Tag Archives: heterocycle

Heterocycle substituted fulgides photochromic material and its synthesis process

Application Number  00128274 Application Date  2000.12.13 Publication Number  1357594 Publication Date  2002.07.10 Priority Information     International Classification  C09K9/02   Applicant(s) Name  Inst. of Photochemistry, Chinese Academy of Sciences   Address     Inventor(s) Name  Fan Meigong;Wang Congmin;Zhao Lihua   Patent Agency Code  31002 Patent Agent  li bai AbstractThe present invention belongs to the field… Read More »

Method for preparing 5-lipooxygenase inhibitor having changeable heterocycle system

Application Number: 00126408Application Date: 2000.08.30Publication Number: 1286250Publication Date: 2001.03.07Priority Information: 1999/8/31 US 60/151,615International: C07D309/08;C07D405/12Applicant(s) Name: Pfizer Products, Inc.Address: Inventor(s) Name: T. Noris;J.F. Rambert;M.E. NatoPatent Agency Code: 11038Patent Agent: li huayangAbstract The invention describes a intermediate of tetrahydro-4- 3-(4-fluorophenyl)thiophenyl-2H-pyran-4-carboxamide of the formula (2.0.0), as well as its use in a process of preparing 5-lipoxygenase inhibitors of… Read More »

Method for preparing 5-lipooxygenase inhibitor having changeable heterocycle system

Application Number: 00126409Application Date: 2000.08.30Publication Number: 1286251Publication Date: 2001.03.07Priority Information: 1999/8/31 US 60/151,610International: C07D309/08;C07D405/12Applicant(s) Name: Pfizer Products, IncAddress: Inventor(s) Name: T. Noris;M.E. NatoPatent Agency Code: 11038Patent Agent: tang weijieAbstract A process is described for preparing a compound of Formula (1.3.0). Please to see the concrete description in the explain.