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- Ten substituted phenyl isocyanates were obtained with bis(trichloromethyl)carbonate and substituted aniline. 以三光气和取代苯胺为原料,合成10种取代苯异氰酸酯。
- Methods: The target compound was synthesized using substituted aniline as starting material by condensation, hydrolysis and oximation. 方法:以取代苯胺为起始原料,通过缩合、水解、肟化反应获得目标化合物。
- A series of 2-substituted indoles 3 were synthesized using substituted aniline 1 and 2-bromoacetophenone 2 as starting materials under microwave irradiation conditions without any catalysts. 摘要微波辐射下以取代苯胺1,2-溴芳基乙酮2为原料,在无催化剂条件下一步合成了一系列2-取代吲哚3。
- Toxic Unit, Additive Index, Mixture Toxicity Index and Isobole plot were used to evaluate the joint toxicity of aniline and substituted anilines. 采用毒性单位法、相加指数法、混合毒性指数法以及等效线图评价了苯胺类二元混合物对发光菌的联合毒性,
- Toxic Unit(TU), Additive Index(AI), Mixture Toxicity Index(MTI) and Isobole plot were used to evaluate the joint toxicity of aniline and substituted anilines. 采用毒性单位法(TU)、相加指数法(AI)、混合毒性指数法(MTI)以及等效线图评价了苯胺类二元混合物对发光菌的联合毒性,
- Fourteen substituted phenyl isocyanates were synthesized by reacting diphosgene with corresponding substituted anilines with the yields of 37. 以双光气和取代苯胺为原料;合成了14个取代苯异氰酸酯;产率37.;4%2592
- ring - substituted aniline 环取代苯胺
- From readily available starting materials,isopropanol,epichlorohydrin and piperidine,six bepridil derivatives were synthesized via chlorination with SOCl_2 and condensation with substituted anilines. 目的合成苄普地尔衍生物。方法以异丙醇、环氧氯丙烷、哌啶为起始原料,反应中间体经二氯亚砜氯化后,与取代苯胺等缩合得到目标化合物。
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- The coach substituted Smith for Jones. 教练让史密斯上场,换下了琼斯。
- Tom substituted for the injured player. 汤姆替换了那个受伤的运动员。
- I am sorry-she's out. Can you ring again later? 对不起-她出去了。你过些时候再打电话来好吗?
- The boys and girls made a ring round us. 男孩和女孩围着我们站了一圈。
- Please ring for the attendant if you need anything. 如果需要什么,请按铃找服务员。
- The music was so loud it made my ears ring. 音乐的声音太大了,把我耳朵震得直响。
- The policeman felt that my story didn't ring true. 警察认为我讲的话听起来不可信。
- She wears a ring round her wrist. 她的手腕上戴着一只镯子。