A general and efficient method for the direct alkynylation of unactivatedC(sp3)-H bondsunder metal-free condition is described. The reaction smoothly performs undermildconditions and shows excellent functional-group tolerance....
Visible light promoted coupling of alkynyl bromides and Hantzsch esters for the synthesis of internal alkynes
作者:Zhi-Yong Song、Chun-Lin Zhang、Song Ye
DOI:10.1039/c8ob02912a
日期:——
A metal-free visible light promoted C(sp3)–C(sp) coupling reaction of alkynyl bromides and Hantzsch esters was developed, giving internal alkynes with primary, secondary, tertiary alkyl or other functional groups in good to high yields.
Hydroxy, alkoxy and acyloxy ethynylbenzene compounds and their derivatives which are useful for the treatment for the relief of inflammation, pain and fever.
羟基、烷氧基和酰氧基乙炔基苯化合物及其衍生物,用于治疗缓解炎症、疼痛和发热。
Ethynylbenzene compounds and derivatives thereof to treat pain, fever
申请人:William H. Rorer, Inc.
公开号:US04171373A1
公开(公告)日:1979-10-16
The method of treating patients by administering an effective amount of a mercapto, lower acyl thio or lower alkyl thio substituted ethynylbenzene compound, and the pharmaceutical preparation thereof.
通过给患者施用有效量的巯基、低酰基硫或低烷基硫取代的乙炔基苯化合物治疗患者的方法,以及其制药制剂。
Ethynylbenzene compounds and derivatives thereof to treat inflammation,
申请人:William H. Rorer, Inc.
公开号:US04168320A1
公开(公告)日:1979-09-18
Novel ethynylbenzene compounds and derivaties are described. Their use in the treatment of inflammation is also disclosed.