Results 1 to 10 of about 20,834 (162)
Resolution of a Metastable Racemic Compound of Anhydrous Phencyphos by Hydrate Formation
The resolution of 2-hydroxy-5,5-dimethyl-4-phenyl-1,3,2-dioxaphosphorinan 2-oxide (phencyphos) was achieved by dissolution of anhydrous racemic phencyphos, a racemic compound, accompanied by simultaneous secondary nucleation of the dissolved racemate on ...
Michel Leeman, Richard M. Kellogg
doaj +3 more sources
A Newly Discovered Racemic Compound of Pioglitazone Hydrochloride Is More Stable than the Commercial Conglomerate [PDF]
Chengcheng Zhang, Adam J Matzger
exaly +2 more sources
This study focuses on developing and evaluating two novel enantioselective biomimetic models for the active centers of oxidases (ascorbate oxidase and catalase).
Didier Gómez +4 more
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6,8-Dichloro-3-(pyridin-2-yl)-2-[1-(pyridin-2-yl)ethyl]-1,2-dihydroquinoxaline
The crystal structure of the racemic title compound, C20H16Cl2N4 is described, where the formation of a di-substituted 6,8-dichloro quinoxaline, containing two stereogenic centres, is confirmed.
Frederick P. Malan +2 more
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IV.—Characterisation of racemic compounds [PDF]
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Kipping, Frederic Stanley +1 more
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On the pairwise cocrystallization of racemic compounds
In the field of crystallization-based chiral resolution, preferential crystallization is particularly interesting.
Fuli Zhou +4 more
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Simultaneous Chiral Resolution of Two Racemic Compounds by Preferential Cocrystallization** [PDF]
Abstract We tap into an unexplored area of preferential crystallization, being the first to develop simultaneous chiral resolution of two racemic compounds by preferential cocrystallization. We highlight how the two racemic compounds RS ‐mandelic acid (MAN) and
Fuli Zhou +6 more
openaire +5 more sources
LIV.—Existence of racemic compounds in the liquid state [PDF]
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Mitchell, Alec Duncan, Smith, Clarence
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Praziquantel (PZQ) is the first-line drug used against schistosomiasis, one of the most common parasitic diseases in the world. A series of crystalline structures including two new polymorphs of the pure drug and a series of cocrystals of PZQ have been ...
Debora Zanolla +8 more
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Deracemization of a Racemic Compound by Using Tailor‐Made Additives [PDF]
AbstractViedma ripening is a process that combines abrasive grinding of a slurry of crystals with solution‐phase racemization, resulting in solid‐phase deracemization. One of the major disadvantages of Viedma ripening is that the desired compound needs to crystallize as a racemic conglomerate, accounting for only 5–10 % of all chiral molecules. Herein,
Anthonius H. J. Engwerda +5 more
openaire +3 more sources

