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4-tert-Butylpyridine 1-oxide

Also known as: 4-tert-butylpyridine-N-oxide, 4-tert-butyl-1-oxypyridine, 4-(2-methyl-2-propanyl)pyridine 1-oxide, Pyridine, 4-(1,1-dimethylethyl)-, 1-oxide, 4-t-butylpyridine-N-oxide, 4-(tert-butyl)pyridine 1-oxide

4-tert-Butylpyridine 1-oxide (CAS 23569-17-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13NO and a molecular weight of 151.206 g/mol. Key properties include a melting point of 104-108°C, a boiling point of 286.6±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 127.1±18.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23569-17-7
Jingsj CID
J-1084659-0
Molecular Formula
C9H13NO
Molecular Weight
151.206 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point104-108°C
Boiling Point286.6±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point127.1±18.7 °C
Exact Mass151.099716
PSA25.46000
LogP0.49
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.491

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-tert-Butylpyridine 1-oxide?

The CAS number of 4-tert-Butylpyridine 1-oxide is 23569-17-7.

What are the molecular formula and molecular weight of 4-tert-Butylpyridine 1-oxide?

4-tert-Butylpyridine 1-oxide has molecular formula C9H13NO and molecular weight 151.206 g/mol.

What are the upstream and downstream products of 4-tert-Butylpyridine 1-oxide?

For 4-tert-Butylpyridine 1-oxide, Upstream Products: 4-tert-Butylpyridine; Downstream Products: 4-tert-Butylpyridine, 4-tert-Butylpicolinic acid, 4-tert-Butyl-2-chloropyridine.

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

Last updated:

How to cite: Jingsj. "4-tert-Butylpyridine 1-oxide (CAS 23569-17-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084659-0 (accessed 2026-11-09).

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