Regioselective preparation of saturated spirocyclic and ring-expanded fused pyrazoles

RR Merchant, DM Allwood…

文献索引：Burgert, Wolfgang; Grosse, Michael; Rewicki, Dieter Chemische Berichte, 1982 , vol. 115, # 1 p. 309 - 323

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被引用次数: 14

摘要

... Volume: Page ... the Knorr condensation of a hydrazine derivative with a 1,3-dicarbonyl compound(5-8, 13-45) (Scheme 1a) or an equivalent substrate.(11, 46-50) Alternative procedures involve variations of the 1,3-dipolar cycloaddition (Scheme 1b).(8-10, 51-60 ...