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 1. Chemical name: 3-Chlorophenol2. Molecular formula: C6H5ClO
 3. Molecular weight: 128.5
 4. Structural formula:
 
  5. Physico-chemical properties: light yellow crystal or liquid, with unpleasant odor. Melting point33-35℃, boiling point is 217℃, relative density is 1.245(45℃), refractive index is 1.557 1(40℃). Slightly soluble in water, easily soluble in alcohol, ether, glycerin and caustic alkali solution. The product is toxic.
 6. Quality index:
 
	
		
			| Item | First class | Superior | Pharmaceutical grade |  
			| Appearance | light yellow crystal or liquid | light yellow crystal or liquid | light yellow crystal or liquid |  
			| Melting point | 33-35℃ | 33-35℃ | 33-35℃ |  
			| Content (HPLC) | >98.0% | >98.5 | >99.0 |  7. Uses: the product can be used in organic synthesis. It plays an important role in pharmaceutical, dye and pharmaceutical industries. |