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Tetrahydro-4H-pyran-4,4-dicarboxylic acid

Also known as: 4,4-Tetrahydropyrandicarboxylic acid, 4H-Pyran-4,4-dicarboxylic acid, tetrahydro-, Dihydro-2H-pyran-4,4(3H)-dicarboxylic acid, Oxane-4,4-dicarboxylic acid, Tetrahydropyran-4,4-dicarboxylic acid

Tetrahydro-4H-pyran-4,4-dicarboxylic acid (CAS 5337-04-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H10O5 and a molecular weight of 174.151 g/mol. Key properties include a boiling point of 318.8±52.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 133.0±24.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5337-04-2
Jingsj CID
J-1371502-1
Molecular Formula
C7H10O5
Molecular Weight
174.151 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point318.8±52.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point133.0±24.2 °C
Exact Mass174.052826
PSA83.83000
LogP-0.45
Vapor Pressure0.0±1.5 mmHg at 25°C
Refractive Index1.485

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen 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 Tetrahydro-4H-pyran-4,4-dicarboxylic acid?

The CAS number of Tetrahydro-4H-pyran-4,4-dicarboxylic acid is 5337-04-2.

What are the molecular formula and molecular weight of Tetrahydro-4H-pyran-4,4-dicarboxylic acid?

Tetrahydro-4H-pyran-4,4-dicarboxylic acid has molecular formula C7H10O5 and molecular weight 174.151 g/mol.

What are the upstream and downstream products of Tetrahydro-4H-pyran-4,4-dicarboxylic acid?

For Tetrahydro-4H-pyran-4,4-dicarboxylic acid, Upstream Products: Diethyl tetrahydropyran-4,4-dicarboxylate, Bis(2-chloroethyl) ether, Dimethyl malonate; Downstream Products: Tetrahydro-2H-pyran-4-carbonyl chloride, (Tetrahydro-2H-thiopyran-4-yl)methanol, Tetrahydro-2H-pyran-4-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "Tetrahydro-4H-pyran-4,4-dicarboxylic acid (CAS 5337-04-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1371502-1 (accessed 2026-11-09).

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