4-Hydroxypyridine
Properties
- Molecular formula
- C5H5NO
- Molar mass
- 95.10 g/mol
- Exact mass
- 95.0371 Da
- Melting point
- 65–66 °C
- Boiling point
- 200 °C (at 3 Torr)
- logP
- 0.37Crippen estimate
- Polar surface area
- 32.9 Ų
- H-bond donors / acceptors
- 1 / 1
- Rotatable bonds
- 0
Hazards
Danger
- H302 Harmful if swallowed86.3% of notifiers
- H315 Causes skin irritation100% of notifiers
- H318 Causes serious eye damage84.3% of notifiers
- H319 Causes serious eye irritation15.7% of notifiers
- H335 May cause respiratory irritation98% of notifiers
Aggregated from 51 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.
Precautionary statements
P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, P501
Identifiers
CAS number
108-96-3SMILES
O=c1cc[nH]cc1InChIKey
GCNTZFIIOFTKIY-UHFFFAOYSA-NInChI
InChI=1S/C5H5NO/c7-5-1-3-6-4-2-5/h1-4H,(H,6,7)Weigh it out
Type any one amount. The others follow from the molar mass.
Names and synonyms
10 names
- 4-Pyridone
- 4(1H)-Pyridinone
- 4(1H)-Pyridone
- γ-Pyridone
- 4-Oxopyridine
- 4-Pyridinone
- NSC 146174
- NSC 26021
- 1,4-Dihydropyridin-4-one
- 1H-Pyridin-4-one
Work with 4-Hydroxypyridine
Stereoisomers, salts and isotopologues
The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.
Similar compounds
Cyclopropenone2961-80-053 % similar
4-(Methylamino)pyridine1121-58-041 % similar
4-Hydroxy-2-methylpyridine18615-86-640 % similar
2-Fluoro-4-hydroxypyridine22282-69-540 % similar
2-Aminopyridin-4-ol33631-05-940 % similar
2-Bromo-4-hydroxypyridine36953-40-940 % similar
4-Mercaptopyridine4556-23-440 % similar
4-Aminopyridine504-24-540 % similar
Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds