overview[1][2] dibromoquinone is an organic intermediate that can be prepared from 1,4-dihydroxybenzene in two steps. preparation[1] step 1 2,5-dibrom…

question: is the oxygen hybridization of phenol sp3 or sp2? what are the number of atoms and the number of electrons involved in the large π bond form…

background and overview[1] 2-amino-4-[(4-fluorobenzyl)amino]-1-nitrobenzene can be used as a pharmaceutical synthesis intermediate. for example, retig…

background and overview[1] 2,6-di-tert-butyl-4-mercaptophenol can be used as a pharmaceutical synthesis intermediate and can be used in laboratory res…

background and overview[1] among chemical drugs, nucleosides and their derivatives with therapeutic effects play a very important role, and their numb…

background and overview[1][2] meta-chloroacetophenone is an organic intermediate that can be prepared from benzoyl chloride as the initial raw materia…

overview[1] 1-(3-methylphenyl)piperazine dihydrochloride is a pharmaceutical intermediate, which is the hydrochloride form of 1-(3-methylphenyl)pipera…

overview[1] 1-(p-hydroxyphenyl)-2-thiourea is a pharmaceutical intermediate that can be prepared from benzoyl chloride in three steps. preparation[1] …

overview[1] 1,4,7,10-tetratert-butylperylene (tbpe) is a highly efficient fluorescent small molecule doped dye. co-doping tbpe with meh-ppv can improv…

overview[1] 2-cyano-5-fluorobenzoic acid is an organic intermediate that can be prepared from 2-bromo-5-fluorobenzoic acid methyl ester in two steps. …

overview[1] 2-bromo-6-iodobenzoic acid is a carboxylic acid substance that can be used as a pharmaceutical synthesis intermediate. preparation[1] 2-br…