A SMILES REARRANGEMENT AS AN INTERMEDIATE STEP IN THE FORMATION OF 8-BROMO-7-HYDROXY-N-(4'-N,N-DIETHYLAMINOPHENYL)-12H-BENZO[B]PHENOTHIAZINE-6,11-QUINONE 6-IMINE FROM 2-(2'-AMINOPHENYLTHIO)-6-BROMO-5-HYDROXY-N-(4'-N,N-DIETHYLAMINOPHENYL)-1,4-NAPHTHOQUINONE 4-IMINE

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作者
EKTOVA, LV
ZHURAVLEV, FA
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中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Heating 2-(2'-aminophenylthio)-6-bromo-5-hydroxy-N-(4'-N,N-diethylaminophenyl)-1,4-naphthoquinone 1 in DMF-Py leads, along with the product of cyclization at the carbonyl group, to formation of 8-bromo-7-hydroxy-N-(4'-N,N-diethylaminophenyl)-12H-benzo[b]phenothiazine-6,11-quinone 6-imine 4 via a Smiles rearrangement in the starting quinone imine and subsequent cyclization.
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页码:23 / 24
页数:2
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