苯溴环烷杂质5 、 2,3-dihydro-1H-naphth[2,1-b][1,4]oxazine 以
乙酸乙酯 为溶剂,
反应 16.0h,
以to give the title compound (298.8 mg) as black blue crystals的产率得到(3,5-dibromo-4-hydroxyphenyl)-(2,3-dihydronaphtho[2,1-b][1,4]oxazin-1-yl)-methanone
参考文献:
名称:
Pharmaceutical Compositions Comprising Nitrogen-Containing Fused Ring Coumpounds
Nitrogen-containing fused ring compounds and use thereof
申请人:Hirata Kazuyuki
公开号:US20070010670A1
公开(公告)日:2007-01-11
A URAT1 activity inhibitor containing a nitrogen-containing fused ring compound represented by the following formula [1]:
wherein each symbol is as defined in the description. The present invention is useful for the prophylaxis or treatment of pathology showing involvement of uric acid, such as hyperuricemia, gouty tophus, acute gouty arthritis, chronic gouty arthritis, gouty kidney, urolithiasis, renal function disorder, coronary artery disease, ischemic heart disease and the like.
Pharmaceutical Compositions Comprising Nitrogen-Containing Fused Ring Coumpounds
申请人:Miki Kazuki
公开号:US20080305169A1
公开(公告)日:2008-12-11
[Problems] The present invention provides pharmaceutical composition which is effective for the prophylaxis or treatment of pathology showing involvement of uric acid (hyperuricemia, gouty tophus, acute gout arthritis, chronic gout arthritis, gouty kidney, urolithiasis, renal function disorder, coronary arterial disease, ischemic heart disease and the like) and the like, and is superior in the time-course stability and dissolution property (disintegration property).
[Solving Means] The pharmaceutical composition of the present invention is a pharmaceutical composition comprising a nitrogen-containing fused ring compound represented by the following formula [1] or a pharmaceutically acceptable salt thereof, and one or more pharmaceutically acceptable additives, wherein the nitrogen-containing fused ring compound or a pharmaceutically acceptable salt thereof is not in contact with a basic additive:
wherein each symbol is as described in the specification.
NITROGEN-CONTAINING FUSED RING COMPOUND AND USE THEREOF
申请人:Japan Tobacco, Inc.
公开号:EP1820515A1
公开(公告)日:2007-08-22
A URAT1 activity inhibitor containing a nitrogen-containing fused ring compound represented by the following formula [1]:
wherein each symbol is as defined in the description. The present invention is useful for the prophylaxis or treatment of pathology showing involvement of uric acid, such as hyperuricemia, gouty tophus, acute gouty arthritis, chronic gouty arthritis, gouty kidney, urolithiasis, renal function disorder, coronary artery disease, ischemic heart disease and the like.
Clemo; Perkin, Journal of the Chemical Society, 1922, vol. 121, p. 647
作者:Clemo、Perkin
DOI:——
日期:——
Production Method of Nitrogen-Containing Fused Ring Compounds
申请人:Hirata Kazuyuki
公开号:US20080064871A1
公开(公告)日:2008-03-13
[Problems] The present invention provides a superior production method and a superior purification method of compounds effective for the treatment or prophylaxis of pathology showing involvement of uric acid, such as hyperuricemia, gouty tophus, acute gouty arthritis, chronic gouty arthritis, gouty kidney, urolithiasis, renal function disorder, coronary artery disease, ischemic heart disease and the like.
[Means] A compound represented by the following formula [2] or a pharmaceutically acceptable salt thereof can be produced by reacting a compound represented by the following formula [3] or a salt thereof with a compound represented by the following formula [4], a salt thereof or a reactive derivative thereof. Moreover, crystallization of a compound represented by the formula [2] can be performed with industrially superior workability, and high quality crystals of a compound represented by the formula [2] can be obtained.
wherein each symbol is as defined in the description.