4-Pyrrolidinopyridine

4-吡咯烷基吡啶

Also known as: 1-(4-Pyridyl)pyrrolidine, 4-(1-Pyrrolidino)pyridine, 4-(1-Pyrrolidinyl)pyridine, 4-(Pyrrolidin-1-yl)pyridine, 4-Pyrrolidin-1-yl-pyridine, 4-pyrrolidin-1-ylpyridine, N-(4-Pyridyl)pyrrolidine, Pyridine, 4-(1-pyrrolidinyl)-

4-Pyrrolidinopyridine (CAS 2456-81-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12N2 and a molecular weight of 148.205 g/mol. It is also known as 1-(4-Pyridyl)pyrrolidine, 4-(1-Pyrrolidino)pyridine and 4-(1-Pyrrolidinyl)pyridine. Key properties include a melting point of 54-58 °C(lit.), a boiling point of 263.1±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 112.9±19.8 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2456-81-7
Jingsj CID
J-1090248-4
Molecular Formula
C9H12N2
Chinese Name
4-吡咯烷基吡啶
Molecular Weight
148.205 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point54-58 °C(lit.)
Boiling Point263.1±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point112.9±19.8 °C

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-Pyrrolidinopyridine?

The CAS number of 4-Pyrrolidinopyridine is 2456-81-7.

What are the molecular formula and molecular weight of 4-Pyrrolidinopyridine?

4-Pyrrolidinopyridine has molecular formula C9H12N2 and molecular weight 148.205 g/mol.

Is 4-Pyrrolidinopyridine hazardous?

4-Pyrrolidinopyridine has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Pyrrolidinopyridine (CAS 2456-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1090248-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.