基本解释：三溴化磷
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Using 1,4-dibromobenzene(Ⅰa),1,3,5-tribromobenzene(Ⅰb) and 2-methyl-3-butyn-2-ol(Ⅱ) as starting materials and PdCl2,triphenylphosphine,CuI and KOH as catalysts,1-bromo-4-ethynylbenzene(Ⅳa),1,4-diethynylbenzene(Ⅳa′) and 1,3,5-triethynylbenzene(Ⅳb) were synthesized by Sonogashina coupling reaction and elimination reaction.以对二溴苯(Ⅰa)、1,3,5-三溴苯(Ⅰb)和2-甲基-3-丁炔-2-醇(Ⅱ)为原料,在PdC l2、PPh3和CuI的催化作用下进行Sonogash ina偶联反应,偶联产物在KOH作用下发生消去反应,分别得到对溴苯乙炔(Ⅳa)、对二乙炔基苯(Ⅳa′)、1,3,5-三乙炔基苯(Ⅳb)。
A novel method for synthesizing a series of tribromomethylarenes by halogen exchanging of trichloromethylarenes with boron tribromide was reported.报道了一种以三氯甲基芳烃与三溴化硼反应制备系列三溴甲基芳烃的新方法。
Tris(tribromophenyl) cyanurate(TTBPC) as an excellent additional retardant was synthesized by using cyanuric chloride and 2,4,6-tribromophenol as starting materials in the presence of acid accepter.本文以三溴苯酚和三聚氯氰为原料,在缚酸剂的存在下,合成了一种性能优良的添加型阻燃剂三(三溴苯基)三聚氰酸酯(TTBPC)。
Tri-(tribromophenoxy)cyanurate as a excellent additional retardant was synthesized by using cyanuric chloride(CNCl)_3,tribromophenol as main materials and under the condition of sodium hydroxide,dichloromethane,toluene as solvent respectively.以三聚氯氰(CNC l)3和三溴苯酚(TBP)为主要原料,在碱性条件下,分别以二氯甲烷、甲苯作为溶剂,合成了一种性能优良的添加型阻燃剂三(三溴苯氧基)三聚氰酸酯。
Thus, tribromophenyl acrylate is prepared from the reaction of tribromophenol with the as-produced acryloyl chloride in the presence of catalysts.以丙烯酸为原料与亚硫酰氯反应得到丙烯酰氯,丙烯酰氯与2,4,6-三溴苯酚在催化剂存在下反应生成丙烯酸三溴苯酯。
