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- These two isomers, that possess the altered positions of nitrogen and oxygen atoms, can be formed through dipolar cycloaddition reactions of the appropriate olefins and nitrile oxides. 英文摘要: Isoxazoline rings have been successfully connected to imidazopyridine derivatives via carbon-carbon bonds for the synthesis of new C-nucleoside analogs 3 and 4.
- Theoretical Study on the Regioselectivity of Nitrile Oxide 1,3-Dipolar Cycloaddition to Propyne 氧化腈与丙炔1,3-偶极环加成反应中区域选择性的理论研究
- Keywords Spiroheterocycles;1,3-Dipolar cycloaddition;Nitrile oxide;,,,Azomethine ylide;Synthesis;Crystal Structure; 螺杂环化合物;1;3-偶极环加成;腈氧化物;甲亚胺叶立德;合成;晶体结构;
- How can you get rid of this oxide coating? 你们该怎样除去这些氧化皮?
- Keywords 1;3-dipolar cycloaddition;nitrile oxide;propyne;quantum chemical calculation;regio-selectivity; 偶极环加成;氧化腈;丙炔;量子化学计算;区域选择性;
- Keywords 1,3-Dipolar cycloaddition;Spiroheterocycles;Fused pyrimidine ring;Nitrile oxide;Azomethine ylide;Crystal structure; 偶极环加成;螺杂环化合物;稠合嘧啶环系环合物;腈氧化物;甲亚胺叶立德;单晶结构;
- A mixture of black manganese oxide minerals. 硬锰矿一种黑色氧化锰矿的混合物
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂,如一氧化二氮。
- nitrile oxide 氧化腈
- Purification of Nitrile Hydratase from Nocardia sp. 腈水合酶的纯化过程研究。
- In the absence of heat, I think, no oxide coating should form during rolling. 在无加热的条件下,我想,轧制过程中不会生成鳞皮吧!
- Fire proofed nitrile rubber boor. 鞋面采用防火丁腈橡胶。
- An oxide containing three oxygen atoms per molecule. 三氧化物每个分子中含有三个氧原子的氧化物
- What will happen to this oxide coating? 该怎么处理这一层氧化皮呢?
- Occasionally red lead is added to the leady oxide. 有时将铅丹加到铅粉中。
- Keywords 1,3-Dipolar cycloaddition;Nitrile oxides;1,2,4-Oxadiazolines;Pyrazolines;Microwave irradiation;Arylation.; 偶极环加成;腈氧化物;2;4-恶二唑啉;吡唑啉;微波辐射;咪唑;芳基化反应;
- The nitride on oxide layers remains intact. 氧化物表层上面的氮化物保持原状不动。
- The detector tube is filled with nitric oxide. 检测管中充满了氧化氮。
- To combine with oxygen; make into an oxide. 氧化与氧化合;使成为氧化物
- In recording, iron oxide on magnetic tape. 磁记录技术中磁带上的氧化铁层。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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