
1,2-Diphenylhydrazine
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Category:Pharmaceutical Materials
Introduction
CAS Number: 122-66-7
Molecular Formula: C12H12N2
Molecular Weight: 184.24
Appearance: Colorless to pale yellow to orange crystals
Melting Point: 123-126°C
Boiling Point: 308.2°C (rough estimate)
Density: 1.158 g/cm³
Usage: Used as an organic synthesis raw material and in the production of analgesic and antipyretic drugs.
Attribute | Details |
---|---|
Name | 1.2-Diphenylhydrazine |
CAS Number | 122-66-7 |
Other Names | Hydrogenated Azobenzene; 1.2-Diphenyl-1.2-diazane; DPH; Sym-Diphenylhydrazine |
Molecular Formula | C12H12N2 |
Molecular Weight | 184.24 g/mol |
Appearance | Colorless to pale yellow to orange crystals |
Melting Point | 123-131°C |
Boiling Point | 308.2°C (rough estimate) |
Density | 1.158 g/cm³ |
Solubility | Soluble in ethanol; slightly soluble in benzene; insoluble in water and acetic acid |
Chemical Properties | Stable under normal conditions; incompatible with strong oxidizing agents and strong acids. |
Primary Uses | Used in the pharmaceutical industry for the production of analgesic and antipyretic drugs such as phenylbutazone. Also used in the dye industry for the manufacture of azo dyes. Acts as an organic synthesis intermediate. |
Safety Hazards | May be harmful if swallowed or inhaled. Causes skin and eye irritation. May cause respiratory irritation. May produce toxic oxides of nitrogen when heated to decomposition. Handle with appropriate personal protective equipment and in a well-ventilated area. |
Storage Conditions | Store in a cool, dry place. Keep away from heat, sparks, and open flames. Store in a tightly closed container. Keep away from oxidizing agents, acids, and food additives. |
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