Chemicals and Drugs

Calcium Pyrophosphate

An inorganic pyrophosphate which affects calcium metabolism in mammals. Abnormalities in its metabolism occur in some human diseases, notably HYPOPHOSPHATASIA and pseudogout (CHONDROCALCINOSIS).

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An inorganic pyrophosphate which affects calcium metabolism in mammals. Abnormalities in its metabolism occur in some human diseases, notably HYPOPHOSPHATASIA and pseudogout (CHONDROCALCINOSIS).

Chemical Identity

Chemical Information

Molecular Formula
Ca2O7P2
Molecular Weight
254.10 g/mol
CAS Registry No.
7790-76-3
IUPAC Name
dicalcium;phosphonato phosphate
InChIKey
JUNWLZAGQLJVLR-UHFFFAOYSA-J
SMILES
[O-]P(=O)([O-])OP(=O)([O-])[O-].[Ca+2].[Ca+2]
MeSH Unique ID
D002131
Source
PubChem CID 24632

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

11 entry terms
  • Calcium Diphosphate
  • Diphosphate, Calcium
  • Pyrophosphate, Calcium
  • Calcium Pyrophosphate (1:1)
  • Calcium Pyrophosphate (1:2)
  • Calcium Pyrophosphate (2:1)
  • Calcium Pyrophosphate Dihydrate
  • Calcium Pyrophosphate, Monohydrate
  • Monohydrate Calcium Pyrophosphate
  • Pyrophosphate Dihydrate, Calcium
  • Pyrophosphate, Monohydrate Calcium

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

Indexing Annotation

deposition = CALCIUM PYROPHOSPHATE DIHYDRATE DEPOSITION see CHONDROCALCINOSIS

MeSH Record

History Note

91(77); was see under PYROPHOSPHATES 1977-90

MeSH Record

Previous Indexing

  • Pyrophosphates (1966-1976)

MeSH Hierarchy

Tree Numbers

  1. D01w.029w.260.700.675.374w.075w.150w
  2. D01w.029w.260.700.675.374w.775w.150w.150w
  3. D01w.146.360w.150w
  4. D01w.695.625.675.650w.075w.150w
  5. D01w.695.625.675.650w.775w.150w.150w

MeSH Record

NLM Classification

QV 285

AMA Style

References

  1. National Library of Medicine. Calcium Pyrophosphate. Medical Subject Headings (MeSH). 2026. Unique ID D002131. http://id.nlm.nih.gov/mesh/2026/D002131
  2. Calcium Pyrophosphate. In: Wikipedia. https://en.wikipedia.org/wiki/Calcium_pyrophosphate
  3. Calcium Pyrophosphate. In: Wikidata. https://www.wikidata.org/wiki/Q4363460
  4. Calcium Pyrophosphate. In: PubChem Compound. CID 24632. https://pubchem.ncbi.nlm.nih.gov/compound/24632