SCHEDULED MAINTENANCE
Some of the spectral properties characteristic of the 5β-hydroxy-ecdysones are described and the structure of ponasterone C has been revised to (V); ponasterone B (I) is the only ecdysone having 2α,3α-dihydroxy-groups.
M. Koreeda and K. Nakanishi, J. Chem. Soc. D, 1970, 351 DOI: 10.1039/C29700000351
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