CHEMISTRY TOOLSCHEM TOOLS
ElementsCompoundsToolsBiologyMedicineReference
⌘K
All CompoundsAmino AcidsBiochemicalsInorganic
Periodic Table/Compounds/18655-47-5

Elements

  • Periodic Table
  • Trends
  • Compare
  • Nuclides

Compounds

  • All Compounds
  • Amino Acids
  • Biochemicals
  • Inorganic

Tools

  • All Tools
  • Molar Mass
  • Electron Config
  • Decay Simulator
  • Balancer
  • Stoichiometry
  • Gas Laws
  • Solutions
  • Equilibrium
  • Kinetics
  • Oxidation States
  • Acid-Base
  • Solubility
  • Electrochemistry
  • Thermodynamics
  • Reactions
  • Spectroscopy
  • Orbitals
  • Lewis Structure
  • VSEPR
  • Nomenclature
  • Unit Converter

Biology

  • Biological Roles
  • Amino Acids
  • Metabolic Pathways
  • Nucleotides
  • Metals in Biology

Medicine

  • Drug Index
  • Drug Mechanisms
  • Radiopharmaceuticals
  • Toxicology
  • Therapeutic Elements

Reference

  • Glossary
  • Constants
  • Polyatomic Ions
  • Activity Series
  • Solubility Rules
  • Lab Safety
© Melvin Olsson 2025–2026
Data: IAEA & PubChem

18655-47-5

C₄H₄O₃·100.070 g/mol·CID 551778

IUPAC: methanetricarbaldehyde

Also known as: triformylmethane, DTXSID00338895, 2-formylpropanedial, 2-formylmalondialdehyde, RefChem:933416 (+14 more)

2D structure of 18655-47-5

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

100.070g/mol

Exact Mass

100.016044Da

Monoisotopic Mass

100.016044Da

XLogP

-0.9

Polar Surface Area

51.2Ų

Complexity

67

Formal Charge

0

H-Bond Donors

0

H-Bond Acceptors

3

Rotatable Bonds

3

Heavy Atoms

7

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 100.1 g/mol
MW ≤ 500
✓ -0.9
LogP ≤ 5
✓ 0
H-bond donors ≤ 5
✓ 3
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/C4H4O3/c5-1-4(2-6)3-7/h1-4H

Isomers8 compounds with formula C₄H₄O₃

2D structure of oxolane-2,5-dione

oxolane-2,5-dione

CID 7922 · 100.1 g/mol

2D structure of oxolane-2,4-dione

oxolane-2,4-dione

CID 521261 · 100.1 g/mol

2D structure of 4-hydroxybut-2-ynoic acid

4-hydroxybut-2-ynoic acid

CID 359297 · 100.1 g/mol

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

2-hydroxy-2H-furan-5-one

CID 21076 · 100.1 g/mol

2D structure of 3-hydroxy-2H-furan-5-one

3-hydroxy-2H-furan-5-one

CID 54683813 · 100.1 g/mol

2D structure of 3,3,4,4-tetradeuteriooxolane-2,5-dione

3,3,4,4-tetradeuteriooxolane-2,5-dione

CID 12998367 · 104.1 g/mol

2D structure of 2-hydroxybut-3-ynoic acid

2-hydroxybut-3-ynoic acid

CID 170267 · 100.1 g/mol

2D structure of 4-hydroxyfuran-3-one

4-hydroxyfuran-3-one

CID 23435113 · 100.1 g/mol

External Resources

PubChem ↗Wikipedia ↗