1,1 '-Dihydroxy-2,2 '-biimidazoles: a new synthesis and crystal structure

1,1 '-Dihydroxy-2,2 '-biimidazoles: a new synthesis and crystal structure Full article

Journal

Tetrahedron Letters
ISSN: 0040-4039

Output data

Year: 2015, Volume: 56, Number: 1, Pages: 159-161 Pages count : 3 DOI: 10.1016/j.tetlet.2014.11.056

Tags

1,2-Hydroxylamino-oximes; Glyoxal; alpha,alpha '-Dinitrones; Biimidazoles; Cyclization

Authors

Tikhonov Alexsei Ya. ¹ , Selivanov Boris A. ¹ , Gatilov Yurii V. ^1,2

Affiliations

1	(Данные Web of science) NN Vorozhtsov Novosibirsk Inst Organ Chem, Novosibirsk 630090, Russia
2	(Данные Web of science) Novosibirsk State Univ, Novosibirsk 630090, Russia

An efficient method for the preparation of 1,1'-dihydroxy-2,2'-biimidazoles via cyclization of alpha,alpha'-dinitrones is reported. According to the X-ray crystal structure of the product, one ring adopts the 1-hydroxy form and the other ring exists in the N-oxide form. (C) 2014 Elsevier Ltd. All rights reserved.

Tikhonov A.Y. , Selivanov B.A. , Gatilov Y.V.
1,1 '-Dihydroxy-2,2 '-biimidazoles: a new synthesis and crystal structure
Tetrahedron Letters. 2015. V.56. N1. P.159-161. DOI: 10.1016/j.tetlet.2014.11.056 WOS Scopus РИНЦ

Published print:

Jan 1, 2015

Web of science	WOS:000348259800029
Scopus	2-s2.0-84918560265
Elibrary	23961481
OpenAlex	W2023297263