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Page 1
Chirality in Light-Matter Interaction.
Lininger A, Palermo G, Guglielmelli A, Nicoletta G, Goel M, Hinczewski M, Strangi G. Lininger A, et al. Adv Mater. 2023 Aug;35(34):e2107325. doi: 10.1002/adma.202107325. Epub 2022 May 9. Adv Mater. 2023. PMID: 35532188 Review.
This growth has been aided by the development of scientific and technological tools enabling the manipulation of light at deeply sub-wavelength scales, unlocking a large variety of novel phenomena spanning traditionally distant research areas. Here, the role of chirality i …
This growth has been aided by the development of scientific and technological tools enabling the manipulation of light at deeply sub-wavelen …
Bispidine as a promising scaffold for designing molecular machines.
Singh H, Chenna A, Gangwar U, Dutta S, Kurur ND, Goel G, Haridas V. Singh H, et al. Org Biomol Chem. 2023 Nov 22;21(45):9054-9060. doi: 10.1039/d3ob01406a. Org Biomol Chem. 2023. PMID: 37937510
Studies on homochiral and heterochiral bispidine-peptides revealed that the direction of rotation can be controlled by chirality and the nature of the amino acid....
Studies on homochiral and heterochiral bispidine-peptides revealed that the direction of rotation can be controlled by chirality and …
Simultaneous achiral-chiral analysis of pharmaceutical compounds using two-dimensional reversed phase liquid chromatography-supercritical fluid chromatography.
Venkatramani CJ, Al-Sayah M, Li G, Goel M, Girotti J, Zang L, Wigman L, Yehl P, Chetwyn N. Venkatramani CJ, et al. Talanta. 2016 Feb 1;148:548-55. doi: 10.1016/j.talanta.2015.10.054. Epub 2015 Oct 22. Talanta. 2016. PMID: 26653484
This online two-dimensional chromatographic system utilizing RPLC in the first dimension and SFC in the second was developed to achieve simultaneous achiral and chiral analysis of pharmaceutical compounds. The interface consists of an eight-port, dual-position switching va …
This online two-dimensional chromatographic system utilizing RPLC in the first dimension and SFC in the second was developed to achieve simu …
Optimization of a two-dimensional liquid chromatography-supercritical fluid chromatography-mass spectrometry (2D-LC-SFS-MS) system to assess "in-vivo" inter-conversion of chiral drug molecules.
Goel M, Larson E, Venkatramani CJ, Al-Sayah MA. Goel M, et al. J Chromatogr B Analyt Technol Biomed Life Sci. 2018 May 1;1084:89-95. doi: 10.1016/j.jchromb.2018.03.029. Epub 2018 Mar 15. J Chromatogr B Analyt Technol Biomed Life Sci. 2018. PMID: 29579733
Enantioselective analysis is an essential requirement during the pharmaceutical development of chiral drug molecules. In pre-clinical and clinical studies, the Food and Drug Administration (FDA) mandates the assessment of "in vivo" inter-conversion of chiral drugs t …
Enantioselective analysis is an essential requirement during the pharmaceutical development of chiral drug molecules. In pre-clinical …
Chiral separation of labetalol stereoisomers in human plasma by capillary electrophoresis.
Goel TV, Nikelly JG, Simpson RC, Matuszewski BK. Goel TV, et al. J Chromatogr A. 2004 Feb 20;1027(1-2):213-21. doi: 10.1016/j.chroma.2003.08.082. J Chromatogr A. 2004. PMID: 14971505
A newly derivatized cyclodextrin [octakis-(2,3-diacetyl-6-sulfato)-gamma-cyclodextrin] was investigated as a chiral selector in capillary zone electrophoresis in a study of the chiral separation of labetalol stereoisomers. ...
A newly derivatized cyclodextrin [octakis-(2,3-diacetyl-6-sulfato)-gamma-cyclodextrin] was investigated as a chiral selector in capil …
Synthesis, optical resolution, absolute configuration, and osteogenic activity of cis-pterocarpans.
