N

1-Naphthol

IUPAC: naphthalen-1-ol

C10H8O Organic Compounds CAS 90-15-3
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Quick Reference
Formula / NotationC10H8O
CAS Number90-15-3
Molecular Weight144.17
Melting Point96 °C
Boiling Point288 °C
Density1.0954 at 98.7 °C/4 °C
SolubilityIn water, 866 mg/L at 25 °C
AppearancePellets or Large Crystals
Also Known Asnaphthalen-1-ol; 90-15-3; alpha-naphthol; 1-Naphthalenol; 1-Hydroxynaphthalene; Furro ER; Ursol ERN; Fouramine ERN; Fourrine ERN; Tertral ERN
CategoryOrganic Compounds

What is 1-Naphthol?

1-naphthol is a naphthol carrying a hydroxy group at position 1. It has a role as a genotoxin and a human xenobiotic metabolite.

Formula & Notation

C10H8O

IUPAC Name: naphthalen-1-ol

Other Names / Synonyms: naphthalen-1-ol; 90-15-3; alpha-naphthol; 1-Naphthalenol; 1-Hydroxynaphthalene; Furro ER; Ursol ERN; Fouramine ERN; Fourrine ERN; Tertral ERN

Properties & Characteristics

Appearance: Pellets or Large Crystals. Molecular formula: C10H8O. Molecular weight: 144.17 g/mol. Boiling point: 288 °C. Melting point: 96 °C. Density: 1.0954 at 98.7 °C/4 °C. Solubility: In water, 866 mg/L at 25 °C. Vapor pressure: 0.000274 [mmHg]. LogP: 2.8.

Physical Data

PropertyValue
Melting Point96 °C
Boiling Point288 °C
Density1.0954 at 98.7 °C/4 °C
Molecular Weight144.17
SolubilityIn water, 866 mg/L at 25 °C
AppearancePellets or Large Crystals

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

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

Key Facts

Term 1-Naphthol
Formula C10H8O
CAS Number 90-15-3
Molecular Weight 144.17
Synonyms naphthalen-1-ol; 90-15-3; alpha-naphthol; 1-Naphthalenol; 1-Hydroxynaphthalene; Furro ER; Ursol ERN; Fouramine ERN; Fourrine ERN; Tertral ERN

Frequently Asked Questions

1-naphthol is a naphthol carrying a hydroxy group at position 1. It has a role as a genotoxin and a human xenobiotic metabolite.

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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.