1) drug intermediate
药物中间体
1.
The method of the determination of drug intermediate thiophene was set up by gas chromatography on 2 m×3 mm i.
建立了在质量分数 1 0 %PEG/Chromosorb -W -AW气相色谱柱上分离和测定药物中间体噻吩的方法。
2.
The method of the determination of drug intermediate 2-acetylthiophene was set up by gas chromatography on 1 500 mm ×3mm i.
建立了在5％ OV-7/Chromosorb W-AW DMCS气相色谱柱上分离和测定药物中间体2-乙酰噻吩的方法。
3.
The content of two β-amino alcohol drug intermediates is determinated simultaneously by doublel-wavelength scanning method.
在硅胶GF254薄层板上,以氯仿-甲醇(体积比10∶1)为展开剂,碘蒸气为显色剂,采用双波长薄层扫描法同时测定生物转化液中两种β-氨基醇类药物中间体的含量。
3) pharmaceutical intermediate
药物中间体
1.
The study and application of electrosynthesis in the synthesis of pharmaceutical intermediate was reviewed with 43 refrences through four sections: direct electrosynthesis, indirect electrosynthesis, paired electrosynthesis and ultrasonic electrosythesis.
综述了药物中间体电合成技术的研究 ,从直接电合成、间接电合成、成对电合成及超声电合成法四个方面介绍了电合成技术在药物中间体合成中的应用。
2.
Nipecotic acid and its derivatives,which have high bioactivity,are significant pharmaceutical intermediates.
3-哌啶甲酸及其衍生物是重要的药物中间体,具有很高的生物活性。
4) medicine intermediate
药物中间体
1.
New process for medicine intermediate ECPPA;
普利类药物中间体ECPPA的合成新工艺
2.
Ethyl 4 bromo 2 butenoate,a medicine intermediate,was prepared using 2 butenoic acid as main raw material through esterification and bromination reactions.
以 2 丁烯酸为原料 ,通过酯化和溴代反应研制了药物中间体 4 溴 2 丁烯酸乙酯。
3.
Finally,the key medicine intermediate 1-Boc-5-fluoro-spiro-(indoline-3,4\'-piperidine) hydrochloride hydrochloride at room temperature was obtained.
首先用Maligres等报道的典型方法合成了1-氢-1′-苄氧羰基-5-氟-螺-(吲哚啉-3,4′-哌啶),再使用二碳酸叔丁酯对1-N进行保护,然后用10%钯碳(Pd/C)氢解1′-N的Cbz,最后,室温下得到重要药物中间体盐酸盐。
5) pharmaceutical intermediates
药物中间体
1.
There appear the most promising pharmaceutical intermediates such as vitamin intermediates,heterocyclic fluoride and chiral intermediate.
重点发展第二、三、四代头孢菌素中间体、第三、四代喹诺酮类药物中间体、新型抗高血压药物中间体、新型抗高血脂药物中间体、抗溃疡药物中间体、抗癌药及抗病毒药物的中间体、中枢神经药物中间体、手性药物中间体、维生素及各种氨基酸。
补充资料：β-胡萝卜素中间体
分子式：C5H10O3
分子量：118.1322
CAS号：6342-56-9
性质：暂无
制备方法：暂无
用途：有机中间体。
分子量：118.1322
CAS号：6342-56-9
性质：暂无
制备方法：暂无
用途：有机中间体。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条