Direct Arylation of HeteroarenesCatalyzed by a Palladium-1,10-PhenanthrolineComplex

Direct Arylation of HeteroarenesCatalyzed by a Palladium-1,10-PhenanthrolineComplex
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DOI:
10.1055/s-0030-1259727
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发表时间:
2011-04
期刊:
影响因子:
2
通讯作者:
Ryo Takita;D. Fujita;F. Ozawa
Ryo Takita;D. Fujita;F. Ozawa
中科院分区:
化学4区
文献类型:
--
作者:
Ryo Takita;D. Fujita;F. Ozawa

文献摘要

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报道了以Pd(OAc)2和1,10-二氮杂菲为氮基配体的杂芳烃直接芳基化反应的新进展。通过对催化剂的改进,有效地缩短了反应初期较长的诱导期,提高了化学产率(69-92%),缩短了反应时间(3-10小时)。
A new entry in direct arylation of heteroarenes using Pd(OAc) 2 and1,10-phenanthroline as a nitrogen-based ligand is reported. Thelong induction period observed at the initial stage of the reactionwas effectively reduced by modification of the catalyst preparation,leading to improved chemical yields (69-92%) and shorteningof reaction times (3-10 h).