Syntheses and reactivity of alkyl 1-[N-(2-chloro-5-nitro-phenyl)-benzimidoyl] thioureas

被引:5
作者
Fathalla, Walid [1 ]
Ali, Ibrahim. A. I. [2 ]
Marek, Jaromir [3 ]
Pazdera, Pavel [4 ]
机构
[1] Port Said Univ, Fac Engn, Dept Math & Phys Sci, Port Said, Egypt
[2] Suez Canal Univ, Fac Sci, Dept Chem, Ismailia, Egypt
[3] Masaryk Univ, Inst Expt Biol, Lab Funct Genom & Prote, Brno, Czech Republic
[4] Masaryk Univ, Fac Sci, Ctr Synth Sustainable Condit & Their Management, CS-61137 Brno, Czech Republic
关键词
thiourea-isothiourea rearrangement; SNAr reaction; benzimidoyl thiourea; benzothiazole; TYPE-1; REVERSE-TRANSCRIPTASE; N-(2-CYANOPHENYL)BENZIMIDOYL ISOTHIOCYANATE; NONNUCLEOSIDE INHIBITORS; ELECTROPHILIC ATTACK; ANTITUMOR-ACTIVITY; IN-VITRO; DERIVATIVES; 2-ARYLBENZOTHIAZOLES; REGIOSELECTIVITY; METHYL;
D O I
10.1080/17415993.2011.629094
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A series of new alkyl 1-[N-(2-chloro-5-nitro-phenyl)-benzimidoyl] thioureas 3a-h were prepared from benzamides 1a-c. Benzimidoyl thioureas 3a-e afforded 5-nitro-2-phenyl-benzothiazole 5a-c under basic conditions via thiourea-isothiourea rearrangement and SNAr. A mechanistic rationalization supported by the direct formation of benzothioamide 8 and bis-benzimidoyl sulfide 9 derivatives from the reaction of imidoyl isothiocyanate 2 with bulky amines was supported. [GRAPHICS] .
引用
收藏
页码:49 / 63
页数:15
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