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Titlebook: Advanced Organic Chemistry; Part B: Reactions an Francis A. Carey,Richard J. Sundberg Book 19903rd edition Springer Science+Business Media

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21#
發(fā)表于 2025-3-25 07:17:04 | 只看該作者
Dirk Lanzerath,Ulrich Schurr,Mandy Stakeon-carbon bond-forming processes involve reaction between a nucleophilic carbon and an electrophilic one. The emphasis in this chapter is on . and ., two of the most useful kinds of carbon nucleophiles, and on their reactions with ..
22#
發(fā)表于 2025-3-25 09:23:04 | 只看該作者
23#
發(fā)表于 2025-3-25 11:53:41 | 只看該作者
24#
發(fā)表于 2025-3-25 18:47:36 | 只看該作者
https://doi.org/10.1007/978-981-97-1837-5is restricted to reactions that proceed through polar intermediates or transition states. Several other classes of addition reactions are also of importance, and these are discussed elsewhere. Nucleophilic additions to electrophilic alkenes were covered in Chapter 1, and cycloadditions involving con
25#
發(fā)表于 2025-3-25 23:58:31 | 只看該作者
Vinod Kumar Garg,Navish Katariandered alkenes, this reaction usually proceeds rapidly and cleanly. The most common catalysts are various forms of transition metals, particularly platinum, palladium, rhodium, ruthenium, and nickel. Both the metals, as finely dispersed solids or adsorbed on inert supports such as carbon or alumina,
26#
發(fā)表于 2025-3-26 01:31:53 | 只看該作者
https://doi.org/10.1007/978-981-97-1837-5banion alkylations, nucleophilic additions to carbonyl groups, and electrophilic additions to alkenes are all examples of such reactions. The reactions to be examined in the present chapter, on the other hand, occur by a reorganization of valence electrons through activated complexes that are not mu
27#
發(fā)表于 2025-3-26 06:44:26 | 只看該作者
28#
發(fā)表于 2025-3-26 10:59:05 | 只看該作者
https://doi.org/10.1007/978-981-13-9431-7nsition metals have also become very important. In this chapter, we will discuss the reactions of transition metal compounds and intermediates that are important in the repertoire of synthetic organic chemistry. In contrast to the reactions involving lithium and magnesium, where the reagents are use
29#
發(fā)表于 2025-3-26 12:47:21 | 只看該作者
Petra Schneider,Andreas Meyer,Kay Platse elements are at the boundary of the metals and nonmetals, with boron being the most electronegative and tin the least electronegative of the three. The neutral alkyl derivatives of boron have the formula R.B, whereas those of silicon and tin have the formulas R.Si and R.Sn. These compounds are re
30#
發(fā)表于 2025-3-26 19:45:03 | 只看該作者
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