TRICYCLIC SPIROCYCLE DERIVATIVES AND METHODS OF USE
申请人:McCormick Kevin D.
公开号:US20110166124A1
公开(公告)日:2011-07-07
The present invention relates to novel Tricyclic Spirocycle Derivatives, pharmaceutical compositions comprising the Tricyclic Spirocycle Derivatives and the use of these compounds for treating or preventing allergy, an allergy-induced airway response, congestion, a cardiovascular disease, an inflammatory disease, a gastrointestinal disorder, a neurological disorder, a metabolic disorder, obesity or an obesity-related disorder, diabetes, a diabetic complication, impaired glucose tolerance or aired fasting glucose.
Disclosed is a substance having an antagonistic effect on the binding of histamine to a histamine H3 receptor or an inhibitory effect on the activity which a histamine H3 receptor constantly exhibits. A compound represented by the formula (I) or a pharmaceutically acceptable salt thereof; (I)
wherein R1 represents a phenyl group which may be substituted or the like and R2 represents a cyano group which may be substituted or the like, or R1 and R2 together form an aliphatic heterocylic ring which may be substituted; R3 represents a group represented by the formula (II-1) below;
and all of X1 to X4 represent a carbon atom or the like: (II-1) where R4 and R5 represent a lower alkyl group or the like; and m1 represents an integer of 2 to 4.
Reactions selectives des organonagnesiens avec les lactols et les lactones. Synthese des diols primaires-secondaires
作者:P. Canonne、J. Plamondon、M. Akssira
DOI:10.1016/s0040-4020(88)90027-0
日期:1988.1
A new ring enlargement reaction of γ-lactones to seven-membered cyclic ethers via intramolecular endo-mode cyclisation of the ω-hydroxy allenyl ketone intermediates in situ
作者:Yoshimitsu Nagao、Ill-Yun Jeong、Woo Song Lee、Shigeki Sano
DOI:10.1039/cc9960000019
日期:——
Phthalides 1a-f were treated with prop-2-ynylmagnesium bromide followed by treatment with 20% HCl in one pot to give the corresponding seven-membered cyclic ethers, benzoxepins 4a-f.
Reactions stereoselectives des alkylmagnesiens secondaires avec les anhydrides et lactones rigides