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- A type of chiral molecular tweezers has been designed and synthesized by using diphenic acid as spacer and chiral unsymmetrically disubstituted urea as arm for the first time. 以联苯二甲酸为隔离基,手性不对称脲为手臂,设计合成了一类新型的手性分子钳。
- Keywords diphenic acid;benzidine;complex;hydrothermal synthesis; 联苯酸;联苯胺;配合物;水热合成;
- 2'- diphenic acid 联苯二酸
- Keywords diphenic acid;molecular tweezer;chiral unsymmetrical urea;synthesis.; 联苯二甲酸;分子钳;手性不对称脲;合成;
- Will 2,000 dozens be enough for selling? 两千打够卖吗？
- The counselor bilked his clients out of$2 million. 那位顾问从他的顾客那里骗取了200万美元。
- Every afternoon the baby takes a nap for 2 hours. 每天下午宝宝都要睡两个小时。
- He added 2 gallons of fuel to his car. 他给汽车加了2加仑油。
- She demonstrated that 2 and 2 are four. 她证明2加2等于四。
- If you subtract 2 from 8, you get 6. 8减去2是6。
- The book will run to nearly 2,000 pages. 这本书将厚达两千页之多。
- The bridge is almost 2 kilometers long. 这座桥差不多有两公里长。
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- This fossil may be over 2 million years old. 这化石可能超过二百万年了。
- hexahydroxy diphenic acid [化] 六羟基联苯甲酸
- The bridge is almost 2 kilometres long. 这座桥差不多有两公里长。
- The doors were numbered 2,4, 6 and 8. 这些门编为2、 4、 6、 8号。
- hexamethoxy diphenic acid 六甲氧基联苯甲酸
- A lamb with 2 tails is a freak of nature. 有两条尾巴的小羊是畸形的。
- diphenic acid 联苯甲酸
