Nuclear analogs of .beta.-lactam antibiotics. 1. The total synthesis of a 7-oxo-1,3-diazabicyclo[3.2.0]heptane-2-carboxylic acid via a versatile monocyclic .beta.-lactam intermediate
1977 ◽
Vol 99
(7)
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pp. 2352-2353
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1978 ◽
Vol 21
(5)
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pp. 413-415
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1974 ◽
Vol 39
(4)
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pp. 437-440
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1979 ◽
Vol 101
(21)
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pp. 6296-6301
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1974 ◽
Vol 96
(24)
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pp. 7584-7585
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