ChemInform Abstract: Synthetic Studies on Optically Active β-Lactams. Part 2. Asymmetric Synthesis of β-Lactams by (2 + 2)Cyclocondensation Using Heterocyclic Compounds Derived from L-(+)-Tartaric Acid, (S)- or (R)-Glutamic Acid, and (S)-Serine as Chiral
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1990 ◽
Vol 38
(6)
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pp. 1601-1608
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1976 ◽
Vol 17
(29)
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pp. 2557-2560
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1976 ◽
Vol 17
(29)
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pp. 2561-2564
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2008 ◽
Vol 80
(4)
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pp. 763-776
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