background and overview[1] methoxyethyl acetoacetate can be used as a pharmaceutical synthesis intermediate. apply[1] methoxyethyl acetoacetate can be…

background and overview[1] methoxyethyl 3-nitrophenylidene acetoacetate is a pharmaceutical intermediate that can be used to prepare nimodipine. nimod…

benzene was first synthesized in the early 19th century when coal gas was studied as a lighting gas. ​ g. t. accum produced many products from 1803 to…

benzene is an excellent solvent with aromatic properties and is widely used in industry. however, it is toxic, so when used improperly or carelessly, …

substitution reaction main article: substitution reaction, electrophilic aromatic substitution reaction ​ the hydrogen atoms on the benzene ring can b…

methods for separating toluene, aniline, phenol and benzoic acid first pass the mixture into nahco3 solution to separate benzoic acid. then pass the n…

background and overview[1][2] 3-chloropropiophenone is a key intermediate in the synthesis of bupropion hydrochloride, dapoxetine, maraviroc and other…

phenol is an important benzene intermediate, also known as carbolic acid. it is a white crystal with a low melting point (40.91℃). it turns red when p…

extraction of phenol from wastewater method 1: 1. wastewater + benzene = benzene, phenol + wastewater — filtration — 2. phenol, benzene + na oh = benz…

nitrile spices are new spices developed in the past 20 years. in the perfume industry, the aroma and performance of nitrile compounds are better than …

illicium anise is an evergreen tree plant of the magnoliaceae family and can be used as medicine. in addition to being used as a condiment, star anise…