4,4'-Oxydiphthalic anhydride (CAS 1823-59-2)

4,4'-Oxydiphthalic anhydride (CAS 1823-59-2) is a chemical compound registered under number CAS 1823-59-2, with the molecular formula C₁₆H₆O₇, and a molar mass of 310.21 g/mol.

The molecule contains 29 atoms connected by 32 chemical bonds. The full systematic IUPAC name of this compound is 5-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, the partition coefficient logP = 2.2 (positive value, a lipophilic compound), polar surface area PSA = 96 Ų, 0 donors and 7 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The widget above may be used for educational, research and commercial purposes.

Wzór sumaryczny	C16H6O7
Masa molowa	310.21 g/mol
IUPAC	5-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione
SMILES	C1=CC2=C(C=C1OC3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O
InChIKey	QQGYZOYWNCKGEK-UHFFFAOYSA-N
logP (XLogP3)	2.2
PSA	96 Ų
HBD / HBA	0 / 7
PubChem CID	CID 74574 ↗

Sygnał: Uwaga

H412 — Działa szkodliwie na organizmy wodne, powodując długotrwałe skutki

1823-59-2 · 4,4'-Oxydiphthalic anhydride · 1,3-Isobenzofurandione, 5,5'-oxybis- · 4,4'-Oxydiphthalic dianhydride · 5,5'-Oxybis(2-benzofuran-1,3-dione) · G58E17X7VE · DTXCID9024859 · 4,4'-oxybis(phthalic anhydride) · EC 412-830-4 · 4,4'-oxydiphthalic acid dianhydride · 3,3',4,4'-DIPHENYL OXIDE TETRACARBOXYLIC DIANHYDRIDE · BIS(3,4-DICARBOXYPHENYL)ETHER DIANHYDRIDE · 3,3',4,4'-diphenyl ether tetracarboxylic anhydride · 3,3',4,4'-DIPHENYLOXYTETRACARBOXYLIC DIANHYDRIDE · 3,3',4,4'-DIPHENYL ETHER TETRACARBOXYLIC ACID DIANHYDRIDE

• 📊 PubChem CID 74574 — NIH
• 🔬 NIST WebBook — spektroskopia
• 🌐 Wikidata
• 💊 ChEMBL — bioaktywność

4,4′-Oxydiphthalic anhydride (CAS 1823-59-2) →