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3-(2-Aminoethyl)pyridine

Also known as: 2-(3-Pyridyl)ethylamine, 2-(3-Pyridinyl)ethanamine, 2-(pyridin-3-yl)ethanamine, 3-Pyridineethanamine, 3-Aminoethylpyridine

3-(2-Aminoethyl)pyridine (CAS 20173-24-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10N2 and a molecular weight of 122.168 g/mol. Key properties include a boiling point of 228.8±15.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 112.8±7.4 °C. It is classified under GHS with signal word Danger and hazard statements H315 — Causes skin irritation, H318 — Causes serious eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20173-24-4
Jingsj CID
J-1517760-3
Molecular Formula
C7H10N2
Molecular Weight
122.168 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point228.8±15.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point112.8±7.4 °C
Exact Mass122.084396
PSA38.91000
LogP-0.03
Vapor Pressure0.1±0.5 mmHg at 25°C
Refractive Index1.541

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of 3-(2-Aminoethyl)pyridine?

The CAS number of 3-(2-Aminoethyl)pyridine is 20173-24-4.

What are the molecular formula and molecular weight of 3-(2-Aminoethyl)pyridine?

3-(2-Aminoethyl)pyridine has molecular formula C7H10N2 and molecular weight 122.168 g/mol.

Is 3-(2-Aminoethyl)pyridine hazardous?

3-(2-Aminoethyl)pyridine has GHS signal word Danger and hazard statements H315 — Causes skin irritation; H318 — Causes serious eye damage; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 3-(2-Aminoethyl)pyridine?

For 3-(2-Aminoethyl)pyridine, Upstream Products: 3-Pyridylacetonitrile, 3-(3-Pyridyl)-DL-alanine, 3-Acetylpyridine; Downstream Products: 2-(3-Pyridinyl)ethanol, tert-butyl [2-(pyridin-3-yl)ethyl]carbamate.

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-(2-Aminoethyl)pyridine (CAS 20173-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517760-3 (accessed 2026-11-09).

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