4-Aminobiphenyl, also known as 4-aminodiphenyl, is an organic compound with the chemical formula C6H5C6H4NH2. It is a white solid with a faint odor, and is insoluble in water. It is mainly used as an intermediate in the production of dyes and drugs, and has a wide variety of industrial applications.
4-Aminobiphenyl
92-67-1
C6H5C6H4NH2
169.22
Description:
4-Aminobiphenyl is a biphenyl derivative, a compound consisting of two benzene rings linked together through a single bond. 4-Aminobiphenyl is an aromatic amine which contains an amine group (-NH2) attached to an aromatic ring. It has a pKa of 10.3, which means it is a weak base that can be protonated in an aqueous solution.
Chemical Properties:
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Uses:
4-Aminobiphenyl is a common component of dyes and drugs and is also used as an intermediate in synthesizing other compounds. As a component of dyes, it is usually blended with other components to create a particular color. In drugs, 4-aminobiphenyl can be used as an intermediate in producing antihistamines, antiseptics, and analgesics. It can also be used in the production of polymers, resins, adhesives, and other industrial products.
Due to its wide variety of uses, 4-aminobiphenyl can be found in various products, including but not limited to paints and coatings, plastics, rubber, and paper. It is also used as a flame retardant and can be found in various food additives, such as colorants and preservatives.
Chemical name: | 4-Aminobiphenyl |
|---|---|
Cas No: | 92-67-1 |
Molecular Formula: | C6H5C6H4NH2 |
Formula Weight: | 169.22 g/mol |
EINECS: | 202-177-1 |
Melting point | 52-54 °C(lit.) |
Boiling point | 191 °C15 mm Hg(lit.) |
Density | 1.1154 (rough estimate) |
vapor pressure | 6 x 10-5 mmHg at 20–30 °C (quoted, Mercer et al., 1990) |
Refractive index | 1.5785 (estimate) |
Fp | >110°C |
storage temp. | Store below +30°C. |
solubility | Soluble in Dichloromethane, DMSO and Methanol |
form | powder |
Pka | 4.35(at 18℃) |
Water Solubility | 842 mg/L at 20–30 °C (quoted, Mercer et al., 1990) |
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