oxazolonen.

Brit.

/ɒkˈseɪzələʊn/,

/ɒkˈsazələʊn/, U.S.

/ɑkˈsæzəloʊn/

Origin: Formed within English, by derivation. Etymons: oxazole n., -one suffix.

Etymology: < oxazole n. + -one suffix.

Chemistry.

Any of a class of compounds resembling oxazoles but with the CH:CH part of the oxazole ring replaced by CO·CH₂; spec. the parent compound C₃H₃NO₂.

ΘΚΠ

the world > matter > chemistry > organic chemistry > organic compounds > [noun] > other organic compounds

xanthide1823

idrialin1838

barégin1863

violantin1866

biguanide1881

turmerol1890

tetrazole1892

oxazolone1899

indanthrene1901

silicone1906

platinum blue1908

hydroxycitronellal1929

haloform1931

octamethylcyclotetrasiloxane1946

organo-siloxane1946

chlorofluorocarbon1947

permethrin1975

CFC1976

1899 F. R. Japp & A. Findlay in Jrnl. Chem. Soc. 75 i. 1027 It occurred to us that, by substituting an α-hydroxy-acid for the α-keto-alcohol in the foregoing reaction, it might be possible to prepare oxazolones (ketodihydro-oxazoles).

1947 Sci. News 4 70 The synthesis of penicillin G starts with a benzyl oxazolone and with penicillamine, and attempts to recombine them.

1968 R. O. C. Norman Princ. Org. Synthesis xviii. 604 The oxazolones or azlactones, prepared by the dehydration of N-acyl-α-amino-acids, are employed in Erlenmeyer's synthesis of α-amino-acids.

1998 New Scientist 29 Aug. 4/3 This led to a 69 per cent reduction in the animal's immune response to the chemical oxazolone, which causes inflammation.

This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022).

单词	oxazolone
释义	oxazolonen. Brit. /ɒkˈseɪzələʊn/, /ɒkˈsazələʊn/, U.S. /ɑkˈsæzəloʊn/ Origin: Formed within English, by derivation. Etymons: oxazole n., -one suffix. Etymology: < oxazole n. + -one suffix. Chemistry. Any of a class of compounds resembling oxazoles but with the CH:CH part of the oxazole ring replaced by CO·CH₂; spec. the parent compound C₃H₃NO₂. ΘΚΠ the world > matter > chemistry > organic chemistry > organic compounds > [noun] > other organic compounds xanthide1823 idrialin1838 barégin1863 violantin1866 biguanide1881 turmerol1890 tetrazole1892 oxazolone1899 indanthrene1901 silicone1906 platinum blue1908 hydroxycitronellal1929 haloform1931 octamethylcyclotetrasiloxane1946 organo-siloxane1946 chlorofluorocarbon1947 permethrin1975 CFC1976 1899 F. R. Japp & A. Findlay in Jrnl. Chem. Soc. 75 i. 1027 It occurred to us that, by substituting an α-hydroxy-acid for the α-keto-alcohol in the foregoing reaction, it might be possible to prepare oxazolones (ketodihydro-oxazoles). 1947 Sci. News 4 70 The synthesis of penicillin G starts with a benzyl oxazolone and with penicillamine, and attempts to recombine them. 1968 R. O. C. Norman Princ. Org. Synthesis xviii. 604 The oxazolones or azlactones, prepared by the dehydration of N-acyl-α-amino-acids, are employed in Erlenmeyer's synthesis of α-amino-acids. 1998 New Scientist 29 Aug. 4/3 This led to a 69 per cent reduction in the animal's immune response to the chemical oxazolone, which causes inflammation. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022). < n.1899
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