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ChemInform Abstract: Straightforward Microwave-Assisted Synthesis of 1-Carboxymethyl-5-trifluoromethyl-5-hydroxy-4,5-dihydro-1H-pyrazoles under Solvent-Free Conditions.

✍ Scribed by Marcos A. P. Martins; Paulo H. Beck; Dayse N. Moreira; Lilian Buriol; Clarissa P. Frizzo; Nilo Zanatta; Helio G. Bonacorso

Publisher
John Wiley and Sons
Year
2010
Weight
43 KB
Volume
41
Category
Article
ISSN
0931-7597

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Straightforward microwave-assisted synth
Straightforward microwave-assisted synthesis of 1-carboxymethyl-5-trifluoromethyl-5-hydroxy-4,5-dihydro-1H-pyrazoles under solvent-free conditions
✍ Marcos A. P. Martins; Paulo H. Beck; Dayse N. Moreira; Lilian Buriol; Clarissa P 📂 Article 📅 2010 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 929 KB

## Abstract magnified image An efficient microwave‐assisted synthesis of 1‐carboxymethyl‐5‐trifluoromethyl‐5‐hydroxy‐4,5‐dihydro‐1__H__‐pyrazoles from the cyclocondensation reaction between enones [CF~3~C(O)C(R^2^) = C(R^1^)(OR), where R^2^ = H, Me; R^1^ = H, Me, Et, Pr, __i__‐Pr, __t__‐Bu, __i__‐B

ChemInform Abstract: An E-Factor Minimiz
ChemInform Abstract: An E-Factor Minimized Solvent-Free Protocol for the Preparation of 4,5-Dihydro-5-(trifluoromethyl)-1H-pyrazoles.
✍ Lilian Buriol; Clarissa P. Frizzo; Dayse N. Moreira; Lizie D. T. Prola; Mara R. 📂 Article 📅 2011 🏛 John Wiley and Sons ⚖ 31 KB 👁 1 views

## Abstract A series of fluorine‐containing 4,5‐dihydro‐1H‐pyrazoles (III) are obtained in a efficient and green synthesis using microwave irradiation and solvent‐free conditions.