Pioglitazone N-Oxide

Also known as: 2,4-Thiazolidinedione, 5-[[4-[2-(5-ethyl-1-oxido-2-pyridinyl)ethoxy]phenyl]methyl]-, 2-(2-(4-((2,4-dioxothiazolidin-5-yl)methyl)phenoxy)ethyl)-5-ethylpyridine 1-oxide, 5-[[4-[2-(5-Ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-thiazolidinedione N-oxide, 5-[[4-[2-(5-ethyl-1-oxidopyridin-1-ium-2-yl)ethoxy]phenyl]methyl]-1,3-thiazolidine-2,4-dione, 5-{4-[2-(5-Ethyl-1-oxido-2-pyridinyl)ethoxy]benzyl}-1,3-thiazolidine-2,4-dione, Pioglitazone Impurity 20, Pioglitazone Nitrogen Oxide Impurity, Pioglitazone-d4 N-Oxide (deuterated)

Pioglitazone N-Oxide (CAS 145350-09-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C19H20N2O4S and a molecular weight of 372.438 g/mol. Key properties include a melting point of 158-160ºC, a boiling point of 666.3±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 356.8±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 145350-09-0
Jingsj CID: J-1157212-6
Molecular Formula: C₁₉H₂₀N₂O₄S
Molecular Weight: 372.438 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	158-160ºC
Boiling Point	666.3±50.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	356.8±30.1 °C
Exact Mass	372.114380
PSA	106.16000
LogP	1.01
Vapor Pressure	0.0±2.0 mmHg at 25°C
Refractive Index	1.640

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 Pioglitazone N-Oxide?

The CAS number of Pioglitazone N-Oxide is 145350-09-0.

What are the molecular formula and molecular weight of Pioglitazone N-Oxide?

Pioglitazone N-Oxide has molecular formula C19H20N2O4S and molecular weight 372.438 g/mol.

What are the upstream and downstream products of Pioglitazone N-Oxide?

For Pioglitazone N-Oxide, Upstream Products: Pioglitazone hydrochloride, Pioglitazone hydrochloride; Downstream Products: Hydroxy Pioglitazone (M-II) (Mixture of Diastereomers).

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

Last updated: 8/21/2026

How to cite: Jingsj. "Pioglitazone N-Oxide (CAS 145350-09-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1157212-6 (accessed 2026-11-09).

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