Réaction de Barbier — La réaction de Barbier est une réaction organique entre un halogénure d alkyle et un groupe carbonyle comme attracteur électrophile, en présence de magnésium ou aluminium ou zinc ou indium ou étain ou leurs sels. Cette réaction produit des… … Wikipédia en Français
regioselective — adjective Of a chemical reaction in which the production of one structural isomer is favoured over all others Syn: regiospecific … Wiktionary
Nazarov cyclization reaction — The Nazarov cyclization reaction (often referred to as simply the Nazarov cyclization) is a chemical reaction used in organic chemistry for the synthesis of cyclopentenones. The reaction is typically divided into classical and modern variants,… … Wikipedia
On water reaction — On water reactions are a group of organic reactions that take place as an emulsion in water and that exhibit an unusual reaction rate acceleration compared to the same reaction in an organic solvent or compared to the corresponding dry media… … Wikipedia
Povarov reaction — [ frame|Scheme 3 Four component Povarov reaction. In order to clarify the role of the lewis acid, a solid scandium nitrogen bond is drawn. Reaction conditions 2 days in acetonitrile at room temperature] The Povarov reaction is a chemical reaction … Wikipedia
Barbier reaction — The Barbier reaction is an organic reaction between an alkyl halide and a carbonyl group as an electrophilic substrate in the presence of aluminium, zinc, indium, tin or its salts. The reaction product is a secondary or tertiary alcohol. The… … Wikipedia
Oxymercuration reaction — Oxymercuration reduction [1] The oxymercuration reaction is an electrophilic addition organic reaction that transforms an alkene into a neutral alcohol. In oxymercuration, the alkene reacts with mercuric acetate (AcO Hg OAc) in aqueous solution… … Wikipedia
Minisci reaction — The Minisci Reaction is a named reaction in organic chemistry. It is a radical substitution to an aromatic compound, in particular to a heteroaromatic base, that introduces an alkyl group. The reaction was published about in 1971 by F.… … Wikipedia
vietinė atrankioji reakcija — statusas T sritis chemija apibrėžtis Reakcija, kurios metu reagentas jungiasi prie vieno iš kelių reaktingų molekulės centrų. atitikmenys: angl. regioselective reaction rus. региоселективная реакция ryšiai: sinonimas – atrankioji vietinė reakcija … Chemijos terminų aiškinamasis žodynas
региоселективная реакция — vietinė atrankioji reakcija statusas T sritis chemija apibrėžtis Reakcija, kurios metu reagentas jungiasi prie vieno iš kelių reaktingų molekulės centrų. atitikmenys: angl. regioselective reaction rus. региоселективная реакция ryšiai: sinonimas – … Chemijos terminų aiškinamasis žodynas
