恶唑烷是由三个碳、氮和氧组成的五元环化合物。氧和NH分别为1和3位。在恶唑烷衍生物中，氧和氮之间总是存在碳(或它是异恶唑烷)。恶唑烷中的所有碳都减少(与恶唑啉和恶唑啉相比)。它们的一些衍生物，恶唑烷二酮被用作抗惊厥剂。
(S)-3-((R)-5-(4-Fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one
(S)-4-Isopropyloxazolidine-2-thione
(S)-4-Benzyloxazolidin-2-one
Methyl 2-oxooxazolidine-4-carboxylate
(4R,5S)-(+)-4-Methyl-5-phenyl-2-oxazolidinone
(R)-4-Phenyl-3-propionyloxazolidin-2-one
(S)-4-Phenyl-3-propionyloxazolidin-2-one
Isoxazolidine hydrochloride
4-Phenyloxazolidin-2-one
(R)-5-(2,2-Dimethyl-4H-benzo[d][1,3]dioxin-6-yl)oxazolidin-2-one
(4S,5R)-5-(3,5-Bis(trifluoromethyl)phenyl)-4-methyloxazolidin-2-one
(R)-3-(4-Bromo-3-fluorophenyl)-5-(hydroxymethyl)oxazolidin-2-one
(S)-4-(4-(5-(Aminomethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
5-Methyloxazolidin-2-one
Tetrahydro-1H-oxazolo[3,4-a]pyrazin-3(5H)-one hydrochloride
5-(Chloromethyl)oxazolidin-2-one
(R)-5-(Chloromethyl)-3-(3-fluoro-4-morpholinophenyl)oxazolidin-2-one
tert-Butyl 6-oxo-5-oxa-2,7-diazaspiro[3.4]octane-2-carboxylate
(3-(tert-Butyl)-2-phenyloxazolidin-5-yl)methanol
(4R,5R)-3-tert-Butyl 4-methyl 2,2,5-trimethyloxazolidine-3,4-dicarboxylate
(4R,5S)-cis-4,5-Diphenyloxazolidin-2-one
(S)-N-((3-(3-fluoro-4-morpholinophenyl)-2-oxooxazolidin-5-yl)methyl)acetamide
5-Phenyloxazolidine-2,4-dione
(S)-Benzyl (4-(2,5-dioxooxazolidin-4-yl)butyl)carbamate
(S)-4-Tert-Butyl-2-oxazolidinone
(S)-1-(4-Fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
(R)-4-Isopropyl-5,5-diphenyloxazolidin-2-one
5-(4-Bromophenyl)oxazolidin-2-one
(S)-tert-Butyl 3-oxotetrahydro-1H-oxazolo[3,4-a]pyrazine-7(3H)-carboxylate
