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trans-3-(3-Pyridyl)acrylic acid

Also known as: 3-Pyridineacrylic acid, (E)-3-(pyridin-3-yl)acrylic acid, 3-(3-Pyridyl)acrylic acid, 3-(3-PYRIDYL)ACRYLIC ACID, Pyridine-3-acrylic acid, 3-PYRIDINYL-ACRYLIC ACID, RARECHEM BK HC S246, AKOS AUF2066

trans-3-(3-Pyridyl)acrylic acid (CAS 19337-97-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NO2 and a molecular weight of 149.15 g/mol. Key properties include a melting point of 232-235ºC, a boiling point of 307.6±17.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 139.8±20.9 °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.
19337-97-4
Jingsj CID
J-13187-3
Molecular Formula
C8H7NO2
Molecular Weight
149.15 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point232-235ºC
Boiling Point307.6±17.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point139.8±20.9 °C
Exact Mass149.047684
PSA50.19000
LogP1.17
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.625

GHS Safety & Compliance

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

Activity & Biological Data

Additional Information[1]. Wu M, et al. Discovery and SARs of trans-3-aryl acrylic acids and their analogs as novel anti-tobacco mosaic virus (TMV) agents. PLoS One. 2013;8(2):e56475.

Frequently Asked Questions

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

The CAS number of trans-3-(3-Pyridyl)acrylic acid is 19337-97-4.

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

trans-3-(3-Pyridyl)acrylic acid has molecular formula C8H7NO2 and molecular weight 149.15 g/mol.

Is trans-3-(3-Pyridyl)acrylic acid hazardous?

trans-3-(3-Pyridyl)acrylic 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 trans-3-(3-Pyridyl)acrylic acid?

For trans-3-(3-Pyridyl)acrylic acid, Upstream Products: Nicotinaldehyde, Malonic acid, 1,1-Bis(trimethylsilyloxy)-2-trimethylsilylethene; Downstream Products: 3-(3-Pyridyl)propionic acid, 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. "trans-3-(3-Pyridyl)acrylic acid (CAS 19337-97-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13187-3 (accessed 2026-11-09).

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