Get a Quote
ball mill

ball mill

If you want to learn about our products , please call or write mail consultation.

Processing capacity:125-397t/h

Feeding size:≤13mm

Appliable Materials: ore dressing of ferrous metal,iron ore,copper mine,ore,construction rubbish,glass etc. All grindable materials, various metal ores, non-metallic ores, non-flammable and explosive materials

A Highly Efficient Asymmetric Organocatalytic Aldol

A Highly Efficient Asymmetric Organocatalytic Aldol

A highly efficient asymmetric organocatalytic aldol reaction in a ball mill rodr guez b1 bruckmann a bolm c author information 1institute of organic chemistry rwth aachen university landoltweg 1 52056 aachen germany

Aldol Condensation Research Papers  Academiaedu

Aldol Condensation Research Papers Academiaedu

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water save to library download

A Highly Efficient Asymmetric Organocatalytic Aldol

A Highly Efficient Asymmetric Organocatalytic Aldol

May 22 2007 antialdol products with up to 99 enantiomeric excess ee have been obtained by proline catalysis in excellent yields under experimentally simple solventfree conditionsefficient mixing of all the components is accomplished by applying a mechanochemical technique ball milling the catalysis is air and moisture tolerant and can be performed with nonpurified starting materials

Rua A Highly Efficient Solventfree Asymmetric Direct

Rua A Highly Efficient Solventfree Asymmetric Direct

A highly efficient solventfree asymmetric direct aldol reaction organocatalyzed by recoverable sbinamlprolinamides and ball mill technique these procedures allow one to reduce not only the amount of required ketone to 2 equiv but also the reaction time to give the aldol products with regio diastereo and enantioselectivities

Reacciones Asim233tricas Organocatalizadas En Ausencia De

Reacciones Asim233tricas Organocatalizadas En Ausencia De

Mar 01 2013 efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 67 2011 pp 6953 6959 article download pdf view record in scopus google scholar

Eusebio Juaristi  Academiaedu

Eusebio Juaristi Academiaedu

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water more by eusebio juaristi publication date sep 1 2011

Natural Lowmolecular Mass Organic Compounds With

Natural Lowmolecular Mass Organic Compounds With

Dec 02 2014 hern ndez jg juaristi e efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 2011 67 3669536959

Natural Lowmolecular Mass Organic Compounds With

Natural Lowmolecular Mass Organic Compounds With

Dec 02 2014 2011 efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 67 36 6953 6959 openurl crossref

Aldol Condensation Research Papers  Academiaedu

Aldol Condensation Research Papers Academiaedu

Organic chemistry ketone aldol condensation sulfonamides of homoproline and dipeptides as organocatalysts for michael and aldol reactions abstract sulfonamides of the nonnatural amino acid homoproline and the dipeptide prophe were synthesised and evaluated for their catalytic activity in michael and aldol reactions

Clean And Efficient Onepot Synthesis Of New 2oxo23

Clean And Efficient Onepot Synthesis Of New 2oxo23

Oct 11 2015 ball milling solventfree catalystfree onepot synthesis dihydro1hpyrrole3carboxylic acid dihydropyridine3carboxylic acid introduction ball milling is a mechanical technique widely used for grinding solids with balls in a rotating vial to obtain fine particles 14 ball milling has recently attracted increasing attention from

Dr Jos233 G Hern225ndez  Google Scholar

Dr Jos233 G Hern225ndez Google Scholar

Efficient ballmill procedure in the greenasymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water jg hern ndez e juaristi tetrahedron 67

Water Versus Solventfree Conditions For The

Water Versus Solventfree Conditions For The

The direct asymmetric aldol reaction1 reaction times and result in simple and efficient workup procedures9 for these reasons the reaction was performed in a ball mill at 400 rpm e 1d 4no 2c6h4co2h and 4nitrobenzaldehyde were first

Asymmetric Catalysis  Home Icm

Asymmetric Catalysis Home Icm

23 hern ndez jg juaristi e efficient ballmill procedure inthe green asymmetric aldol reaction organocatalyzed bysprolinecontaining dipeptides in the presence of

