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[PDF] Top 20 Separation of 1,1'-bi-2-naphthol enantiomers by continuous chromatography in simulated moving bed

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Separation of 1,1'-bi-2-naphthol enantiomers by continuous chromatography in simulated moving bed

Separation of 1,1'-bi-2-naphthol enantiomers by continuous chromatography in simulated moving bed

... The design problem of a T M B (or its equivalent SMB) consists on setting the flow rates in each section allowing the desired separation. These constraints are expresse[r] ... See full document

13

Programming and Control of a Single-Column Analog Simulated Moving Bed Process

Programming and Control of a Single-Column Analog Simulated Moving Bed Process

... True Moving Bed process was developed, employing unique operating principles and conferring a number of valuable benefits to the chromatographic separation ...a continuous movement, ... See full document

81

Separation of nadolol racemates by fixed-bed and continuous preparative liquid chromatography using C18 columns

Separation of nadolol racemates by fixed-bed and continuous preparative liquid chromatography using C18 columns

... achiral separation step, to be followed by two subsequent parallel chiral separation ...3,4 In this first achiral step, C18 columns are used to perform the separation of the two ... See full document

6

Bioactive compounds separation with simulated moving bed technology

Bioactive compounds separation with simulated moving bed technology

... objective of this master thesis is studying the separation of two triterpenic acids (oleanolic and ursolic acids) from a mixture through chromatography, to perform their isolation by ... See full document

74

Design of simulated moving bed and Varicol processes for preparative separations with a low number of columns

Design of simulated moving bed and Varicol processes for preparative separations with a low number of columns

... Simulated moving bed (SMB) chromatography is The first publications addressing the use of SMB a continuous chromatographic process that over- technology for the production ... See full document

12

Particles Swarm Optimization for Chiral Separation by True Moving Bed Chromatography

Particles Swarm Optimization for Chiral Separation by True Moving Bed Chromatography

... The bi-naphthol enantiomers are part of a group called chiral ...common in the health-related field due to their medical effects. In fact, the two enantiomers have ... See full document

112

Simulated moving bed separators/reactors : application to the synthesis of 1,1- dibutoxyethane (DBE)

Simulated moving bed separators/reactors : application to the synthesis of 1,1- dibutoxyethane (DBE)

... and in terms of energy consumption savings, since it is based on the selective adsorption rather selective evaporation; therefore, the use of high temperatures is not ...as in classical batch ... See full document

218

Separation of enantiomers of 1a,2,7,7a-tetrahydro-3-methoxynaphtha-(2,3b)-oxirane by liquid chromatography: laboratory-scale elution chromatography and modelling of simulated moving bed

Separation of enantiomers of 1a,2,7,7a-tetrahydro-3-methoxynaphtha-(2,3b)-oxirane by liquid chromatography: laboratory-scale elution chromatography and modelling of simulated moving bed

... Simulation of continuous chromatographic separation of the racemic mixture of Sandoz epoxide in a simulated moving bed was carried out and the effect of mass transfer coeffici[r] ... See full document

9

Separation of nadolol racemates by high pH reversed-phase preparative chromatography

Separation of nadolol racemates by high pH reversed-phase preparative chromatography

... pure enantiomers [31] . Despite the large amounts of enantiomer provided by the first strategy, asymmetric synthesis is also time consuming and has the disadvantage of producing only one pure ... See full document

13

Separation of enantiomers of a chiral epoxide by simulated moving bed chromatography

Separation of enantiomers of a chiral epoxide by simulated moving bed chromatography

... cavities of the polysaccharide patented in the early 1960s by UOP for separating ...strength of the interaction will be petrochemical mixtures ...determined by the fit of the ... See full document

19

Separation of Ternary Mixtures by Pseudo-Simulated Moving-Bed Chromatography: Separation Region Analysis

Separation of Ternary Mixtures by Pseudo-Simulated Moving-Bed Chromatography: Separation Region Analysis

... presented in Tab. 1, it can be concluded that in this case the harder separation is between the components B and C, since the selectivity factors are a AB = K B /K A = ...Strategy 1 ... See full document

11

Influence of solvent composition on chiral separation of flurbiprofen and ketoprofen enantiomers using simulated moving bed chromatography

Influence of solvent composition on chiral separation of flurbiprofen and ketoprofen enantiomers using simulated moving bed chromatography

... Quality by Design, Quality Systems Management, Science- based Risk Management, Process Analytical Technology and Continuous Process Improvement as tools that can be incorporated into basic drug development ... See full document

42

Cyclic steady state of simulated moving bed processes for enantiomers separation

Cyclic steady state of simulated moving bed processes for enantiomers separation

... constituted by a set of identical fixed bed columns connected in a series ( ...mixture of more strongly adorbed component (A) and eluent, and the raffinate, which includes the less ... See full document

12

Enantiomers separation by simulated moving bed chromatography. Non-instantaneous equilibrium at the solid-fluid interface

Enantiomers separation by simulated moving bed chromatography. Non-instantaneous equilibrium at the solid-fluid interface

... chiral separation by SMB which is the adsorbent regeneration ...outlet chromatography resides in two basic aspects: (1) streams are the extract, which should be enriched correct choice ... See full document

14

Chiral separation by SMB chromatography

Chiral separation by SMB chromatography

... chiral separation by simulated moving bed (SMB) ...prediction of the cyclic steady-state performance of the SMB, based on the analogy with the true moving ... See full document

11

Application of binary packing for starch separation by hydrodynamic chromatography

Application of binary packing for starch separation by hydrodynamic chromatography

... Investigations of hydrodynamic chromatography (HDC) separations of dextran and polyethylene glycol of different molecular mass were performed previously, using a monosize and binary packed ... See full document

5

Separation of Hexane Isomers in ZIF ‑8 by Fixed Bed Adsorption

Separation of Hexane Isomers in ZIF ‑8 by Fixed Bed Adsorption

... understanding of the dynamics of sorption of all five hexane isomers in ...sorption of branched isomers is kinetically ...solid in the bed is extremely important, a very ... See full document

17

Chiral separation by SMB chromatography

Chiral separation by SMB chromatography

... F Preparative Enantiomer Separation Techniques including Chromatography (LC, GC, CCC) and Membrane Technology. DEVELOPMENT OF ENANTIOSELECTIVE LARGE SCALE PREPARATIVE SEPARATIONS[r] ... See full document

7

Separation of nadolol racemates by high pH reversed-phase preparative fixed-bed chromatography: comparison of C18 materials

Separation of nadolol racemates by high pH reversed-phase preparative fixed-bed chromatography: comparison of C18 materials

... Extraction and recovery of phenolic compounds from biomass residues using aqueous solutions of ionic liquids, E.LP. microalgae through supercritical fluid extraction: optimization of[r] ... See full document

5

OPTIMAL DESIGN AND OPERATION OF COMPACT SIMULATED MOVING BED PROCESSES FOR ENANTIOSEPARATIONS

OPTIMAL DESIGN AND OPERATION OF COMPACT SIMULATED MOVING BED PROCESSES FOR ENANTIOSEPARATIONS

... goal of this work is the development of a robust control system for chiral SMB separations, ...fulfillment of product and process ...calculation of purity and ...jective in mind, ... See full document

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