2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid

2-氧代-1-氧杂螺[4.4]壬烷-4-羧酸

Also known as: 2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid, 1-Oxaspiro[4.4]nonane-4-carboxylic acid, 2-oxo-, 2-Oxo-1-oxaspiro[4.4]nonane-4-carboxylic acid, 2-oxo-1-oxaspiro[4.4]nonane-4-carboxylic acid(SALTDATA: FREE), CHEMBRDG-BB 4004221, 2-Oxo-1-oxa-spiro[4.4]nonan-4-carbonsaeure, 2-oxo-1-oxaspiro<4,4>nonan-4-carboxylic acid

2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid (CAS 18363-10-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H12O4 and a molecular weight of 184.18900 g/mol. It is also known as 1-Oxaspiro[4.4]nonane-4-carboxylic acid, 2-oxo-, 2-Oxo-1-oxaspiro[4.4]nonane-4-carboxylic acid and 2-oxo-1-oxaspiro[4.4]nonane-4-carboxylic acid(SALTDATA: FREE). Key properties include a boiling point of 430.3ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 180.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18363-10-5
Jingsj CID
J-1109665-8
Molecular Formula
C9H12O4
Chinese Name
2-氧代-1-氧杂螺[4.4]壬烷-4-羧酸
Molecular Weight
184.18900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point430.3ºC at 760 mmHg
Density1.32g/cm3
Flash Point180.2ºC

Frequently Asked Questions

What is the CAS number of 2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid?

The CAS number of 2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid is 18363-10-5.

What are the molecular formula and molecular weight of 2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid?

2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid has molecular formula C9H12O4 and molecular weight 184.18900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Oxo-1-oxa-spiro[4.4]nonane-4-carboxylic acid (CAS 18363-10-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109665-8 (accessed 2026-10-25).

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