
Tetrahedron Letters p. 5603 - 5606 (1983)
Update date:2022-08-05
Topics:
Wieland
Kalvoda
11α-Formyl-methyl derivative 5 of prednisolone has been reductively cyclized to give the versatile pentacyclic intermediates 7 and 9 of novel 1,11α-ethano-bridged corticosteroid analogues.
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Doi:10.1016/j.jfluchem.2005.07.011
(2005)Doi:10.1021/acs.orglett.7b02807
(2017)Doi:10.1016/S0040-4039(01)80018-6
(1984)Doi:10.1021/jm00377a012
(1984)Doi:10.1021/acs.orglett.6b01970
(2016)Doi:10.1039/b601412g
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