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3-(3-Pyridyl)propionic acid

Also known as: 3-Pyridinepropionic acid, 3-Pyridinepropanoic acid, 3-(Pyridin-3-yl)propionic acid, 3-(Pyridin-3-yl)propanoic acid, 3-(3-Pyridine)propionic acid, 3-Pyridylpropionic acid

3-(3-Pyridyl)propionic acid (CAS 3724-19-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9NO2 and a molecular weight of 151.16300 g/mol. Key properties include a melting point of 156-160 °C(lit.), a boiling point of 309.9ºC at 760 mmHg, a density of 1.193 g/cm3 and a flash point of 141.2ºC. 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.
3724-19-4
Jingsj CID
J-1063834-3
Molecular Formula
C8H9NO2
Molecular Weight
151.16300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point156-160 °C(lit.)
Boiling Point309.9ºC at 760 mmHg
Density1.193 g/cm3
Flash Point141.2ºC
Exact Mass151.06300
PSA50.19000
LogP1.09880

GHS Safety & Compliance

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

Frequently Asked Questions

What is the CAS number of 3-(3-Pyridyl)propionic acid?

The CAS number of 3-(3-Pyridyl)propionic acid is 3724-19-4.

What are the molecular formula and molecular weight of 3-(3-Pyridyl)propionic acid?

3-(3-Pyridyl)propionic acid has molecular formula C8H9NO2 and molecular weight 151.16300 g/mol.

Is 3-(3-Pyridyl)propionic acid hazardous?

3-(3-Pyridyl)propionic 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-(3-Pyridyl)propionic acid?

For 3-(3-Pyridyl)propionic acid, Upstream Products: trans-3-(3-Pyridyl)acrylic acid, 3-(3-Pyridinyl)acrylic acid, 3-Pyridinepropanol; Downstream Products: 3,4-dihydro-1,6-naphthyridin-2(1H)-one, Methyl 3-(3-pyridyl)propionate, 3-(2-Aminoethyl)pyridine.

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-Pyridyl)propionic acid (CAS 3724-19-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1063834-3 (accessed 2026-11-09).

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