Electronic substituent effects of furoxan and furazan systems

被引：6

作者：

Fruttero, R

Boschi, D

Fornatto, E

Serafino, A

Gasco, A

Exner, O

机构：

[1] Fac Farm, Dept Sci & Tecnol Farm, I-10125 Turin, Italy

[2] Acad Sci Czech Republ, Inst Organ Chem & Biochem, CR-16610 Prague 6, Czech Republic

来源：

JOURNAL OF CHEMICAL RESEARCH-S | 1998年 / 09期

关键词：

D O I：

10.1039/a803585g

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Heterocyclic systems 3-furoxanyl, 4-furoxanyl and 3-furazanyl have been characterised as substituents by their substituent constants sigma(m), sigma(p), sigma(1) and sigma(R), determined from pK and F-19 NMR shifts: they are strongly electron attracting but weakly conjugated.

引用

收藏

页码：495 / 495A

页数：3

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