Synthesis, Crystal Structure and Spectroscopic Properties of 1,2-Benzothiazine Derivatives： An Exp

• 作 者: MUHAMMAD Nadeem Arshad TARIQ M
• 机 构: ChemistryDepartment,CentreofExcellenceforAdvancedMaterialsResearch（CEAMR）,DepartmentofChemistry,IRCB
• 出 处: 结构化学
• 发表日期: 2015年1期
• 关键词: 密度泛函理论 苯并噻嗪 实验数据 光谱性质 晶体结构 衍生物 合成 X-射线衍射分析 1 2-benzothiazine B3LYP/6-31＋G （d）
• 基金项目: This project was funded by the Saudi Basic Industries Corporation （SABIC） and the Deanship of Scientific Research （DSR）, King Abdulaziz University, Jeddah, under grant no. （MS/15/396/1434） The authors

1,2-Benzothiazine derivatives methyl 3-methoxy-4-oxo-3,4-dihydro-2H-benzo[e] [1,2]thiazine-3-carboxylate 1,1-dioxide(1) and methyl 2-ethyl-3-hydroxy-4-oxo-3,4-dihydro-2Hbenzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide(2) were synthesized, and characterized