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Periodic Table/Compounds/CID 68328

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© Melvin Olsson 2025–2026
Data: IAEA & PubChem

3-oxopentanedioic acid

C₅H₆O₅·146.100 g/mol·CID 68328
2D structure of 3-oxopentanedioic acid

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

146.100g/mol

Exact Mass

146.021523Da

Monoisotopic Mass

146.021523Da

XLogP

-0.7

Polar Surface Area

91.7Ų

Complexity

153

Formal Charge

0

H-Bond Donors

2

H-Bond Acceptors

5

Rotatable Bonds

4

Heavy Atoms

10

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 146.1 g/mol
MW ≤ 500
✓ -0.7
LogP ≤ 5
✓ 2
H-bond donors ≤ 5
✓ 5
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

GHS Hazard Classification

Warning
Irritant
Irritant
Hazards
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Source: PubChem GHS Classification. Always consult the SDS for handling.

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/C5H6O5/c6-3(1-4(7)8)2-5(9)10/h1-2H2,(H,7,8)(H,9,10)

Isomers8 compounds with formula C₅H₆O₅

2D structure of 2-oxopentanedioic acid

2-oxopentanedioic acid

CID 51 · 146.1 g/mol

2D structure of hydron;2-oxopentanedioate

hydron;2-oxopentanedioate

CID 156274072 · 146.1 g/mol

2D structure of (2S)-2-hydroxypentanedioate

(2S)-2-hydroxypentanedioate

CID 5460355 · 146.1 g/mol

2D structure of (2R)-2-hydroxypentanedioate

(2R)-2-hydroxypentanedioate

CID 5460200 · 146.1 g/mol

2D structure of (2R)-3,4-dihydroxy-2-(hydroxymethyl)-2H-furan-5-one

(2R)-3,4-dihydroxy-2-(hydroxymethyl)-2H-furan-5-one

CID 54675775 · 146.1 g/mol

2D structure of 2-hydroxypentanedioate

2-hydroxypentanedioate

CID 4609868 · 146.1 g/mol

2D structure of (2R)-2-hydroxy-2-methylbutanedioate

(2R)-2-hydroxy-2-methylbutanedioate

CID 5460281 · 146.1 g/mol

2D structure of (2S)-3,4-dihydroxy-2-(hydroxymethyl)-2H-furan-5-one

(2S)-3,4-dihydroxy-2-(hydroxymethyl)-2H-furan-5-one

CID 117669210 · 146.1 g/mol

External Resources

PubChem ↗Wikipedia ↗