Chemicals and Drugs

Etazolate

A potent phosphodiesterase inhibitor proposed as an antipsychotic agent.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A potent phosphodiesterase inhibitor proposed as an antipsychotic agent.

Chemical Identity

Chemical Information

Molecular Formula
C14H19N5O2
Molecular Weight
289.33 g/mol
CAS Registry No.
51022-77-6
IUPAC Name
ethyl 1-ethyl-4-(2-propan-2-ylidenehydrazinyl)pyrazolo[3,4-b]pyridine-5-carboxylate
InChIKey
OPQRBXUBWHDHPQ-UHFFFAOYSA-N
SMILES
CCN1C2=NC=C(C(=C2C=N1)NN=C(C)C)C(=O)OCC
MeSH Unique ID
D004974
Source
PubChem CID 3277

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

5 entry terms
  • Etazolate Hydrochloride
  • SQ-20009
  • Hydrochloride, Etazolate
  • SQ 20009
  • SQ20009

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, 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

History Note

91(80); was see under NICOTINIC ACIDS 1980-90; was SQ 20009 see under NICOTINIC ACIDS 1976-79

MeSH Record

Previous Indexing

  • Hydrazines (1973-1975)
  • Nicotinic Acids (1975)
  • Pyrazoles (1973-1975)
  • Pyridines (1973-1974)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Etazolate. Medical Subject Headings (MeSH). 2026. Unique ID D004974. http://id.nlm.nih.gov/mesh/2026/D004974
  2. Etazolate. In: Wikipedia. https://en.wikipedia.org/wiki/Etazolate
  3. Etazolate. In: Wikidata. https://www.wikidata.org/wiki/Q5402458
  4. Etazolate. In: PubChem Compound. CID 3277. https://pubchem.ncbi.nlm.nih.gov/compound/3277