N-methylmorpholine is a compound with the chemical formula C5H11NO. It is a colorless liquid with an ammonia-like odor. It is a cyclic tertiary amine. It is used as a base catalyst for polyurethane formation and other reactions. From the reaction of methylamine and diethylene glycol, N-formylmorpholine hydrogenolysis derived. It is the precursor of N-methylmorpholine N-oxide, a commercially important oxidizing agent.

The following are some properties of n-methylmorpholine:

Molecular formula: C5H11NO

Molecular weight: 101.1469 g/mol

Density: 0.917 g/mL (20 °C)

Melting point: -13℃

Boiling point: 154°C

Flash point: 75°C

Solubility in water: 20 g/L (20 °C)

In ethanol Solubility: 100 g/L (20 °C)

N-Methylmorpholine is a moderately toxic compound. It is a skin and eye irritant. It can also be harmful if swallowed or inhaled.

If you come into contact with n-methylmorpholine, you should wash it off immediately your skin and eyes. If you swallow n-methylmorpholine, you should drink plenty of water and call a poison control center. If you inhale n-methylmorpholine, you should remove to fresh air and call a Poison Control Center.

N-methylmorpholine is a flammable compound. It should be stored in a cool and dry place, away from heat and ignition sources.

It is a heterocyclic tertiary amine with the properties of ether and amine, and is widely used in pesticide compounds such as insecticides, fungicides, and plant growth regulators Synthesis, also used in the synthesis of fine chemical products such as surfactants, lubricating oil coolants, metal antirust agents, and fiber treatment agents. Its chemical formula is C5H11NO, a colorless liquid with an ammonia smell, sensitive to air; miscible with water, ethanol, benzene and ether; flammable, corrosive, slightly toxic, and irritating odor, inhaling steam is harmful to the skin Irritant to mucous membrane, LD50 1970mg/kg.