Furo[3,2-c]pyridin-4(5H)-one

Also known as: 4,5-Dihydro-4-oxofuro[3,2-c]pyridine, 4-Oxo-4,5-dihydrofuro[3,2-c]pyridine, 4H,5H-furo[3,2-c]pyridin-4-one, 5H-Furo[3,2-c]pyridin-4-one, Furo[3,2-c]pyridin-4-ol

Furo[3,2-c]pyridin-4(5H)-one (CAS 26956-43-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5NO2 and a molecular weight of 135.120 g/mol. Key properties include a boiling point of 372.8±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 179.3±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 26956-43-4
Jingsj CID: J-1625217-8
Molecular Formula: C₇H₅NO₂
Molecular Weight: 135.120 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	372.8±42.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	179.3±27.9 °C
Exact Mass	135.032028
PSA	46.00000
LogP	0.12
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.558

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 Furo[3,2-c]pyridin-4(5H)-one?

The CAS number of Furo[3,2-c]pyridin-4(5H)-one is 26956-43-4.

What are the molecular formula and molecular weight of Furo[3,2-c]pyridin-4(5H)-one?

Furo[3,2-c]pyridin-4(5H)-one has molecular formula C7H5NO2 and molecular weight 135.120 g/mol.

What are the upstream and downstream products of Furo[3,2-c]pyridin-4(5H)-one?

For Furo[3,2-c]pyridin-4(5H)-one, Upstream Products: 3-(2-Furyl)acrylic acid, Furfural; Downstream Products: 4-Chlorofuro[3,2-c]pyridine, Furo[3,2-c]pyridine, 4-(Piperazin-1-yl)furo[3,2-c]pyridine.

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. "Furo[3,2-c]pyridin-4(5H)-one (CAS 26956-43-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1625217-8 (accessed 2026-11-09).

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