Found 9617 Results / Page 167 of 481
2008 / The Journal of Physical Chemistry A
S-(−)-Perillaldehyde (4-isopropenylcyclohex-1-ene-1-carbaldehyde) is a secondary metabolite and an atmospheric pollutant obtained from the oxidation of other terpenes, as limonene and… Continue reading Conformational Flexibility in Terpenes: Vibrational Circular Dichroism (VCD), Infrared and Raman Study of S-(−)-Perillaldehyde
2009 / Angewandte Chemie
Chiral discs: Seemingly flat disc‐like molecules form a columnar phase and spontaneously segregate into macroscopic chiral domains (deracemization). Quantum chemical… Continue reading Spontaneous Deracemization of Disc‐like Molecules in the Columnar Phase
2018 / CHEMISTRY CRYSTENG
This paper reports on the polymorphism of 2-propyl-1H-benzimidazole (2PrBzIm) induced by temperature change. Upon heating, an irreversible reconstructive-type phase transition… Continue reading Conformational aspects of polymorphs and phases of 2-propyl-1H-benzimidazole
2012 / Tetrahedron: Asymmetry
(S)-(−)-Perillyc acid (4-isopropenylcyclohexene-1-carboxylic acid) is an intermediate in the limonene and pinene pathway degradation and its measurement in urine is… Continue reading Conformational landscape and hydrogen bonding in (S)-(−)-perillyc acid: experimental VCD, IR, Raman, and theoretical DFT studies
2017 / Physical Chemistry Chemical Physics
1H-Indazole derivatives exhibit a remarkable property since some of them form chiral supramolecular structures starting from achiral monomers. The present… Continue reading Supramolecular organization of perfluorinated 1H-indazoles in the solid state using X-ray crystallography, SSNMR and sensitive (VCD) and non sensitive (MIR, FIR and Raman) to chirality vibrational spectroscopies
2017 / The Journal of Physical Chemistry A
2-Propyl-1H-benzimidazole (2PrBzIm) is a small molecule, commercially available, which displays a curious behavior in the solid state. 2PrBzIm, although devoid of… Continue reading The Curious Case of 2-Propyl-1H-benzimidazole in the Solid State: An Experimental and Theoretical Study
2009 / Physical Chemistry Chemical Physics
S-(−)-Limonene oxide (4-isopropenyl-1-methyl-7-oxabicyclo[4.1.0]heptane) is a secondary metabolite and an atmospheric pollutant product of oxidation of other terpenes, such as limonene and α-pinene, among others. For the first… Continue reading Conformational preference of a chiral terpene: vibrational circular dichroism (VCD), infrared and Raman study of S-(−)-limonene oxide
2012 / New Journal of Chemistry
A survey of the Cambridge Crystallographic Database reveals that there are 17 1H-indazoles forming dimers (7), trimers (4) and catemers… Continue reading The chiral structure of 1H-indazoles in the solid state: a crystallographic, vibrational circular dichroism and computational study
2006 / The Journal of Physical Chemistry A
2015 / Journal of Molecular Graphics and Modelling
A thorough DFT and MM study of the conformational landscape, molecular and electronic structures of (−)-S-anabasine is reported aimed to… Continue reading Conformational properties of chiral tobacco alkaloids by DFT calculations and vibrational circular dichroism: (−)-S-anabasine
2014
2011 / Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
2013 / Structural chemistry
A study of the molecular structure of (1R,2S,5R)-(−)-menthol and the hydrogen bond networks formed by this species in solution is… Continue reading Hydrogen bonding network in a chiral alcohol: (1R,2S,5R)-(−)-menthol. Conformational preference studied by IR–Raman–VCD spectroscopies and quantum chemical calculations
2012 / Tetrahedron: Asymmetry
Herein we report a study of the most stable conformers of the chiral crown ether (all-S)-(18-crown-6)-2,3,11,12-tetracarboxylic acid (18c6H4), which constitutes… Continue reading Conformational landscape of a chiral crown ether: a vibrational circular dichroism spectroscopy and computational study
2011 / Bulletin of the Chemical Society of Japan
A silver/DBU catalyst system was developed for the effective synthesis of cyclic carbonate and oxazolidinone from the reaction of CO2… Continue reading Silver-Catalyzed Carbon Dioxide Incorporation and Rearrangement on Propargylic Derivatives
2017 / Royal Society of Chemistry
A new cembrane diterpene named incensfuran (1), biogenetically derived from incensole (2), was isolated from crude extracts of the Boswellia papyrifera Hochst.… Continue reading Incensfuran: isolation, X-ray crystal structure and absolute configuration by means of chiroptical studies in solution and solid state
2017 / Nanoscale Horizons
Constructing novel chiral inorganic nanomaterials is an emerging branch in chirality research. In this work, by employing a solid magnesiothermic… Continue reading Self-directing chiral information in solid–solid transformation: unusual chiral-transfer without racemization from amorphous silica to crystalline silicon
2019 / Nanoscale Advances
Transfer of chirality from chiral organic molecules to metallic nanoparticles (NPs) is a very attractive field of research and some… Continue reading Unusual chirality transfer from silica to metallic nanoparticles with formation of distorted atomic array in crystal lattice structure
2017 / Molecules
Leishmaniosis is a neglected tropical disease which affects several millions of people worldwide. The current drug therapies are expensive and… Continue reading (R)-(−)-Aloesaponol III 8-Methyl Ether from Eremurus persicus: A Novel Compound against Leishmaniosis
2017 / ACS Omega
Silane coupling agents are well-known as surface modifiers for various kinds of silica (SiO2). However, in the present research, it… Continue reading Unexpected “Hammerlike Liquid” to Pulverize Silica Powders to Stable Sols and Its Application in the Preparation of Sub-10 nm SiO2 Hybrid Nanoparticles with Chirality
