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

Example Sentences

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

But once Todd knows the secrets of the cook, the only mystery will be where the methylamine is hidden, and Walt doesn’t have Mike’s ability to throw off a tail.

From Slate • Aug. 27, 2012

“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

Good thing she showed up to solve the methylamine supply problem.

From Slate • Jul. 23, 2012

When heated with strong potassium hydrate, it yields methylamine.

From Scientific American Supplement, No. 415, December 15, 1883 by Various