2-Naphthol | CAS No. 135-19-3

2-Naphthol

Basic Information

View in Editor

CAS Number

135-19-3

Molecular Formula

C10H8O

Molecular Weight

144.17 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

120-122 °C

Boiling Point

285-286 °C

Water Solubility

1 g/L (20 ºC)

Solubility

methanol: soluble1g/10 mL, clear, colorless to light yellow

Refractive Index

1.5762 (estimate)

Vapor Pressure

10 mmHg ( 145.5 °C)

SMILES

View in Editor

Oc1ccc2ccccc2c1

InChI

InChI=1S/C10H8O/c11-10-6-5-8-3-1-2-4-9(8)7-10/h1-7,11H

InChIKey

JWAZRIHNYRIHIV-UHFFFAOYSA-N

LogP

2.5454

pKa

9.51(at 25℃)

Topological Polar Surface Area

20.23 Å²

Hydrogen Bond Donor/Acceptor

1 / 1

Complexity

133

Safety Information

View Safety Information

GHS Hazard Pictograms

H302

H332

H400

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H332 Harmful if inhaled
Acute toxicity, inhalation

H400 Very toxic to aquatic life
Hazardous to the aquatic environment, acute hazard

Hazard Class

Class 9 Class 9

Stability

Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol.

Sensitiveness

Photo-sensitive

Synonyms & References

English

Naphthalen-2-ol
2-Naftol
2-Naftolo
2-Naphtol
Antioxygene BN
azogendevelopera
azoiccouplingcomponent1
beta-Monoxynaphthalene
2-Hydroxynaphthalene
Beta Naphthol
beta-Naphthol
B-NAPHTOL
B naphthol
2-Naphthalenol
2-Naphthol
2-NAPHTHOL GR FOR ANALYSIS 100 G
2-NAPHTHOL GR FOR ANALYSIS 500 G
NAPHTHOL, B-(SG)
C.I.37500
Developer BN
Isonaphthol
Naphthol B
β-Hydroxynaphthalene
β-Naphthol
beta-Hydroxynaphthalene
Naphthyl alcohol
Naphthyl hydroxide
β-Naph
Trimetin
NSC 2044
NSC 5737

MDL Number

MFCD00004067

Customs Code

29071590

FAQ

What is 2-Naphthol (CAS: 135-19-3)?

2-Naphthol, also known as 1-hydroxy-2-naphthalene, is an organic compound with the chemical formula C10H8O. It is a yellow solid that is slightly soluble in water and has a characteristic aromatic odor. Commonly used in various industries, 2-naphthol is known for its ability to act as a precursor in the synthesis of other compounds and exhibits mild acidic properties due to the hydroxyl group.

What are the main uses of 2-Naphthol (CAS: 135-19-3)?

2-Naphthol is widely used in pharmaceuticals as an intermediate in drug synthesis, in the production of dyes and pigments, and in the manufacture of certain plastics and resins. It also finds applications in research for its utility in chemical reactions and as a reagent. Additionally, it is used in the food industry as a flavor enhancer and in the development of perfumes and fragrances.

Is 2-Naphthol (CAS: 135-19-3) safe?

2-Naphthol is considered toxic if ingested or inhaled in large quantities. It may cause skin and eye irritation. Safety precautions include wearing appropriate personal protective equipment (PPE) such as gloves and goggles when handling. It is important to follow safety standards set by OSHA and EPA to ensure safe usage and minimize exposure risks.

How should 2-Naphthol (CAS: 135-19-3) be stored?

2-Naphthol should be stored in a cool, dry, and well-ventilated area, away from direct light. It is best kept in a sealed container made of glass or plastic to prevent contamination and maintain stability. Storage conditions should be controlled to avoid moisture and temperature fluctuations, ensuring the compound remains safe and effective for use.