Four-component synthesis of indazole through Ugi-Azide coupling

Laurent El Kaïm; Laurence Grimaud; Srinivas Reddy Purumandla

doi:10.1055/s-0031-1290075

Four-component synthesis of indazole through Ugi-Azide coupling

Laurent El Kaïm
, Laurence Grimaud
, Srinivas Reddy Purumandla

Unité Chimie et Procédés

Résultats de recherche: Contribution à un journal › Article › Revue par des pairs

Résumé

ortho-Nitrobenzaldehyde and trimethylsilyl azide were used in a Ugi-Cadogan cascade towards tetrazolyl indazoles. After the Ugi step, the intermediate tetrazoles were not purified but directly heated with triethyl phosphite to form the final indazoles.

langue originale	Anglais
Pages (de - à)	295-297
Nombre de pages	3
journal	Synlett
Numéro de publication	2
Les DOIs	https://doi.org/10.1055/s-0031-1290075
état	Publié - 4 janv. 2012
Modification externe	Oui

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10.1055/s-0031-1290075

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@article{661950db13014e93a4dd109a3178a05f,

title = "Four-component synthesis of indazole through Ugi-Azide coupling",

abstract = "ortho-Nitrobenzaldehyde and trimethylsilyl azide were used in a Ugi-Cadogan cascade towards tetrazolyl indazoles. After the Ugi step, the intermediate tetrazoles were not purified but directly heated with triethyl phosphite to form the final indazoles.",

keywords = "Ugi, cadogan, indazole, phosphite, tetrazole",

author = "\{El Ka{\"i}m\}, Laurent and Laurence Grimaud and Purumandla, \{Srinivas Reddy\}",

year = "2012",

month = jan,

day = "4",

doi = "10.1055/s-0031-1290075",

language = "English",

pages = "295--297",

journal = "Synlett",

issn = "0936-5214",

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TY - JOUR

T1 - Four-component synthesis of indazole through Ugi-Azide coupling

AU - El Kaïm, Laurent

AU - Grimaud, Laurence

AU - Purumandla, Srinivas Reddy

PY - 2012/1/4

Y1 - 2012/1/4

N2 - ortho-Nitrobenzaldehyde and trimethylsilyl azide were used in a Ugi-Cadogan cascade towards tetrazolyl indazoles. After the Ugi step, the intermediate tetrazoles were not purified but directly heated with triethyl phosphite to form the final indazoles.

AB - ortho-Nitrobenzaldehyde and trimethylsilyl azide were used in a Ugi-Cadogan cascade towards tetrazolyl indazoles. After the Ugi step, the intermediate tetrazoles were not purified but directly heated with triethyl phosphite to form the final indazoles.

KW - Ugi

KW - cadogan

KW - indazole

KW - phosphite

KW - tetrazole

U2 - 10.1055/s-0031-1290075

DO - 10.1055/s-0031-1290075

M3 - Article

AN - SCOPUS:84855831145

SN - 0936-5214

SP - 295

EP - 297

JO - Synlett

JF - Synlett

IS - 2

ER -

Four-component synthesis of indazole through Ugi-Azide coupling

Résumé

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