P

Phosphorus pentoxide

O5P2 Inorganic Compounds CAS 1314-56-3
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Quick Reference
Formula / NotationO5P2
CAS Number1314-56-3
Molecular Weight141.94
Also Known As1314-56-3; Phosphorus(V) oxide; diphosphonate; Phosphorus (V) pentoxide; diphosphonate(2-); Phosphorus oxide (P2O5); MFCD00011440; O5P2; Diphosphorpentaoxid; SCHEMBL196558
CategoryInorganic Compounds

What is Phosphorus pentoxide?

Diphosphonate(2-) is a divalent inorganic anion obtained by removal of both protons from diphosphonic acid. It is a phosphorus oxoanion and a divalent inorganic anion. It is a conjugate base of a diphosphonate(1-).

Formula & Notation

O5P2

Other Names / Synonyms: 1314-56-3; Phosphorus(V) oxide; diphosphonate; Phosphorus (V) pentoxide; diphosphonate(2-); Phosphorus oxide (P2O5); MFCD00011440; O5P2; Diphosphorpentaoxid; SCHEMBL196558

Properties & Characteristics

Molecular formula: O5P2. Molecular weight: 141.94 g/mol. LogP: -2.1.

Uses & Applications

Used in industrial processes, materials science, semiconductor manufacture, ceramics, or as a catalyst.

Safety Information

May be corrosive, toxic, or an oxidising agent. Handle in well-ventilated area. Consult SDS before use.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Phosphorus pentoxide
Formula O5P2
CAS Number 1314-56-3
Molecular Weight 141.94
Synonyms 1314-56-3; Phosphorus(V) oxide; diphosphonate; Phosphorus (V) pentoxide; diphosphonate(2-); Phosphorus oxide (P2O5); MFCD00011440; O5P2; Diphosphorpentaoxid; SCHEMBL196558

Frequently Asked Questions

Diphosphonate(2-) is a divalent inorganic anion obtained by removal of both protons from diphosphonic acid. It is a phosphorus oxoanion and a divalent inorganic anion. It is a conjugate base of a diphosphonate(1-).

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.