1,1'-Bi-2-naphthol-Shandong Huashang Chemical Co., Ltd.

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1,1'-Bi-2-naphthol

Brand：HuaShang

Model：25kg/drum

Purity：99%

Cas：602-09-5

Createtime： 2026-04-14
Updatetime： 2026-04-15

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Product Details

useage	Industrial use
deliveryInfo
appearance	Orange to red crystalline powder
Stability	Stable under normal temperature; sensitive to light; incompatible with strong oxidants, strong bases
Storage	Tightly sealed, cool dry place, protected from light
aliasen
supplyCapacity	50000Metric Ton/Month
Solubility	Soluble in ethanol, ether, chloroform, pyridine, alkali solution; slightly soluble in hot water; insoluble in cold water
harbor	Qingdao,China
minorder	1KG
Melting Point	190–194 °C

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.