4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid

Also known as: 4-[3,4-(ethylenedioxy)phenyl]-4-oxobutyric acid, 3-(3,4-ethylenedioxybenzoyl)propionic acid, 4-(2,3-dihydro-benzo[1,4]dioxin-6-yl)-4-oxo-butyric acid, 4-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-oxobutanoic acid, 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoate

4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid (CAS 54557-81-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12O5 and a molecular weight of 236.22100 g/mol. Key properties include a melting point of 138ºC, a boiling point of 475.6ºC at 760 mmHg, a density of 1.33g/cm3 and a flash point of 189.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 54557-81-2
Jingsj CID: J-1138365-6
Molecular Formula: C₁₂H₁₂O₅
Molecular Weight: 236.22100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	138ºC
Boiling Point	475.6ºC at 760 mmHg
Density	1.33g/cm3
Flash Point	189.1ºC
Exact Mass	236.06800
PSA	72.83000
LogP	1.50530
Refractive Index	1.565

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. 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 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid?

The CAS number of 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid is 54557-81-2.

What are the molecular formula and molecular weight of 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid?

4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid has molecular formula C12H12O5 and molecular weight 236.22100 g/mol.

What are the upstream and downstream products of 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid?

For 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid, Upstream Products: Succinic anhydride, 1,4-Benzodioxane.

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. "4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxobutanoic acid (CAS 54557-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1138365-6 (accessed 2026-11-09).

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