PARAFLUOROBENZOIC ACID
Chemical properties:
- CAS number: 98-98-6
- Molecular weight: 152.11 g/mol
- Melting point: 178-180 °C
- Boiling point: 282-284 °C
- Density: 1.53 g/cm3
- Solubility: Insoluble in water, soluble in alcohol and ether
- Appearance: White crystalline powder
- Chemical formula: C7H5FO2
Parafluorobenzoic acid is a fluorinated benzoic acid derivative, where the hydrogen atom on the para position of the benzene ring is substituted with a fluorine atom. It is a white crystalline powder that is sparingly soluble in water, but soluble in most organic solvents such as alcohol and ether. It has a molecular weight of 152.11 g/mol, a melting point of 178-180 °C, and a boiling point of 282-284 °C. It has a density of 1.53 g/cm3.
Applications:
-
Parafluorobenzoic acid is used in a wide range of applications, including:
-
Pharmaceuticals: It is used as a building block in the synthesis of various
pharmaceuticals such as anti-inflammatory drugs,
anticancer agents, and antibiotics. - Agrochemicals: It is used as a starting material in the synthesis of various agrochemicals such as herbicides, insecticides, and fungicides.
- Dyes and pigments: It is used as an intermediate in the production of dyes
and pigments, including fluorescent dyes used in
microscopy and imaging. - Liquid crystals: It is used as a starting material for the preparation of fluorinated benzoic acid derivatives which have interesting properties for liquid crystals, which have applications in displays and optical devices.
- Surface chemistry: It is used in surface chemistry research, such as in the modification of surfaces of polymers, metals, and ceramics.
- Biological applications: It is used in the synthesis of molecules for biological applications, such as inhibitors for enzyme reactions and labelling molecules for bioimaging.
Safety, Handling, and Transport Information:
Parafluorobenzoic acid is a corrosive substance and can cause severe irritation to the skin, eyes, and respiratory tract. It should be handled with care, and proper personal protective equipment (PPE) should be worn, including gloves, goggles, and a lab coat. In case of ingestion or contact with skin or eyes, seek medical attention immediately. It should be stored in a cool, dry, well-ventilated area, away from sources of heat, flame, and incompatible materials. It is not classified as a hazardous material for transport.