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【结 构 式】 
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【分子编号】27367 【品名】ethyl 2-(6,8-dinitro-2H-1,4-benzoxazin-3-yl)-1-hydrazinecarboxylate 【CA登记号】 |
【 分 子 式 】C11H11N5O7 【 分 子 量 】325.23784 【元素组成】C 40.62% H 3.41% N 21.53% O 34.44% |
与该中间体有关的原料药合成路线共 1 条
合成路线1
该中间体在本合成路线中的序号：(III)The reaction of 6,8-dinitro-2H-1,4-benzoxazine-3(4H)-thione (I) with ethyl carbazate (II) in refluxing ethanol gives 6,8-dinitro-3-(2-ethoxy-carbonyl)hydrazino-2H-1,4-benzoxazine (III), which undergoes ring closure in refluxing o-dichlorobenzene to give the title compound.
| 【1】 Shridhar, D.R.; Potential diuretics. Part I. Synthesis of some substituted 2,4-dihydro-1-oxo/thioxo-1,2,4-triazolo[3,4-c][1,4]benzoxazines - Novel diuretic agents. Indian J Chem 1984, 238, 1279. |
| 【2】 Shridhar, D.R.; Arya, V.P.; IDPH-8032. Drugs Fut 1985, 10, 7, 559. |
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