N-Methyldiethanolamine
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Chinese name |
N-甲基二乙醇胺 |
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English name |
N-Methyldiethanolamine |
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Molecular formula |
CH3-N(CH2CH2OH)2 |
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Synonyms |
MDEA, methyliminodiethanol, N,N-bis(2-hydroxyethyl)methylamine |
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Uses |
Widely used in desulfurization purification emulsifiers of oil gas and coal gas, acid gas absorbents, pH control agents, polyurethane foam catalysts, etc. It can remove carbon dioxide in synthetic ammonia in the presence of activators. In addition, it can also be used as a semi-finished product of insecticides, a emulsifier, a textile auxiliaru, an intermediate of antitumor drug chlormethine hydrochloride, a carbamate coating catalyst, a fiber additive as well as a paint dry-promoter. |
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Properties |
Colorless or dark yellow oily liquid. Freezing point: -21 °C. Boiling point: 247.2 °C. Flash point: 260 °C. Relative density: 1.0377 (20/4 °C). Refractive index nD (20 °C): 1.4678. Miscible with water and alcohol. Slightly soluble in ether. |