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1

Synthesis and Phase Behavior of New Isoflavone Derivatives: Crystal Structure of 7-Hexyloxy-3-[4′-(3-methylbutyloxy)phenyl]-4H-1-benzopyran-4-one

Yeap, Guan-Yeow, Yam, Wan-Sinn, Takeuchi, Daisuke, Kakeya, Masaki, Osakada, Kohtaro

Journal:

Molecular Crystals and Liquid Crystals

Year:

2008

Language:

english

File:

PDF, 545 KB

english, 2008

2

Mesomorphic behavior of new azomethine liquid crystals having terminal iodo group

Sie-Tiong Ha, Teck-Leong Lee, Guan-Yeow Yeap, Masato M. Ito, Ayumu Saito, Masaaki Watanabe

Journal:

Chinese Chemical Letters

Year:

2011

Language:

english

File:

PDF, 198 KB

english, 2011

3

Synthesis, mesomorphic properties and X-ray diffraction studies on 7-alkyloxy-3-(4-alkyloxyphenyl-4H-1-benzopyran-4-one: Crystal structure of 7-hexyloxy-3-(4-hexyloxyphenyl)-4H-1-benzopyran-4-one

Guan-Yeow Yeap, Wan-Sinn Yam, Lucasz Dobrzyscky, Ewa Gorecka, Daisuke Takeuchi, Peng-Lim Boey, Wan Ahmad Kamil Mahmood, Masato M. Ito

Journal:

Journal of Molecular Structure

Year:

2009

Language:

english

File:

PDF, 613 KB

english, 2009

4

Novel Nonsymmetric Trimeric Liquid Crystals Exhibiting Glassy Nematic State at Low Temperatures

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Mahmood, Wan Ahmad Kamil, Gorecka, Ewa, Takeuchi, Daisuke, Osakada, Kohtaro

Journal:

Molecular Crystals and Liquid Crystals

Year:

2008

Language:

english

File:

PDF, 1.24 MB

english, 2008

5

Synthesis and Mesomorphic Properties of Uncoordinated Liquid Crystal Dimers Bis[4-[(4′-Decyloxyphenyl)Carboxylate]Salicylideneimino] Alkanes and Their Copper(II) Complexes

Balamurugan, Subramanian, Yeap, Guan-Yeow, Mahmood, Wan Ahmad Kamil, Senthil, Sengodan

Journal:

Molecular Crystals and Liquid Crystals

Year:

2013

Language:

english

File:

PDF, 475 KB

english, 2013

6

Synthesis and smectogenic properties of novel phloroglucinol-based star-shaped liquid crystals containing three peripheral alkyloxylated Schiff base arms

Ooi, Yew-Hong, Yeap, Guan-Yeow, Han, Chun-Chieh, Lin, Hong-Cheu, Kubo, Kenji, Ito, Masato M.

Journal:

Liquid Crystals

Year:

2013

Language:

english

File:

PDF, 1.01 MB

english, 2013

7

New Tin-Schiff's Base Materials : Coordination Chemistry and Single Crystal Structure Determination

Yeap, Guan-Yeow, Ishizawa, Nobuo

Journal:

Molecular Crystals and Liquid Crystals Science and Technology Section A Molecular Crystals and Liquid Crystals

Year:

1998

Language:

english

File:

PDF, 431 KB

english, 1998

8

λ-Shaped liquid crystal trimers with dual terminal cholesteryl moieties: synthesis and concomitant of N*, SmA and cholesteric glassy phases

Ooi, Yew-Hong, Yeap, Guan-Yeow

Journal:

Liquid Crystals

Year:

2017

Language:

english

File:

PDF, 3.04 MB

english, 2017

9

Why do non-symmetric dimers intercalate? The synthesis and characterisation of the α-(4-benzylidene-substituted-aniline-4′-oxy)-ω-(2-methylbutyl-4′-(4″-phenyl)benzoateoxy)alkanes

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Yeap, Sue-Yi, Gorecka, Ewa, Ito, Masato M., Ueno, Koichi, Okamoto, Masaki, Mahmood, Wan Ahmad Kamil, Imrie, Corrie T.

