1,1'-Bi-2-naphthol
2026-04-14
产品详情
- Cas：602-09-5
- 产品名称1,1'-Bi-2-naphthol
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- 简介
- Assay (HPLC): ≥98.0%
- Appearance: Orange-red crystalline powder
- Melting Point: 190–194 °C
- Loss on Drying: ≤0.5%
- Residue on Ignition: ≤0.1%
- Single Impurity: ≤0.2%
- Total Impurity: ≤1.0%
Applications
1,8-Dihydroxyanthraquinone is a classic anthraquinone derivative intermediate. It is widely used in dyes, pigments, pharmaceutical intermediates, cosmetic raw materials and organic synthesis.
Used for synthesizing reactive dyes, acid dyes, hair dye intermediates; also applied in skin disease pharmaceutical raw materials, UV absorber intermediates and chemical analytical reagents.
Safety Information
Irritating to skin, eyes and respiratory tract. Skin contact may cause redness and allergic irritation; dust entering eyes causes stinging and congestion, rinse immediately with plenty of clean water. Inhalation of dust may induce throat discomfort and cough. Accidental ingestion may cause mild gastrointestinal discomfort.
Harmful to aquatic organisms; prohibited from direct discharge into water and soil. Operate in fume hood, wear nitrile gloves, safety goggles and dust mask. Keep away from high temperature, open flame and strong oxidants. Store sealed away from light. Dispose of waste per hazardous chemical regulations.
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