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4-tert-Butylpyridine

4-叔丁基吡啶

Also known as: 4-TERT-BUTYLPYRIDINE, 4-T-BUTYLPYRIDINE, P-TERT-BUTYL PYRIDINE, 4-(1,1-Dimethylethyl)pyridine, 4-(2-Methyl-2-propanyl)pyridine, p-tert-Butylpyridine, Pyridine, 4-tert-butyl-

4-tert-Butylpyridine (CAS 3978-81-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13N and a molecular weight of 135.206 g/mol. It is also known as 4-TERT-BUTYLPYRIDINE, 4-T-BUTYLPYRIDINE and P-TERT-BUTYL PYRIDINE. Key properties include a boiling point of 196-197 ºC, a density of 0.923 and a flash point of 67 ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3978-81-2
Jingsj CID
J-4134-2
Molecular Formula
C9H13N
Chinese Name
4-叔丁基吡啶
Molecular Weight
135.206 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point196-197 ºC
Density0.923
Flash Point67 ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-tert-Butylpyridine?

The CAS number of 4-tert-Butylpyridine is 3978-81-2.

What are the molecular formula and molecular weight of 4-tert-Butylpyridine?

4-tert-Butylpyridine has molecular formula C9H13N and molecular weight 135.206 g/mol.

Is 4-tert-Butylpyridine hazardous?

4-tert-Butylpyridine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-tert-Butylpyridine (CAS 3978-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4134-2 (accessed 2026-10-24).

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