4-hydroxypyridine

Modify Date: 2026-08-15 21:11:42

4-hydroxypyridine Structure
4-hydroxypyridine structure
Common Name 4-hydroxypyridine
CAS Number 426-64-2 Molecular Weight 95.09930
Density N/A Boiling Point 230-235ºC12 mm Hg(lit.)
Molecular Formula C5H5NO Melting Point 150-151ºC(lit.)
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-hydroxypyridine

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Boiling Point 230-235ºC12 mm Hg(lit.)
Melting Point 150-151ºC(lit.)
Molecular Formula C5H5NO
Molecular Weight 95.09930
Exact Mass 95.03710
PSA 33.12000
LogP 0.78720
InChIKey AVVCGEANSDZGAS-UHFFFAOYSA-N
SMILES O=C(OCCCCCCCCCCOC(=O)C(F)(F)C(F)(F)C(F)(F)F)C(F)(F)C(F)(F)C(F)(F)F

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases 26-36
WGK Germany 3
RTECS UU7701450
HS Code 2915900090

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

 4-hydroxypyridine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the melting point of 4-hydroxypyridine?
A: Melting point of 4-hydroxypyridine is 150-151ºC(lit.).
Q: What is the boiling point of 4-hydroxypyridine?
A: Boiling point of 4-hydroxypyridine is 230-235ºC12 mm Hg(lit.).
Q: What is the English name of 4-hydroxypyridine?
A: The English name of 4-hydroxypyridine is 4-hydroxypyridine.
Q: What is the molecular weight of 4-hydroxypyridine?
A: Molecular weight of 4-hydroxypyridine is 95.09930.
Q: What is the safety information for 4-hydroxypyridine?
A: Safety information for 4-hydroxypyridine: 26-36.
Q: What is the molecular formula of 4-hydroxypyridine?
A: Molecular formula of 4-hydroxypyridine is C5H5NO.
Q: What is the LogP of 4-hydroxypyridine?
A: LogP of 4-hydroxypyridine is 0.78720.
Q: What is the polar surface area (PSA) of 4-hydroxypyridine?
A: Polar surface area (PSA) of 4-hydroxypyridine is 33.12000.
Q: What is the InChIKey of 4-hydroxypyridine?
A: InChIKey of 4-hydroxypyridine is AVVCGEANSDZGAS-UHFFFAOYSA-N.
Q: What is the SMILES notation of 4-hydroxypyridine?
A: SMILES notation of 4-hydroxypyridine is O=C(OCCCCCCCCCCOC(=O)C(F)(F)C(F)(F)C(F)(F)F)C(F)(F)C(F)(F)C(F)(F)F.

 4-hydroxypyridinefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

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