Titlebook: Stereoselective Heterocyclic Synthesis; Peter Metz Book 1997 Springer-Verlag Berlin Heidelberg 1997 acetylene.cyclic compound.heterocyclic

同谋

,-sulfonyl imines — Useful synthons in stereoselective organic synthesis,y of these compounds is presented here with particular emphasis on their applications in stereoselective processes. Methods for preparing .-sulfonyl imines are outlined, along with a survey of their uses in a wide range of addition, pericyclic and cycloaddition reactions.

Emasculate

Book 1997 is surveyed in depth by leading researchers in this field. Due to the high quality and up-to-date coverage of each chapter, this volume provides a valuable overview of the different aspects discussed and will at the same time be highly inspiring for the expert synthetic organic chemist as well as the non-specialist reader.

要控制

but may also be members of different cultures or sub-cultures (van den Berghe 1994: 8). Ethnicity permeates many aspects of tourism, not least because the tourism industry regards ethnicity as a resource. The marketing of ethnic tourism, according to Smith, involves the ‘quaint customs of indigenous

AGONY

Pauline Chiu,Mark Lautensultures in the world that human life is to be valued, and that it is not to be ended deliberately. Christian belief involves statements as to the sanctity of human life, and some secular philosophies are described as ‘humanism’. Such beliefs generally do not go so far as to suggest that killing anot

蚀刻术

独裁政府

Albert W. M. Lee,W. H. Chansexual body. Lawrence’s advocacy of the ‘blood’, which he expressed early and often, was a reaction to what he saw as an overem- phasis on the mind and the intellect. (He also expressed this situation as the overbalance of the sensual by the spiritual, or emotion by reason, or nature by industrializ

Cytokines

严重伤害

粗糙

大沟