Morpholine
Properties:
Molecular formula: C4H9NO
Molecular weight: 87.12
CAS No. 110-91-8
EINECS No.: 203-815-1
Density: 0.994
Melting point: -5 ºc
Boiling point: 129 ºc
Refractive index: 1.453-1.455
Flash Point: 38 ºc
Water solubility: miscible
Appearance: morpholine is a colourless liquid with an irritating odour.
Solubility: morpholine can be dissolved in water and a variety of organic solvents.
Stability: morpholine is relatively stable, not easy to irreversible reaction at room temperature.
Uses:
Solvent: Morpholine is a polar solvent, often used in organic synthesis and analytical chemistry to dissolve a variety of organic compounds.
Flame retardant: Morpholine can be used as a flame retardant for certain plastics and paints to improve their fire resistance.
Cleaning agent: Morpholine can be used as a cleaning agent for removing grease and stains, etc.
Preparation method:
Butanol oxidation method: butanol is reacted with oxygen in the presence of a catalyst to produce morpholine.
Ammonia and butyraldehyde reaction method: ammonia and butyraldehyde will be reacted under appropriate conditions to produce morpholine.
Olefin addition method: react olefinic compounds with ammonia in the presence of a catalyst to form morpholine.
Safety Information:
Morpholine has an irritating odour and may cause respiratory irritation with prolonged exposure.
Morpholine may be a health hazard if swallowed or inhaled and contact with skin and eyes should be avoided.
Appropriate personal protective measures such as gloves, goggles and masks should be taken when using morpholine and good ventilation should be maintained.