يوجد هناك ثلاثة متصاوغات للمركب، أشهرها هو 2-أكسازولين؛ أما المتصاوغان الآخران 3-أكسازولين و 4-أكسازولين فهما أقل شيوعاً؛ رغم ذلك هناك دراسات حول كيفية تحضيرهما.[2][3][4]
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^McManus، Helen A.؛ Guiry, Patrick J. (2004). "Recent Developments in the Application of Oxazoline-Containing Ligands in Asymmetric Catalysis". Chemical Reviews. ج. 104 ع. 9: 4151–4202. DOI:10.1021/cr040642v. PMID:15352789.
^Hargaden، Gráinne C.؛ Guiry, Patrick J. (2009). "Recent Applications of Oxazoline-Containing Ligands in Asymmetric Catalysis". Chemical Reviews. ج. 109 ع. 6: 2505–2550. DOI:10.1021/cr800400z. PMID:19378971.