methylamine

American  

[meth-uh-luh-meen, -uhl-am-in] / ˌmɛθ ə ləˈmin, -əlˈæm ɪn /

noun

Chemistry.

1. any of three derivatives of ammonia in which one or all of the hydrogen atoms are replaced by methyl groups, especially a gas, CH 5 N, with an ammonialike odor, the simplest alkyl derivative of ammonia and, like the latter, forming a series of salts.

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methylamine British  

/ miːˈθaɪləˌmiːn /

noun

1. a colourless flammable water-soluble gas, used in the manufacture of herbicides, dyes, and drugs. Formula: CH 3 NH 2

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methylamine Scientific  

/ mĕth′ə-lə-mēn′,-lăm′ēn,mə-thĭl′ə-mēn′ /

1. A toxic, flammable gas produced naturally by the decomposition of organic matter and also made synthetically. It is used as a solvent and in the manufacture of many products, such as dyes and insecticides. Chemical formula: CH ₅ N.

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Etymology

Origin of methylamine

First recorded in 1840–50; methyl- + amine

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Example Sentences

See Examples For:

methylamine

CH3CH3 and CH3NH2 are similar in size and mass, but methylamine possesses an −NH group and therefore may exhibit hydrogen bonding.

From Textbooks ● Feb. 14, 2019

“Buyout” takes steps toward each of these “how” questions, setting up another situation in which Walt seeks to finesse a problem—”Everybody wins”—by getting Mike and Jesse their payday while keeping his methylamine.

From Time ● Aug. 20, 2012

My money’s on Houston, which is something of a chemical industry hub; one of the legitimate uses of methylamine is making methylpyrrolidone, which is used in hydrocarbon extraction and processing.

From Slate ● Aug. 6, 2012

Wikipedia tells me that the legitimate uses for methylamine include making ephedrine, a kind of asthma drug called theophylline, a couple of pesticides, and perhaps most intriguingly, some photo development chemicals.

From Slate ● Jul. 30, 2012

The gases disengaged during the operation pass into a cooler, where they condense into a liquid which contains ammonia and methylamine.

From Scientific American Supplement, No. 514, November 7, 1885 by Various

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