CHEMISTRY TOOLSCHEM TOOLS
ElementsCompoundsToolsBiologyMedicineReference
⌘K
All CompoundsAmino AcidsBiochemicalsInorganic
Periodic Table/Compounds/SCHEMBL117638

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

SCHEMBL117638

H₃P·33.998 g/mol·CID 22257263

IUPAC: hydron;phosphorus(3-)

2D structure of SCHEMBL117638

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

33.998g/mol

Exact Mass

33.997237Da

Monoisotopic Mass

33.997237Da

XLogP

—

Polar Surface Area

0.0Ų

Complexity

0

Formal Charge

0

H-Bond Donors

3

H-Bond Acceptors

1

Rotatable Bonds

0

Heavy Atoms

1

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 34.0 g/mol
MW ≤ 500
? —
LogP ≤ 5
✓ 3
H-bond donors ≤ 5
✓ 1
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/P/q-3/p+3

Isomers8 compounds with formula H₃P

2D structure of phosphane

phosphane

CID 24404 · 34.0 g/mol

2D structure of trideuteriophosphane

trideuteriophosphane

CID 139493 · 37.0 g/mol

2D structure of CID 5460505

CID 5460505

CID 5460505 · 34.0 g/mol

2D structure of phosphane

phosphane

CID 26751 · 35.0 g/mol

2D structure of dideuteriophosphane

dideuteriophosphane

CID 139599 · 36.0 g/mol

2D structure of phosphane

phosphane

CID 161144 · 36.0 g/mol

2D structure of phosphane

phosphane

CID 10153977 · 34.0 g/mol

2D structure of protiophosphane

protiophosphane

CID 139504 · 34.0 g/mol

External Resources

PubChem ↗Wikipedia ↗