SoleChem

2-naphthylamine

CAS
91-59-8
EC
202-080-4
Mol. Weight
143.18 g/mol

Description

2-Naphthylamine (CAS 91-59-8), also known as beta-naphthylamine, is an aromatic amine historically used as a chemical intermediate in the synthesis of dyes, rubber antioxidants, and pharmaceutical compounds.

Its primary commercial role is as a building block in organic synthesis, where it contributes to the construction of complex nitrogen-containing ring systems for various industrial applications.

In dye manufacturing, it serves as a precursor to azo dyes used in textile and leather coloring processes. Agrochemical producers have utilized it in the synthesis of certain pesticide intermediates.

The naphthalene-amine structure provides a reactive site for further functionalization. Pharmaceutical intermediate synthesis draws on its reactivity to build naphthalene-based active compound scaffolds.

It has also appeared in rubber processing chemistry as a starting material for antioxidant production. This versatility makes it a valuable, though highly regulated, component in specialized chemical manufacturing.

2-Naphthylamine is supplied as a solid crystalline material. Technical-grade material is the standard commercial form available to industrial buyers seeking high-purity precursors for synthesis.

Due to significant regulatory restrictions in many jurisdictions, including classification as a confirmed human carcinogen, procurement requires careful verification of local compliance requirements before sourcing.

Contact us for supply of 2-naphthylamine

Request Quote

Physical Properties

Melting Point 111-113 °C
Boiling Point 306 °C
Density 1.061 g/cm³ @ Temp: 98 °C
Appearance 2-Naphthylamine is a white to red crystals with a faint, aromatic odor. Darkens in air to a reddish-purple color.
Color pink to purple
Form powder
Water Solubility <0.1 g/100 mL at 22 ºC
Vapor Pressure 2.56 x 10 -4 mmHg at 20–30 °C (quoted, Mercer et al., 1990)
Refractive Index 1.5000 (estimate)

Safety & Handling (Learn More)

Danger GHS07 GHS08 GHS09
Hazard Statements
H302 Harmful if swallowed
H341 Suspected of causing genetic defects
H350 May cause cancer
H400 Very toxic to aquatic life
H410 Very toxic to aquatic life with long lasting effects
H411 Toxic to aquatic life with long lasting effects
Precautionary Statements
P203 Obtain, consult and follow expert instructions for use.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P318 IF exposed or concerned, get medical advice.
P330 Rinse mouth.
P391 Collect spillage.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P301+P317 Get emergency medical help.

Trade & Regulatory

HS Code 29214500
UN Number 1650
ADR Class 6.1
Packing Group II
WGK (Germany) 3

Documentation

Other Names

beta-naphthylamine|6-naphthylamine|2-aminonaphthalene|BNA|naphthalen-2-amine|2-Naphthalenamine|beta-Naftilamina|2-Naphthalamine

Related Products

Need a chemical? Get a quote within 24 hours.

Call Request Quote