propionaten.

Brit.

/ˈprəʊpɪəneɪt/, U.S.

/ˈproʊpiəˌneɪt/

Origin: Formed within English, by derivation; perhaps modelled on a French lexical item. Etymons: propio- comb. form, -ate suffix⁴.

Etymology: < propio- comb. form + -ate suffix⁴, perhaps after French propionate (1854 or earlier). Compare earlier propionic acid n. at propionic adj. 1a, propylate n.

Chemistry.

A salt or ester, or the anion, of propionic acid. Also called propanoate, propylate.

ΚΠ

1856 Philos. Trans. (Royal Soc.) 146 464 Conversion of the nitrile into propionate of potassium.

1946 G. H. Seward Sex & Social Order xiv. 226 A forty-two-year-old man whose testes had deteriorated..showed marked improvement in strength and libido after only one week's administration of testosterone propionate.

1955 B. C. L. Kemp Elem. Org. Chem. (new ed.) ii. 27 Ethane..can be obtained by heating sodium propionate with soda-lime.

1992 C. A. Smith & E. J. Wood Biosynthesis iii. 61 Propionate (CH₃CH₃COO⁻) can be metabolized via propionyl CoA to oxaloacetate and is therefore a potential substrate for gluconeogenesis.

This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	propionate
释义	propionaten. Brit. /ˈprəʊpɪəneɪt/, U.S. /ˈproʊpiəˌneɪt/ Origin: Formed within English, by derivation; perhaps modelled on a French lexical item. Etymons: propio- comb. form, -ate suffix⁴. Etymology: < propio- comb. form + -ate suffix⁴, perhaps after French propionate (1854 or earlier). Compare earlier propionic acid n. at propionic adj. 1a, propylate n. Chemistry. A salt or ester, or the anion, of propionic acid. Also called propanoate, propylate. ΚΠ 1856 Philos. Trans. (Royal Soc.) 146 464 Conversion of the nitrile into propionate of potassium. 1946 G. H. Seward Sex & Social Order xiv. 226 A forty-two-year-old man whose testes had deteriorated..showed marked improvement in strength and libido after only one week's administration of testosterone propionate. 1955 B. C. L. Kemp Elem. Org. Chem. (new ed.) ii. 27 Ethane..can be obtained by heating sodium propionate with soda-lime. 1992 C. A. Smith & E. J. Wood Biosynthesis iii. 61 Propionate (CH₃CH₃COO⁻) can be metabolized via propionyl CoA to oxaloacetate and is therefore a potential substrate for gluconeogenesis. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < n.1856
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