s-Triazolo-N-oxides from Sulphimides and Nitrile Oxides. Valence Tautomerism of 5,7-Dimethyl-2-p-tolyl-s-triazolo[1,5-a]pyrimidine 1-Oxide

被引：18

作者：

Gilchrist, Thomas L. ^{[1
]}

Harris, C. John ^{[1
]}

Moody, Christopher J. ^{[1
]}

Rees, Charles W. ^{[1
]}

机构：

[1] Univ Liverpool, Robert Robinson Labs, Liverpool L69 3BX, Merseyside, England

来源：

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS | 1974年 / 12期

关键词：

D O I：

10.1039/c39740000486

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

The pyrido-, pyrimidino-, and amidino-sulphimides (1)-(3) react with nitrile oxides at room temperature to give the s-triazolo-N-oxides (4)-(6); the N-oxide (5c) undergoes a reversible, degenerate valence tautomerism at 90-110 degrees.

引用

页码：486 / U24

页数：2

共 5 条

[1] BOWER JD, 1957, J CHEM SOC, P4606
[2] SPECIFIC ORTHO SUBSTITUTION OF AROMATIC HETEROCYCLIC AMINES - CONVERSIONS OF 2-AMINOPYRIDINES
GASSMAN, PG
HUANG, CT
[J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1973, 95 (13) : 4453 - 4455
[3] Annelation with N-Arylsulphimides. Synthesis of 1,2,4-Benzoxadiazines
Gilchrist, Thomas L.
Harris, C. John
Rees, Charles W.
[J]. JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1974, (12) : 485 - U23
[4] HUISGEN R, 1962, LIEBIGS ANN CHEM, V653, P105
[5] Deaminization. III. Evidence of the existence of aliphatic diazonium salts from the formation of chloro-oximino compounds
Skinner, GS
[J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1924, 46 : 731 - 741

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