Dodecyl dimethyl tertiary amine CAS 112-18-5 is an intermediate of quaternary ammonium salt cationic surfactants. Can be mixed with ethylene oxide; Dimethyl sulfate; Diethyl sulfate; Chloromethane; Reactions such as benzyl chloride generate different quaternary ammonium salt cations; Alkyl betaine zwitterionic surfactant can be obtained by reacting with sodium chloroacetate; Reacting with hydrogen peroxide can yield amine oxide products.

Chinese name: dodecyl dimethyl tertiary amine

Foreign name: N, N-dimethyldecylamine

Nicknames: 12 tertiary amine, dodecyl tertiary amine, N, N-dimethyldodecylamine; Dodecyl/tetradecyl dimethyl tertiary amine

Chemical formula: C14H31N

Molecular weight: 213.4

Melting point: − 20 ° C

Boiling point: 80-82 ° C0.1mm Hg (lit.)

Water solubility: insoluble in water, easily soluble in organic solvents

Density: 0.787g/mL

Appearance: Colorless transparent liquid

Flash point:>230 ° F

CAS: 112-18-5

Physical and chemical properties

Appearance: Colorless liquid

Melting point: -20 ℃

Boiling point: 247 ℃, 110-112 ℃ (0.4kPa)

Relative density: 0.787, refractive index: 1.4375

Solubility: easily soluble in alcohols, insoluble in water

Main purpose

This product is an intermediate of quaternary ammonium salt cationic surfactants. It can react with ethylene oxide, dimethyl sulfate, diethyl sulfate, chloromethane, chlorobenzyl chloride, etc. to generate different quaternary ammonium salt cations; Alkyl betaine zwitterionic surfactant can be obtained by reacting with sodium chloroacetate; Reacting with hydrogen peroxide can yield amine oxide products.

Used as an important intermediate for synthesizing vitamin E

Used for preparing fiber detergents, fabric softeners, asphalt emulsifiers, dye oil additives, metal rust inhibitors, anti-static agents, etc.

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