Non-symmetric liquid crystal dimers containing an isoflavone moiety

TN Chan, Z Lu, WS Yam, GY Yeap, CT Imrie - Liquid Crystals, 2012 - Taylor & Francis
The first series of liquid crystal dimers to contain an isoflavone-based moiety has been
prepared, the α-(4'-methoxy-3-phenyl-4 H-1-benzopyran-4-one-7-oxy)-ω-(4 …

Synthesis, spectroscopic and mesomorphic studies on heterocyclic liquid crystals with 1, 3-oxazepine-4, 7-dione, 1, 3-oxazepane-4, 7-dione and 1, 3-oxazepine-1, 5 …

GY Yeap, AKT Mohammad, H Osman - Journal of Molecular Structure, 2010 - Elsevier
Three series of newly derived 3-substituted-phenyl-2-(4-(tetradecyloxy) phenyl)-2, 3-dihydro-
1, 3-oxazepine-4, 7-diones, 3-substituted-phenyl-2-(4-(tetradecyloxy) phenyl)-1, 3 …

Non-symmetric chiral isoflavone dimers: synthesis, characterisation and mesomorphic behaviour

GY Yeap, TN Chan, WS Yam, K Madrak… - Liquid …, 2012 - Taylor & Francis
A new series of non-symmetric chiral isoflavone-based liquid crystalline dimers, α-(2-
methylbutyl-4′-(4 ″-phenyloxy) benzoate)-ω-(3-(4′-decyloxyphenyl)-4H-1-benzopyran-4 …

First isoflavone-based hexacatenar derivatives with columnar liquid crystalline self-assembly and binding selectivity behavior

N Li, X Xie, S Wang, X Yi, J Leng, Z Sun, Z Jiang - Soft Materials, 2023 - Taylor & Francis
The incorporation of different functional groups into organic molecules is a common method
to construct soft liquid crystalline materials with multiple properties and adjust mesophases …

Synthesis, characterization and theoretical study of a new liquid crystal compound with an oxazepine core

AKT Mohammad, GY Yeap, H Osman - Journal of Molecular Structure, 2015 - Elsevier
A novel synthesis of heterocyclic liquid crystal compounds containing a seven-membered 1,
3-oxazepine with terminal alkyloxy chains has been carried out. The molecular structures of …

Synthesis and anisotropic properties of novel asymmetric diones fused with 1, 3-oxazepine and oxazepane rings

GY Yeap, AT Mohammad, H Osman - Molecular Crystals and …, 2012 - Taylor & Francis
Novel synthesis of heterocyclic liquid crystal compounds containing seven-membered 1, 3-
oxazepine-4, 7-diones, 5, 6-dihydro-1, 3-oxazepane-4, 7-diones, and 5, 6-benzo [e][,] …

New para-substituted non-symmetric isoflavones for their fast photo-switching ability: synthesis and their liquid crystal characterization

AR Yuvaraj, WS Yam, TN Chan, YP Goh… - Spectrochimica Acta Part …, 2015 - Elsevier
The first example of non-symmetric isoflavone-based fast photo-switchable liquid crystals
with different functional groups at the terminal position were synthesized and characterized …

Non-symmetrical liquid crystal dimers armed with azobenzene and 1, 2, 3-triazole-cholesterol

A Alshargabi, GY Yeap, WAK Mahmood, CC Han… - Liquid …, 2015 - Taylor & Francis
New non-symmetrical dimers which contain respective side units of azobenzene and 1, 2, 3-
triazole-choloesteral have been synthesised from the reaction between 6-azido-[4-(4 …

Smectogenic and nematogenic liquid crystals of a new series of heterocyclic derivatives bearing an ester terminal chain: Synthesis, characterization, and theoretical …

AT Mohammad, GY Yeap, H Osman - Molecular Crystals and …, 2016 - Taylor & Francis
The synthesis and mesomorphic properties of novel ester derivatives of three series
heterocyclic 1, 3-oxazepinediones and the 1, 3-oxazepandione moiety (a–c) are described …