Recent Efforts Directed To The Development Of More

Recent Efforts Directed To The Development Of More

Feb 09 2012 pioneers in this field bolm et al reported that the asymmetric aldol reaction under solventfree conditions and catalyzed by sproline 10 mol in a ball mill employing a 11 1 ketonealdehyde ratio proceeded efficiently to give selectively the antialdol diastereomeric products in high yields and with up to 99 enantiomeric excess

101016jtet201106042  Deepdyve

101016jtet201106042 Deepdyve

Jun 11 2020 the desired aldol products were obtained in high yields up to 94 and good enantioselectivities up to 97 ee 17a in addition li and coworkers examined dipeptide 1c oh in the asymmetric aldol reaction of different ketones and aldehydes in solid phase media al 2 o 3 using 14diazabicyclo222octane as additive observing

Efficient Ball Mill Procedure In The Aldol Reaction

Efficient Ball Mill Procedure In The Aldol Reaction

Jos g hern ndez eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 101016jtet201106042 67 36 2011 chat online efficient ball mill procedure in the green asymmetric

Pdf Solventfree Asymmetric Aldol Reaction

Pdf Solventfree Asymmetric Aldol Reaction

Furthermore the enantiomeric excesses in aldol product 6a were ndez et al tetrahedron 68 2012 92e97 jg herna 95 meo o table 3 s scope of the direct asymmetric aldol reaction of cyclic ketones with various alde n hydes catalyzed by ss1d under ballmilling conditionsa h o o o oh n o no2 7 mol ss1d h r r syn isomer ball

A Highly Efficient Asymmetric Organocatalytic Aldol

A Highly Efficient Asymmetric Organocatalytic Aldol

May 22 2007 antialdol products with up to 99 enantiomeric excess ee have been obtained by proline catalysis in excellent yields under experimentally simple solventfree conditionsefficient mixing of all the components is accomplished by applying a mechanochemical technique ball milling the catalysis is air and moisture tolerant and can be performed with nonpurified starting materials

The Ion Tag Strategy As A Route To Highly Efficient

The Ion Tag Strategy As A Route To Highly Efficient

Jos g hern ndez and eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 67 36 6953 2011

Water In Stereoselective Organocatalytic Reactions

Water In Stereoselective Organocatalytic Reactions

Jan 20 2009 jos g hern ndez and eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 67 36 6953 2011

Jos233 G Hern225ndez  Senior Research Associate  Ruer

Jos233 G Hern225ndez Senior Research Associate Ruer

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron sept 2011 the organocatalytic activity of sprolinebased dipeptides 1ac has been evaluated in the asymmetric aldol reaction between representative ketones with various

Aldol Condensation Research Papers  Academiaedu

Aldol Condensation Research Papers Academiaedu

Organic chemistry ketone aldol condensation sulfonamides of homoproline and dipeptides as organocatalysts for michael and aldol reactions abstract sulfonamides of the nonnatural amino acid homoproline and the dipeptide prophe were synthesised and evaluated for their catalytic activity in michael and aldol reactions

Ball Mills Stop Procedure Pdf

Ball Mills Stop Procedure Pdf

efficient ballmill procedure in the green efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water get price

Clean And Efficient Onepot Synthesis Of New 2oxo23

Clean And Efficient Onepot Synthesis Of New 2oxo23

Oct 11 2015 ball milling solventfree catalystfree onepot synthesis dihydro1hpyrrole3carboxylic acid dihydropyridine3carboxylic acid introduction ball milling is a mechanical technique widely used for grinding solids with balls in a rotating vial to obtain fine particles 14 ball milling has recently attracted increasing attention from

Proline3aminoester Dipeptides As Efficient Catalysts

Proline3aminoester Dipeptides As Efficient Catalysts

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 2011 67 36 69536959

Dr Jos233 G Hern225ndez  Google Scholar

Dr Jos233 G Hern225ndez Google Scholar

Efficient ballmill procedure in the greenasymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water jg hern ndez e juaristi tetrahedron 67

