Process for preparing saponin compounds
作者： Zhendong Jin , Wensheng Yu
DOI:
关键词:
摘要: A process for preparing compounds of formula (1): including the convergent steps as defined in specification, and wherein R groups have any values specification. The invention also provides processes intermediates useful (1).
google.de 参考文章(26)
Gianfranco Patri, Roberto Pozzi, Ezio Bombardelli, Complexes of glycerrhetinic acid with phospholipids and pharmaceutical and cosmetic compositions containing them ,(1991)
Noboru Yata, Osamu Tanaka, Promotion of absorption of drugs administered through the alimentary system ,(1982)
Gianfranco Patri, Roberto Pozzi, Ezio Bombardelli, Complexes of saponins and their aglycons with phospholipids and pharmaceutical and cosmetic compositions containing them ,(1991)
Therese K. Schmalbach, Richard F. Borch, Treatment of damaged bone marrow and dosage units therefor ,(1989)
Jacek W Morzycki, Agnieszka Gryszkiewicz, Izabella Jastrzębska, None, Some reactions of 16α,17α-oxido-steroids: a study related to the synthesis of the potent anti-tumor Saponin OSW-1 aglycone Tetrahedron Letters. ,vol. 41, pp. 3751- 3754 ,(2000) , 10.1016/S0040-4039(00)00484-6
Zi-Hua Jiang, Richard R. Schmidt, Glycosyl Imidates, 56. Synthesis of the Hexasaccharide Moiety of Pectinioside E Liebigs Annalen der Chemie. ,vol. 1992, pp. 975- 982 ,(1992) , 10.1002/JLAC.1992199201160
Wensheng Yu, Zhendong Jin, A facile generation of enolates from silyl enol ethers by potassium ethoxide Tetrahedron Letters. ,vol. 42, pp. 369- 372 ,(2001) , 10.1016/S0040-4039(00)01970-5
Norman R. Schmuff, Barry M. Trost, Organocuprate-mediated methods for the stereospecific introduction of steroid side chains at C-20 The Journal of Organic Chemistry. ,vol. 48, pp. 1404- 1412 ,(1983) , 10.1021/JO00157A002
Yoshihiro Mimaki, Minpei Kuroda, Aiko Kameyama, Yutaka Sashida, Toshihiko Hirano, Kitaro Oka, Rhuji Maekawa, Toru Wada, Kenji Sugita, John A. Beutler, Cholestane glycosides with potent cytostatic activities on various tumor cells from Ornithogalum saundersiae bulbs Bioorganic & Medicinal Chemistry Letters. ,vol. 7, pp. 633- 636 ,(1997) , 10.1016/S0960-894X(97)00071-1
Satoshi Kubo, Yoshihiro Mimaki, Miki Terao, Yutaka Sashida, Tamotsu Nikaido, Taichi Ohmoto, Acylated cholestane glycosides from the bulbs of Ornithogalum saundersiae Phytochemistry. ,vol. 31, pp. 3969- 3973 ,(1992) , 10.1016/S0031-9422(00)97565-4