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exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid

Also known as: 7-oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid, (1s,2s,3r,4r)-7-oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid, exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid, 7-oxa-norborn-5-ene-2exo,3exo-dicarboxylic acid, 3,6-oxa-1,2,3,6-tetrahydrophthalic acid, 7-oxa-bicyclo[2.2.1]hept-5-en-2-exo,3-cis-dicarbonsaeure

exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid (CAS 28871-62-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H8O5 and a molecular weight of 184.146 g/mol. Key properties include a melting point of 129ºC, a boiling point of 464.5±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 199.1±22.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28871-62-7
Jingsj CID
J-30732-4
Molecular Formula
C8H8O5
Molecular Weight
184.146 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point129ºC
Boiling Point464.5±45.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point199.1±22.2 °C
Exact Mass184.037170
PSA83.83000
LogP-0.38
Vapor Pressure0.0±2.5 mmHg at 25°C
Refractive Index1.602

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 exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid?

The CAS number of exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid is 28871-62-7.

What are the molecular formula and molecular weight of exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid?

exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid has molecular formula C8H8O5 and molecular weight 184.146 g/mol.

What are the upstream and downstream products of exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid?

For exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid, Upstream Products: exo-3,6-Epoxy-1,2,3,6-tetrahydrophthalic anhydride, Furan, Maleic 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. "exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic acid (CAS 28871-62-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30732-4 (accessed 2026-11-09).

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