Journal:

Liquid Crystals

Year:

2009

Language:

english

File:

PDF, 903 KB

english, 2009

10

Nematic and Smectic a Phases in Ortho -Hydroxy- Para -Hexadecanoyloxbenzylidene- Para -Substituted Anilines

Yeap, Guan-Yeow, Ha, Sie-Tiong, Lim, Phaik-Leng, Boey, Peng-Lim, Ito, Masato M., Sanehisa, Shigeki, Vill, Volkmar

Journal:

Molecular Crystals and Liquid Crystals

Year:

2006

Language:

english

File:

PDF, 493 KB

english, 2006

11

Synthesis, anisotropic behaviour and structural changes in some para -substituted isoflavones: 4′-substituted-7-(4″-decyloxybenzoyloxy)-4H-1-benzopyran-4-ones

Yeap, Guan-Yeow, Yam, Wan-Sinn, Chang, Wen-Sheng, Gorecka, Ewa, Takeuchi, Daisuke, Osakada, Kohtaro

Journal:

Phase Transitions

Year:

2011

Language:

english

File:

PDF, 757 KB

english, 2011

12

Self-assembled 1,2-bis[4-(4-(10-decyloxy)phenylazo)]benzoylhydrazine dimer and its hydrogen-bonded complexes

Yeap, Guan-Yeow, Balamurugan, Subramanian, Rakesh, Samikannu, Han, Chun-Chieh, Lin, Hong-Cheu

Journal:

Supramolecular Chemistry

Year:

2013

Language:

english

File:

PDF, 408 KB

english, 2013

13

A crossover from rod-shaped to bent-shaped in symmetric isoflavone liquid crystal trimers exhibiting unusual mesomorphic behaviour

Chan, Tze-Nee, Yeap, Guan-Yeow, Yam, Wan-Sinn, Madrak, Karolina, Zep, Anna, Pociecha, Damian, Gorecka, Ewa

Journal:

Journal of Materials Chemistry

Year:

2012

Language:

english

File:

PDF, 521 KB

english, 2012

14

Heterocyclic pyridine-based liquid crystals: synthesis and mesomorphic properties

Ong, Lay-Khoon, Ha, Sie-Tiong, Yeap, Guan-Yeow, Lin, Hong-Cheu

Journal:

Liquid Crystals

Year:

2018

Language:

english

File:

PDF, 1.66 MB

english, 2018

15

Synthesis, crystal structure and spectroscopic study of para substituted 2-hydroxy-3-methoxybenzalideneanilines

Guan-Yeow Yeap, Sie-Tiong Ha, Nobuo Ishizawa, Katsumi Suda, Peng-Lim Boey, Wan Ahmad Kamil Mahmood

Journal:

Journal of Molecular Structure

Year:

2003

Language:

english

File:

PDF, 303 KB

english, 2003

16

Phase transitional behaviour of S-shaped oligomers incorporating biphenylene and cholesterol entities

Osman, Faridah, Yeap, Guan-Yeow, Maeta, Nobuyuki, Ito, Masato M., Lin, Chien-Ming, Lin, Hong-Cheu

Journal:

Liquid Crystals

Year:

2016

Language:

english

File:

PDF, 2.34 MB

english, 2016

17

Liquid crystalline non-linear S-shaped oligomers consisting of azobenzene and biphenylene units: synthesis, characterisation and influence of central spacer

Osman, Faridah, Yeap, Guan-Yeow, Maeta, Nobuyuki, Ito, Masato M., Lin, Chien-Min, Lin, Hong Cheu

Journal:

Liquid Crystals

Year:

2017

Language:

english

File:

PDF, 1.98 MB

english, 2017

18

Mesomorphic Properties and X-Ray Diffraction Studies of 4-Alkanoyloxybenzylidene-4'-fluoroaniline

Ha, Sie-Tiong, Lee, Teck-Leong, Lee, Siew-Ling, Yeap, Guan-Yeow, Lin, Hong-Cheu, Ito, Masato M.

