2-Naphthylamine
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
CAS Number: 91-59-8
Molecular Formula: C10H9N
Molecular Weight: 143.19 g/mol
Appearance: White to micro-pinkish flakes with a slight aroma
Melting Point: 111-113 °C
Boiling Point: 306 °C
Usage: Used as an intermediate in dye manufacturing and organic synthesis.
| Attribute | Description |
|---|---|
| Chemical Name | 2-Naphthylamine |
| Synonyms | β-Naphthylamine, 2-Aminonaphthalene, Naphthalen-2-amine |
| CAS Number | 91-59-8 |
| Formula | C10H9N |
| Molecular Weight | 143.185 g/mol |
| Appearance | White to pinkish-red crystalline solid |
| Odor | Slightly aromatic |
| Melting Point | 111-113°C |
| Boiling Point | 306°C |
| Density | 1.061 g/cm³ |
| Solubility | Insoluble in water; soluble in hot water, ethanol, ether, and benzene |
| Chemical Properties | Forms diazonium salts with nitrous acid and can be converted into various naphthalene derivatives |
| Applications | Used as an intermediate in the manufacture of dyes, phthalocyanine dyes, and reactive dyes; also used as an organic analytical reagent and fluorescent indicator |
| Hazard Information | Known to be a human carcinogen based on sufficient evidence of carcinogenicity from studies in humans; may cause skin irritation, contact dermatitis, and methemoglobinemia; long-term exposure may cause bladder cancer |
| Storage Conditions | Store in a cool, dry place away from heat, sparks, and open flames; keep container tightly closed and away from oxidizing agents and acids |
| Handling Precautions | Wear appropriate personal protective equipment; avoid contact with skin, eyes, and clothing; use in a well-ventilated area; avoid breathing dust or vapor; keep away from ignition sources and incompatible materials |
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