Rua A Highly Efficient Solventfree Asymmetric Direct

Rua A Highly Efficient Solventfree Asymmetric Direct

A highly efficient solventfree asymmetric direct aldol reaction organocatalyzed by recoverable sbinamlprolinamides and ball mill technique these procedures allow one to reduce not only the amount of required ketone to 2 equiv but also the reaction time to give the aldol products with regio diastereo and enantioselectivities

Asymmetric Catalysis  Home Icm

Asymmetric Catalysis Home Icm

23 hern ndez jg juaristi e efficient ballmill procedure inthe green asymmetric aldol reaction organocatalyzed bysprolinecontaining dipeptides in the presence of

Efficient Ballmill Procedure In The Green Asymmetric

Efficient Ballmill Procedure In The Green Asymmetric

Sep 09 2011 in summary sprolinebased dipeptides 1ac were prepared and evaluated as organocatalysts in the asymmetric aldol reaction under solventfree condition in a ball mill it was found that dipeptide s s prolinetryptophanco 2 me 1c is the most efficient catalyst

Efficient Ballmill Procedure In The Green Asymmetric

Efficient Ballmill Procedure In The Green Asymmetric

Sep 09 2011 in summary sprolinebased dipeptides 1ac were prepared and evaluated as organocatalysts in the asymmetric aldol reaction under solventfree condition in a ball mill it was found that dipeptide s s prolinetryptophanco 2 me 1c is the most efficient catalyst

Efficient Ballmill Procedure In The Green Asymmetric

Efficient Ballmill Procedure In The Green Asymmetric

The organocatalytic activity of sprolinebased dipeptides 1ac has been evaluated in the asymmetric aldol reaction between representative ketones with various aromatic aldehydes under solventfree conditions in a ball millin particular the methyl ester of sprolinestryptophan ss1c proved to be an efficient organocatalyst and the aldol reaction proceeded with good chemical

101016jtet201106042  Deepdyve

101016jtet201106042 Deepdyve

Jun 11 2020 the desired aldol products were obtained in high yields up to 94 and good enantioselectivities up to 97 ee 17a in addition li and coworkers examined dipeptide 1c oh in the asymmetric aldol reaction of different ketones and aldehydes in solid phase media al 2 o 3 using 14diazabicyclo222octane as additive observing

Efficient Ballmill Procedure In The Green Asymmetric

Efficient Ballmill Procedure In The Green Asymmetric

The organocatalytic activity of sprolinebased dipeptides 1ac has been evaluated in the asymmetric aldol reaction between representative ketones with various aromatic aldehydes under solventfree conditions in a ball millin particular the methyl ester of sprolinestryptophan ss1c proved to be an efficient organocatalyst and the aldol reaction proceeded with good chemical

101016jtet201106042  Deepdyve

101016jtet201106042 Deepdyve

Jun 11 2020 the desired aldol products were obtained in high yields up to 94 and good enantioselectivities up to 97 ee 17a in addition li and coworkers examined dipeptide 1c oh in the asymmetric aldol reaction of different ketones and aldehydes in solid phase media al 2 o 3 using 14diazabicyclo222octane as additive observing

Efficient Ball Mill Procedure In The Aldol Reaction

Efficient Ball Mill Procedure In The Aldol Reaction

Jos g hern ndez eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 101016jtet201106042 67 36 2011

Asymmetric Aldol Reaction Organocatalyzed By Sproline

Asymmetric Aldol Reaction Organocatalyzed By Sproline

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 2011 67 36 69536959 httpsdoiorg101016jtet201106042 jose g hernandez eusebio juaristi

Efficient Ball Mill Procedure In The Aldol Reaction

Efficient Ball Mill Procedure In The Aldol Reaction

Jos g hern ndez eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 101016jtet201106042 67 36 2011

Pdf Solventfree Asymmetric Aldol Reaction

Pdf Solventfree Asymmetric Aldol Reaction

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water by eusebio juaristi new simple hydrophobic proline derivatives as highly active and stereoselective catalysts for the direct asymmetric aldol reaction in aqueous medium

