N,N,N′,N′-tetrabromobenzene-1,3-disolfonamide (TBBDS) as an efficient promoter for one-pot conversion of N-arylglycines to sydnones in the presence of NaNO2/Ac2O under neutral conditions

被引：8

作者：

Azarifar, Davood

Ghasemnejad-Bosra, Hassan

Ghorbani-Vaghei, Ramin

Tajbaksh, Mahmood

机构：

[1] Bu Ali Sina Univ, Sch Sci, Dept Chem, Hamadan, Iran

[2] Mazandaran Univ, Fac Sci, Dept Chem, Babol Sar, Iran

来源：

HETEROCYCLES | 2006年 / 68卷 / 11期

关键词：

N-arylglycine; sydnone; N-nitrosation; N,N,N ',N '-tetrabromobenzene-1,3-disolfonamide (TBBDS);

D O I：

10.3987/COM-06-10859

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

N,N,N',N'-Tetrabromobenzene-1,3-disolfonamide (TBBDS)-promoted one-pot conversion of various N-arylglycines to sydnones using a combination of NaNO2 and Ac2O has been achieved efficiently through N-nitrosation followed by cyclization in high yields (85-95%) under mild and neutral conditions.

引用

收藏

页码：2343 / 2347

页数：5

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