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Periodic Table/Compounds/1,4-Dioxin

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© Melvin Olsson 2025–2026
Data: IAEA & PubChem

1,4-Dioxin

C₄H₄O₂·84.070 g/mol·CID 78968

IUPAC: 1,4-dioxine

Also known as: p-Dioxin, 290-67-5, ZD32358XMG, DTXSID10183191, RefChem:73339 (+11 more)

2D structure of 1,4-Dioxin

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

84.070g/mol

Exact Mass

84.021129Da

Monoisotopic Mass

84.021129Da

XLogP

0.2

Polar Surface Area

18.5Ų

Complexity

63

Formal Charge

0

H-Bond Donors

0

H-Bond Acceptors

2

Rotatable Bonds

0

Heavy Atoms

6

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 84.1 g/mol
MW ≤ 500
✓ 0.2
LogP ≤ 5
✓ 0
H-bond donors ≤ 5
✓ 2
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/C4H4O2/c1-2-6-4-3-5-1/h1-4H

Isomers8 compounds with formula C₄H₄O₂

2D structure of 2H-furan-5-one

2H-furan-5-one

CID 10341 · 84.1 g/mol

2D structure of 4-methylideneoxetan-2-one

4-methylideneoxetan-2-one

CID 12661 · 84.1 g/mol

2D structure of but-2-ynoic acid

but-2-ynoic acid

CID 68535 · 84.1 g/mol

2D structure of 3H-furan-2-one

3H-furan-2-one

CID 140765 · 84.1 g/mol

2D structure of methyl prop-2-ynoate

methyl prop-2-ynoate

CID 13536 · 84.1 g/mol

2D structure of (Z)-but-2-enedial

(Z)-but-2-enedial

CID 5323604 · 84.1 g/mol

2D structure of (E)-but-2-enedial

(E)-but-2-enedial

CID 5287477 · 84.1 g/mol

2D structure of but-3-ynoic acid

but-3-ynoic acid

CID 137547 · 84.1 g/mol

External Resources

PubChem ↗Wikipedia ↗