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  • Efficient ball-mill procedure in the ‘green’ asymmetric ...

    Cited by: 113
  • Efficient ball-mill procedure in the ‘green’ asymmetric ...

    Cited by: 113
  • efficient ball mill procedure in the green asymmetric ...

    Oct 11, 2015 Rodriguez B, Bruckmann A, Bolm C.A Highly Efficient Asymmetric OrganocatalyticAldol Reaction in a Ball Mill.ChemEurJ2007; 13 4710-4722. Hernandez J G, Juaristi E. Efficient ball-mill procedure in the 'green' asymmetric aldol reaction organocatalyzed by ( S )proline-containing dipeptides in the presence of water. Get Price

  • A Green and Efficient Asymmetric Aldol Reaction

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  • 10.1016/j.tet.2011.06.042 10.1016/j.tet.2011 ... -

    The desired aldol products were obtained in high yields (up to 94%) and good enantioselectivities (up to 97% ee). 17a In addition, Li and co-workers examined dipeptide ( 1c -OH) in the asymmetric aldol reaction of different ketones and aldehydes in solid phase media (Al 2 O 3 ), using 1,4-diazabicyclo[2.2.2]octane as additive, observing ...

  • Proline dipeptides containing fluorine moieties as ...

    Methods The same aldol reaction when carried out in the presence of more expensive organocatalyst e.g. (1R, 2R)-(+)-1,2-diaminocyclohexane and 1,6-hexanediaoic acid as acid additive furnished the ...

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    2019-12-12  Efficient ball-mill procedure in the ‘green’ asymmetric aldol reaction organocatalyzed by (S)-proline-containing dipeptides in the presence of water. Tetrahedron 2011, 67 (36) , 6953-6959. DOI: 10.1016/j.tet.2011.06.042.

  • Polymer‐Immobilized Pyrrolidine‐Based Chiral Ionic

    José G. Hernández and Eusebio Juaristi, Efficient ball-mill procedure in the ‘green’ asymmetric aldol reaction organocatalyzed by (S)-proline-containing dipeptides in the presence of water, Tetrahedron, 67, 36, (6953), (2011).

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    2020-7-18  Title:Synthesis of 1,2-Diamine Bifunctional Catalysts for the Direct Aldol Reaction Through Probing the Remote Amide Hydrogen VOLUME: 6 ISSUE: 2 Author(s):Rajasekhar Dodda, Sampak Samanta, Matthew Su and John Cong-Gui Zhao* Affiliation:Department of Chemistry, University of Texas at San Antonio, One UTSA Circle, San Antonio, Texas 78249-0698, Department of Chemistry,

  • 10.1016/j.tet.2011.06.042 10.1016/j.tet.2011 ... -

    The desired aldol products were obtained in high yields (up to 94%) and good enantioselectivities (up to 97% ee). 17a In addition, Li and co-workers examined dipeptide ( 1c -OH) in the asymmetric aldol reaction of different ketones and aldehydes in solid phase media (Al 2 O 3 ), using 1,4-diazabicyclo[2.2.2]octane as additive, observing ...

  • A Highly Efficient Asymmetric Organocatalytic Aldol ...

    A Highly Efficient Asymmetric Organocatalytic Aldol Reaction in a Ball Mill Article in Chemistry 13(17):4710-22 June 2007 with 25 Reads How we measure 'reads'

  • Polymer‐Immobilized Pyrrolidine‐Based Chiral Ionic

    José G. Hernández and Eusebio Juaristi, Efficient ball-mill procedure in the ‘green’ asymmetric aldol reaction organocatalyzed by (S)-proline-containing dipeptides in the presence of water, Tetrahedron, 67, 36, (6953), (2011).

  • Polymer‐Immobilized Pyrrolidine‐Based Chiral Ionic

    Abstract A polymer immobilized pyrrolidine‐based chiral ionic liquid 5a was synthesized and was found to be a highly efficient catalyst for the Michael additions of ketones and aldehydes to nitrost...

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    Efficient ballmill procedure in the green asymmetric. Read "Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by ( S )prolinecontaining dipeptides in the presence of water, Tetrahedron" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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  • Asymmetric Catalysis - Home ICM

    [23] Hernández J.G., Juaristi E., Efficient ball-mill procedure inthe ‘green’ asymmetric aldol reaction organocatalyzed by(S)-proline-containing dipeptides in the presence of

  • Recent efforts directed to the development of more ...

    Pioneers in this field, Bolm et al., reported that the asymmetric aldol reaction under solvent-free conditions and catalyzed by (S)-proline (10 mol%) in a ball mill, employing a 1.1: 1 ketone/aldehyde ratio, proceeded efficiently to give selectively the anti-aldol diastereomeric products in high yields and with up to 99% enantiomeric excess ...

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  • Water versus Solvent-free Conditions for the ...

    2017-11-23  Water versus Solvent-free Conditions for the Enantioselective Inter- and Intramolecular Aldol Reaction Employing L-Prolinamides and L- Prolinethioamides as Organocatalysts Diana Almaşi, Diego A. Alonso,* Andrea-Nekane Balaguer, and Carmen Nájera* a Departamento de Química Orgánica and Instituto de Síntesis Orgánica (ISO), Facultad de Ciencias, Universidad de Alicante, Apartado 99,

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    Efficient ballmill procedure in the green asymmetric. Read "Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by ( S )prolinecontaining dipeptides in the presence of water, Tetrahedron" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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    2020-6-18  Pakistan Ball Mill Pakistan Ball Mill Suppliers and Features of ball mill 1 is an efficient tool for grinding many materials into fine powder 2 The ball mill is used to grind many kinds of mine and other materials or to select the mine 3 Ball mill is widely used in building material and chemical industry.

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    Efficient ball-mill procedure in the ‘green’ asymmetric aldol reaction organocatalyzed by (S)-proline-containing dipeptides in the presence of water. Tetrahedron, 67 (2011), pp.

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  • Water versus Solvent-free Conditions for the ...

    2017-11-23  Water versus Solvent-free Conditions for the Enantioselective Inter- and Intramolecular Aldol Reaction Employing L-Prolinamides and L- Prolinethioamides as Organocatalysts Diana Almaşi, Diego A. Alonso,* Andrea-Nekane Balaguer, and Carmen Nájera* a Departamento de Química Orgánica and Instituto de Síntesis Orgánica (ISO), Facultad de Ciencias, Universidad de Alicante, Apartado 99,