ChemInform Abstract: Lewis Acid-Mediated Nucleophilic Substitution Reactions of 2-Alkoxy-3,4-dihydro-2H-1-benzopyrans: Regiochemistry and Utility in the Synthesis of 3,4-Dihydro-2H-1-benzopyran-2-carboxylic Acids

Autor:	Noal Cohen, Louis J. Todaro, A.-M. Chiu, René Borer, Beatrice Schaer, Gabriel Saucy
Rok vydání:	1990
Předmět:	chemistry.chemical_compound chemistry Alkoxy group Nucleophilic substitution Regioselectivity General Medicine Lewis acids and bases Benzopyrans Medicinal chemistry Benzopyran
Zdroj:	ChemInform. 21
ISSN:	0931-7597
DOI:	10.1002/chin.199001191
Popis:	Les substitutions nucleophiles des chromannes du titre avec le [cyano trimethyl] silane sont etudiees. Le catalyseur, TiCl 4 ou SnCl 4 , a une influence sur la regioselectivite des reactions
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_________::68b947b1c13d77ee33c71fbd561ed2ec https://doi.org/10.1002/chin.199001191 Zobrazit plný text záznamu Plný text