoic acid

Also known as: 3-(3-Bromophenyl)propionic acid, 3-Bromobenzenepropanoic acid, 3-Bromobenzenepropionic acid, M-bromohydrocinnamic acid, RARECHEM AL BO 0920

3-(3-Bromophenyl)propanoic acid (CAS 42287-90-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9BrO2 and a molecular weight of 229.071 g/mol. Key properties include a melting point of 76 °C, a boiling point of 336.3±17.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 157.2±20.9 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
42287-90-1
Jingsj CID
J-45950-7
Molecular Formula
C9H9BrO2
Molecular Weight
229.071 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point76 °C
Boiling Point336.3±17.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point157.2±20.9 °C
Exact Mass227.978592
PSA37.30000
LogP2.61
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.579

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of 3-(3-Bromophenyl)propanoic acid?

The CAS number of 3-(3-Bromophenyl)propanoic acid is 42287-90-1.

What are the molecular formula and molecular weight of 3-(3-Bromophenyl)propanoic acid?

3-(3-Bromophenyl)propanoic acid has molecular formula C9H9BrO2 and molecular weight 229.071 g/mol.

Is 3-(3-Bromophenyl)propanoic acid hazardous?

3-(3-Bromophenyl)propanoic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 3-(3-Bromophenyl)propanoic acid?

For 3-(3-Bromophenyl)propanoic acid, Upstream Products: (3-Bromobenzyl)malonic acid, 3-Bromobenzaldehyde, 3-Bromobenzyl alcohol; Downstream Products: 5-Bromo-2,3-dihydro-1H-inden-1-one, 7-Bromo-1-indanone, 4-Bromo-2,3-dihydro-1H-inden-1-ol.

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-(3-Bromophenyl)propanoic acid (CAS 42287-90-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45950-7 (accessed 2026-11-09).

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