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ChemInform Abstract: Preparation of 1H-Pyrazole-5-carboxamides from Dilithiated C(α),N-Phenylhydrazones and Lithiated Ethyl Oxanilates or Lithiated Ethyl Oxamate.

✍ Scribed by Jennifer R. Downs; Stefan J. Pastine; Deborah A. Schady; Heather A. Greer; Wayne Kelley Jr.; Mildred C. Embree; Jessica D. Townsend; Charles F. Beam

Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
32
Category
Article
ISSN
0931-7597

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Preparation of 1H-pyrazole-5-carboxamide
Preparation of 1H-pyrazole-5-carboxamides from dilithiated C(α), N-phenylhydrazones and lithiated ethyl oxanilates or lithiated ethyl oxamate
✍ Jennifer R. Downs; Stefan J. Pastine; Deborah A. Schady; Heather A. Greer; Wayne 📂 Article 📅 2001 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 39 KB

## Abstract Dilithiated C(α), __N__‐phenylhydrazones were prepared in excess lithium diisopropylamide and condensed with either ethyl oxanilate, ethyl 4′‐chlorooxanilate, or ethyl oxamate to give intermediates that were quenched and acid cyclized to substituted l__H__‐pyrazole‐5‐carboxamides.

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ChemInform Abstract: Preparation of 2H-spiro[Benzo [d]isothiazole-3,3′-pyrazole]-1,1-dioxide-2′(4′H)-carboxylates from Dilithiated C(α), N-Carboalkoxyhydrazones and Methyl 2-(Aminosulfonyl)benzoate.
✍ Charles F. Beam; et al. et al. 📂 Article 📅 2009 🏛 John Wiley and Sons ⚖ 30 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v