On reactions of steroidal 23-oxo and 23,24-epoxysapogenins with Lewis acids

A semi-empirical method of absorption correction

A.C.T. North, D. C. Phillips, F. Scott Mathews · Acta Crystallographica Section A · 1968 · 7.5K citations

Natural Sciences, Materials Science, Crystal Structure +13

Antineoplastic agents. 147. Isolation and structure of the powerful cell growth inhibitor cephalostatin 1

George R. Pettit, Masuo Inoue, Yoshiaki Kamano et al. · Journal of the American Chemical Society · 1988 · 182 citations

Medicine, Medicinal Chemistry, Pharmacology +10

The derivation of non-merohedral twin laws during refinement by analysis of poorly fitting intensity data and the refinement of non-merohedrally twinned crystal structures in the program<i>CRYSTALS</i>

Richard I. Cooper, Robert O. Gould, Simon Parsons et al. · Journal of Applied Crystallography · 2002 · 178 citations

Natural Sciences, Physics, Condensed Matter Physics +16

Interphylal Product Splicing:  The First Total Syntheses of Cephalostatin 1, the North Hemisphere of Ritterazine G, and the Highly Active Hybrid Analogue, Ritterostatin G_N1_N¹

Thomas Lacour, Chuangxing Guo, Sudhakar Bhandaru et al. · Journal of the American Chemical Society · 1998 · 110 citations

Medicine, Medicinal Chemistry, Pharmacology +6

Sterols. LXXXVIII. Pregnanediols from Sarsasapogenin

Russell E. Marker, Ewald Rohrmann · Journal of the American Chemical Society · 1940 · 62 citations

Pharmacy, Pharmacology, Drug Discovery +5