Asymmetric Aldol Reaction Organocatalyzed By Sproline

Asymmetric Aldol Reaction Organocatalyzed By Sproline

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 2011 67 36 69536959 httpsdoiorg101016jtet201106042 jose g hernandez eusebio juaristi

Asymmetric Aldol Reaction Organocatalyzed By Sproline

Asymmetric Aldol Reaction Organocatalyzed By Sproline

The organocatalytic activity of the methyl ester of sprolinesphenylalanine ss2 in the asymmetric aldol reaction between cyclohexanone and acetone with various aromatic aldehydes under solventfree conditions in a ball mill has been evaluated dipeptide ss2 catalyzed the stereoselective formation of the expected aldol products with higher diastereo and enantioselectivity

Pdf Solventfree Asymmetric Aldol Reaction

Pdf Solventfree Asymmetric Aldol Reaction

Efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water by eusebio juaristi new simple hydrophobic proline derivatives as highly active and stereoselective catalysts for the direct asymmetric aldol reaction in aqueous medium

The Ion Tag Strategy As A Route To Highly Efficient

The Ion Tag Strategy As A Route To Highly Efficient

Jos g hern ndez and eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 67 36 6953 2011

Asymmetric Aldol Reaction Organocatalyzed By Sproline

Asymmetric Aldol Reaction Organocatalyzed By Sproline

The organocatalytic activity of the methyl ester of sprolinesphenylalanine ss2 in the asymmetric aldol reaction between cyclohexanone and acetone with various aromatic aldehydes under solventfree conditions in a ball mill has been evaluated dipeptide ss2 catalyzed the stereoselective formation of the expected aldol products with higher diastereo and enantioselectivity

Investigating Sequence Space How Important Is The Spatial

Investigating Sequence Space How Important Is The Spatial

Apr 24 2008 jos g hern ndez eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 101016jtet201106042 67 36 69536959 2011

The Ion Tag Strategy As A Route To Highly Efficient

The Ion Tag Strategy As A Route To Highly Efficient

Jos g hern ndez and eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 67 36 6953 2011

Aldol Condensation Research Papers  Academiaedu

Aldol Condensation Research Papers Academiaedu

Organic chemistry ketone aldol condensation sulfonamides of homoproline and dipeptides as organocatalysts for michael and aldol reactions abstract sulfonamides of the nonnatural amino acid homoproline and the dipeptide prophe were synthesised and evaluated for their catalytic activity in michael and aldol reactions

Investigating Sequence Space How Important Is The Spatial

Investigating Sequence Space How Important Is The Spatial

Apr 24 2008 jos g hern ndez eusebio juaristi efficient ballmill procedure in the green asymmetric aldol reaction organocatalyzed by sprolinecontaining dipeptides in the presence of water tetrahedron 101016jtet201106042 67 36 69536959 2011

Aldol Condensation Research Papers  Academiaedu

Aldol Condensation Research Papers Academiaedu

Organic chemistry ketone aldol condensation sulfonamides of homoproline and dipeptides as organocatalysts for michael and aldol reactions abstract sulfonamides of the nonnatural amino acid homoproline and the dipeptide prophe were synthesised and evaluated for their catalytic activity in michael and aldol reactions

You May Also Like

  1. Miniature Ball Mill Equipment From Nigeria
  2. Mining Ball Mill Atmosphere From Egypt
  3. Mining Ball Mill Machine For Mining Separator
  4. Mining Ball Mill On Sales Of Page 8 Quality Mining Ball
  5. Mining Ball Mill Spare Parts Buy Ball Mill End Cap
  6. Mining Ball Mills Afric
  7. Mining Closed Circuit Ball Mill
  8. Mining Equipment Quarry Ore Cutting Machine Ball Mill For
  9. Mining Fineness Control Technology Through Ball Mill From India
  10. Mining Grinding Ball Mills Mills Amp Amp Grinding Ball Mills From Canada
  11. Rotary Kiln Cement Grinding Mills Trends
  12. Rotary Kiln Cement Industry Book Pdf Free Pakistan