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3-(4-Methylphenyl)propanoic acid

Also known as: 3-(4-Methylphenyl)propionic acid, 3-(p-Tolyl)propionic acid, 3-(p-Tolyl)propanoic acid, 4-Methylhydrocinnamic acid, p-Methylhydrocinnamic acid, Benzenepropanoic acid, 4-methyl-, 3-P-TOLYLPROPANOIC ACID, 4-METHYLHYDROCINNAMIC ACID, P-METHYLHYDROCINNAMIC ACID

3-(4-Methylphenyl)propanoic acid (CAS 1505-50-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H12O2 and a molecular weight of 164.201 g/mol. Key properties include a melting point of 115-118 °C(lit.), a boiling point of 290.6±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 187.7±13.9 °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.
1505-50-6
Jingsj CID
J-4927-4
Molecular Formula
C10H12O2
Molecular Weight
164.201 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115-118 °C(lit.)
Boiling Point290.6±9.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point187.7±13.9 °C
Exact Mass164.083725
PSA37.30000
LogP2.30
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.538

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-(4-Methylphenyl)propanoic acid?

The CAS number of 3-(4-Methylphenyl)propanoic acid is 1505-50-6.

What are the molecular formula and molecular weight of 3-(4-Methylphenyl)propanoic acid?

3-(4-Methylphenyl)propanoic acid has molecular formula C10H12O2 and molecular weight 164.201 g/mol.

Is 3-(4-Methylphenyl)propanoic acid hazardous?

3-(4-Methylphenyl)propanoic acid 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-(4-Methylphenyl)propanoic acid?

For 3-(4-Methylphenyl)propanoic acid, Upstream Products: 4-Methylcinnamic acid, 4-Methylstyrene, Formic Acid; Downstream Products: 3-(4-Carboxyphenyl)propionic acid, 3-Phenylpropan-1-ol, 3-(p-Tolyl)propan-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-(4-Methylphenyl)propanoic acid (CAS 1505-50-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4927-4 (accessed 2026-11-09).

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