CAS: 115549-05-8; 2,3,4-Trichloro-5-Fluorobenzoyl Chloride

上下游产品

5-氟-2,3,4-三氯苯甲酸 2,3,4-Trichloro-5-Fluorobenzoic Acid 115549-04-7

📜5-氟-2,3,4-三氯苯甲酸置于氯化亚砜体系中,化学反应生成2,3,4-三氯-5-氟苯甲酸
参考文献:Process For The Preparation Of Benzoic Acid Derivatives
标题:Process For The Preparation Of Benzoic Acid Derivatives
摘要:一种制备式子为##str1##的化合物的方法,其中x.Sup.1和x.Sup.2分别独立地为氯或氟,而y为氯,溴,氟或碘,包括将式子为##str2##的化合物经过sandmeyer或balz-Schiemann反应以产生式子为##str3##的羧酸,然后将羧酸(Ia)转化为式子为##str4##的酰氯.化合物(II)是新的,该产品是抗菌剂的已知中间体.

专利信息

专利号:US-5792892-A
优先权日:1994-04-28
标 题:Processes for preparing aromatic, bromine-containing compounds, novel bromine-containing compounds, and their use as intermediate products in the synthesis of active agents
发明人：HAGEMANN HERMANN
权利人:BAYER AG
摘要:The present invention relates to processes for the preparation of bromine-containing aromatic compounds, to novel bromine-containing compounds and to their use as intermediates in the synthesis of active substances. Processes according to the invention for the preparation of known and novel bromine-containing compounds are characterized by specific conditions.

专利号:JP-H09512540-A
优先权日:1994-04-28
标题 :Process for the production of bromine-containing aromatic compounds, novel bromine-containing compounds and their use as intermediates for the synthesis of active substances

专利号:US-11059788-B2
优先权日:2017-06-12
标 题:Streamlined syntheses of fluoroquinolones
发明人：GUPTON FRANK B; TOSSO PERRER N
权利人:UNIV VIRGINIA COMMONWEALTH
摘要:Methods of synthesizing fluoroquinolones such as ciprofloxacin are provided. The methods utilize affordable materials, reduce the number of synthesis steps and provide high yields.

专利号:EP-0757667-B1
优先权日:1994-04-28
标 题:Processes for preparing aromatic, bromine-containing compounds, novel bromine-containing compounds, and their use as intermediate products in the synthesis of active agents

专利号:DE-4414841-A1
优先权日:1994-04-28
标 题:Aromatic compounds containing bromine, processes for their preparation and their use as intermediates in the synthesis of active substances