Goel A, Kumar A, Hemberger Y, Raghuvanshi A, Jeet R, Tiwari G, Knauer M, Kureel J, Singh AK, Gautam A, Trivedi R, Singh D, Bringmann G. Goel A, et al. Org Biomol Chem. 2012 Dec 28;10(48):9583-92. doi: 10.1039/c2ob25722j. Epub 2012 Sep 6. Org Biomol Chem. 2012. PMID: 22955848
Optical resolution of the respective enantiomers was accomplished by analytical and semi-preparative HPLC on a chiral stationary phase. For medicarpin and its synthetic derivative 9-demethoxymedicarpin, the absolute configuration was confirmed by a combination of experimen …
Optical resolution of the respective enantiomers was accomplished by analytical and semi-preparative HPLC on a chiral stationary phas …
An efficient stereoselective synthesis of [3S(1S,9S)]-3-[[[9-(benzoylamino) octahydro-6,10-dioxo-6H-pyridazino-(1,2-a)(1,2)-diazepin-1-yl]-carbonyl ]amino]-4-oxobutanoic acid, an interleukin converting enzyme (ICE) inhibitor.
Chen MH, Goel OP, Hyun JW, Magano J, Rubin JR. Chen MH, et al. Bioorg Med Chem Lett. 1999 Jun 7;9(11):1587-92. doi: 10.1016/s0960-894x(99)00236-x. Bioorg Med Chem Lett. 1999. PMID: 10386941
The title compound 1 is a potent interleukin-1beta-converting enzyme (ICE) inhibitor. Recently, an efficient chiral synthesis of compound 1 has been accomplished in our labs. ...
The title compound 1 is a potent interleukin-1beta-converting enzyme (ICE) inhibitor. Recently, an efficient chiral synthesis of comp …
Rotationally Hindered Biphenyls and Terphenyls: Synthesis, Molecular Dynamics, and Configurational Assignment.
Goel A, Kumar V, Hemberger Y, Singh FV, Nag P, Knauer M, Kant R, Raghunandan R, Maulik PR, Bringmann G. Goel A, et al. J Org Chem. 2016 Nov 18;81(22):10721-10732. doi: 10.1021/acs.joc.6b01804. Epub 2016 Oct 25. J Org Chem. 2016. PMID: 27732783
The resolution of the respective four atropisomers of the naphthalene-substituted biphenyls and terphenyls bearing 1,2-type or 1,3-type chiral biaryl axes was achieved by HPLC on a chiral phase. The absolute stereostructures of 6a and 9a were determined by the combi …
The resolution of the respective four atropisomers of the naphthalene-substituted biphenyls and terphenyls bearing 1,2-type or 1,3-type c …
Synthetic minimalistic tryptophan zippers as a chiroptical switch.
Haridas V, Sadanandan S, Dhawan S, Mishra R, Jain I, Goel G, Hu Y, Patel S. Haridas V, et al. Org Biomol Chem. 2017 Feb 21;15(7):1661-1669. doi: 10.1039/c6ob02617f. Epub 2017 Jan 27. Org Biomol Chem. 2017. PMID: 28128389
In this paper, we presented a new design strategy for a peptide-based chiral supramolecular assembly. A series of aryl linked peptides 1a-1f were designed and synthesized. ...In addition to that, we also found that the handedness of supramolecular chirality is depen …
In this paper, we presented a new design strategy for a peptide-based chiral supramolecular assembly. A series of aryl linked peptide …
Synthesis, optical resolution, and configurational assignment of novel axially chiral quateraryls.
Goel A, Singh FV, Kumar V, Reichert M, Gulder TA, Bringmann G. Goel A, et al. J Org Chem. 2007 Sep 28;72(20):7765-8. doi: 10.1021/jo071097b. Epub 2007 Sep 5. J Org Chem. 2007. PMID: 17784773
Exemplarily for one of the quateraryls, the optical resolution of the respective atropo-enantiomers by HPLC on a chiral phase and the assignment of their absolute axial configurations succeeded by LC-CD coupling in combination with semiempirical CNDO/S and TDDFT CD calcula …
Exemplarily for one of the quateraryls, the optical resolution of the respective atropo-enantiomers by HPLC on a chiral phase and the …
11 results