(2R, 3S, 22R, 23R)-2,3,22,23-tetrahydroxy-24-ethyl-.beta.-homo-7

Details (2R, 3S, 22R, 23R)-2,3,22,23-tetrahydroxy-24-ethyl-.beta.-homo-7 (2R, 3S, 22R, 23R)-2,3,22,23-tetrahydroxy-24-ethyl-.beta.-homo-7

1998-03-30

2000-07-18

Trinh, Ba K.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31306

Patent

active

060909528

ABSTRACT:
The invention discloses a process for the preparation of a compound, having molecular formula C.sub.29 H.sub.50 O.sub.6 and isomeric structural formulae (2R, 3S, 22R, 23R) -2, 3, 22, 23 -tetrahydroxy-24- ethyl-.beta.-homo-7-oxa -5.alpha.- cholestan-6- one and (2R, 3S, 22S, 23S) -2, 3, 22-23-tetrahydroxy-24- ethyl-.beta.-homo-7-oxa-5.alpha.-cholestan -6- one in a ratio 69:31, both of which are members of a new class of steroidal phytohormones.

REFERENCES:
Nobuo Ikekawa et al., Chem. Pharm. Bull. 1982, 30, 4181-4185.
Kenji Mori et al., Tetrahedron 1982, 38, 2099-2109.
C.W. Shoppe et al., J. Chem. Soc. 1957, 3100-3107.
B.G. Hazra et al.., J. Chem. Soc. Perkin Trans. I, 1994, 1667-1669.

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