1) Thiophene,2,5-dibromo-
2.5一二溴噻吩
2) 2,5-Dibromothiophene
2,5-二溴噻吩
3) 3,4-Dibromo thiophene
3,4-二溴噻吩
4) 2,3-Dibromo thiophene
2,3-二溴噻吩
5) 5,5'-Dibromo-2,2'-bithiophene
5,5'-二溴-2,2'-联噻吩
6) 3-bromothiophene
3-溴噻吩
1.
3-bromothiophene was synthesized from thiophene through bromination to give 2,3,5-tribromothiophene,then reduced by Zinc in acetic acid.
以噻吩为原料,先和溴素反应合成2,3,5-三溴噻吩,再以锌作还原剂在乙酸溶剂中反应得到3-溴噻吩,主要研究了第一步反应时的原料配比对反应的影响及第二步的反应时间对反应的影响,反应总收率达72。
2.
3-Iodothiophene was synthesized from 3-bromothiophene and KI by coordination catalytic iodination using CuI/different 1,2-diamine ligands as catalysts.
将配位催化法应用于3-溴噻吩的碘代反应,采用CuI和不同的1,2-二胺配体组成的催化体系,合成了3-碘噻吩。
3.
2-(3-Thieny1) malonic acid was synthesized from 3-bromothiophene with coordinative catalyst,through a new route,namely iodination,condensation,hydrolysis and acidification.
设计了合成2-(3-噻吩基)丙二酸的新路线,采用配位催化碘化法,以3-溴噻吩为原料,经碘代、缩合和水解、酸化等反应合成2-(3-噻吩基)丙二酸。
补充资料:2.5一二溴噻吩
CAS: 3141-27-3
分子式: C4H2Br2S
分子质量:241.93
沸点: 211℃
熔点: -6-212℃
中文名称: 2,5-二溴噻吩;2.5一二溴噻吩
英文名称: 2,5-dibromo-thiophen;2,5-dibromothiophene;2,5-Dibromo thiophene;2,5-dibromo-thiophene;Thiophene,2,5-dibromo-
性质描述: 淡黄色透明液体,沸点211℃,熔点-6℃,相对密度2.147。
分子式: C4H2Br2S
分子质量:241.93
沸点: 211℃
熔点: -6-212℃
中文名称: 2,5-二溴噻吩;2.5一二溴噻吩
英文名称: 2,5-dibromo-thiophen;2,5-dibromothiophene;2,5-Dibromo thiophene;2,5-dibromo-thiophene;Thiophene,2,5-dibromo-
性质描述: 淡黄色透明液体,沸点211℃,熔点-6℃,相对密度2.147。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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