Journal:

Asian Journal of Chemistry

Year:

2014

Language:

english

File:

PDF, 316 KB

english, 2014

19

Smectogenic properties of N,N'-bis[(2-hydroxy-4-alkoxyphenyl)methylene]benzene-1,4-diamine liquid crystals with double lateral H-bonds

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Mahmood, Wan Ahmad Kamil, Ito, Masato, Youhei, Yamashita, Takanishi, Yoichi, Takezoe, Hideo

Journal:

Liquid Crystals

Year:

2006

Language:

english

File:

PDF, 466 KB

english, 2006

20

Enhanced liquid crystal properties in symmetric ethers containing the oxazepine core: synthesis and characterization of seven member heterocyclic dimers

Mohammad, AbdulKarim-Talaq, Srinivasa, H.T., Hariprasad, S., Yeap, Guan-Yeow

Journal:

Year:

2016

Language:

english

File:

PDF, 2.48 MB

english, 2016

21

Synthesis and phase transition studies on non-symmetric liquid crystal dimers: N-(4-( n -(4-(benzothiazol-2-yl)phenoxy)alkyloxy)-benzylidene)-4-chloroanilines

Yeap, Guan-Yeow, Al-Taifi, Elham A., Ong, Chin-Hin, Mahmood, Wan Ahmad Kamil, Takeuchi, Daisuke, Ito, Masato M.

Journal:

Phase Transitions

Year:

2012

Language:

english

File:

PDF, 1.04 MB

english, 2012

22

Laterally Brominated Symmetric Liquid Crystal Trimers with (S)-(-)-2-Methylbutyl-4′-(4″-phenyl)benzoate Exhibiting N* and Blue Phases

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Ito, Masato M., Mahmood, Wan Ahmad Kamil, Takeuchi, Daisuke, Osakada, Kohtaro

Journal:

Molecular Crystals and Liquid Crystals

Year:

2009

Language:

english

File:

PDF, 763 KB

english, 2009

23

Synthesis and Mesomorphic Properties of Symmetrical Dimers N,N′-Bis(3-Methoxy-4-Alkoxybenzylidene)-1,4-Phenylenediamine

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Mahmood, Wan Ahmad Kamil, Adnan, Rohana, Ito, Masato M., Youhei, Yamashita

Journal:

Molecular Crystals and Liquid Crystals

Year:

2006

Language:

english

File:

PDF, 437 KB

english, 2006

24

Synthesis and Mesomorphic Behavior of New Mesogenic Compounds Possessing a Biphenyl Ester Moiety with a 6-Amino-1,3-Dimethyluracil

Mohammad, Abdulkarim-Talaq, Yeap, Guan-Yeow, Osman, Hasnah

Journal:

Molecular Crystals and Liquid Crystals

Year:

2014

Language:

english

File:

PDF, 337 KB

english, 2014

25

4-{[(4-Chlorophenyl)imino]methyl}-3-hydroxyphenyl 4-(Hexadecanoyloxy)benzoate

Ha, Sie-Tiong, Yeap, Guan-Yeow, Boey, Peng-Lim

Journal:

Year:

2012

Language:

english

File:

PDF, 85 KB

english, 2012

26

Synthesis, characterization and mesomorphic properties of new symmetrical dimer liquid crystals derived from benzothiazole

Foo, Kok-Leei, Ha, Sie-Tiong, Lin, Chien-Min, Lin, Hong-Cheu, Lee, Siew-Ling, Yeap, Guan-Yeow, Sastry, S. Sreehari

Journal:

Karbala International Journal of Modern Science

Year:

2015

Language:

english

File:

PDF, 1.08 MB

english, 2015

27

Synthesis and Phase Transition Behaviours of a Homologous Series of Pyridine Symmetrical Dimers

Ong, Lay-Khoon, Ha, Sie-Tiong, Yeap, Guan-Yeow

Journal:

Asian Journal of Chemistry

Year:

2013

File:

PDF, 381 KB

2013

28

4-{[(4-Fluorophenyl)imino]methyl}-3-hydroxyphenyl 4-(Hexadecanoyloxy)benzoate

Ha, Sie-Tiong, Yeap, Guan-Yeow, Boey, Peng-Lim

Journal:

Year:

2011

Language:

english

File:

PDF, 105 KB

english, 2011

29

Chirality-Induced Liquid Crystalline Properties of Seven-Ring Trimeric Mesogens Incorporating Dual Chiral Centers

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Mahmood, Wan Ahmad Kamil, Gorecka, Ewa, Takeuchi, Daisuke, Osakada, Kohtaro

Journal:

Molecular Crystals and Liquid Crystals

Year:

2009

Language:

english

File:

PDF, 1.39 MB

english, 2009

30

SYNTHESIS AND CHARACTERIZATION OF A FIVE-COORDINATE 1:1 ADDUCT DERIVED FROM DIPHENYLTIN(IV) DICHLORIDE AND 6-METHOXY-2-[(4-CYANOPHENYLIMINO)METHYL|PHENOL

Yeap, Guan-Yeow, Ishizawa, Nobuo, Nakamura, Yoshiyuki

Journal:

Journal of Coordination Chemistry

Year:

1998

Language:

english

File:

PDF, 374 KB

english, 1998

31

New heterocyclic metallomesogens: synthesis, mesomorphic and thermal behaviours of Cu(II) complexes with 1,2,3-triazole-based Schiff bases ligands

Heng, Boon-Teck, Yeap, Guan-Yeow, Mahmood, Wan Ahmad Kamil, Shinomiya, Teruo, Uchida, Nozomi, Ito, Masato M.

Journal:

Liquid Crystals

Year:

2015

Language:

english

File:

PDF, 627 KB

english, 2015

32

Synthesis and Mesomorphic Properties of 6-Methoxy- and 6-Ethoxy-2-(2-Hydroxy-4-Alkanoyloxybenzylidenamino)Benzothiazoles

Ha, Sie-Tiong, Koh, Teck-Ming, Yeap, Guan-Yeow, Lin, Hong-Cheu, Lee, Siew-Ling, Win, Yip-Foo, Ong, Siew-Teng

Journal:

Molecular Crystals and Liquid Crystals

Year:

2010

Language:

english

File:

PDF, 813 KB

english, 2010

33

1,3-Oxazepane-4,7-Diones Compounds: 1 H and 13 C NMR High-Resolution Spectroscopy (1D and 2D)

Mohammad, AbdulKarim-Talaq, Osman, Hasnah, Yeap, Guan-Yeow

Journal:

International Journal of Spectroscopy

Year:

2011

Language:

english

File:

PDF, 2.47 MB

english, 2011

34

New mesomorphic benzothiazol derivatives: Synthesis and characterization

Koh, Teck-Ming, Ha, Sie-Tiong, Yeap, Guan-Yeow, Lin, Hong-Cheu

Journal:

Chinese Chemical Letters

Year:

2013

Language:

english

File:

PDF, 770 KB

english, 2013

35

Non-Symmetric Liquid Crystal Dimers: High Thermal Stability in Nematic Phase Enhanced by Thiophene-2-Carboxylate Moiety

Yeap, Guan-Yeow, Hng, Tiang-Chuan, Takeuchi, Daisuke, Osakada, Kohtaro, Ahmad Kamil Mahmood, Wan, Ito, Masato M.

Journal:

Molecular Crystals and Liquid Crystals

Year:

2009

Language:

english

File:

PDF, 586 KB

english, 2009

36

3-Hydroxy-4-[(phenylimino)methyl]phenyl 4-(Hexadecanoyloxy)benzoate

Ha, Sie-Tiong, Yeap, Guan-Yeow, Boey, Peng-Lim

Journal:

Year:

2012

Language:

english

File:

PDF, 72 KB

english, 2012

37

Synthesis and Mesomorphic Properties of New Heterocyclic Liquid Crystals with Ester-Chalcone Central Linkages

Lim, Yong-Wei Cheryl, Ha, Sie-Tiong, Yeap, Guan-Yeow, Sastry, S. Sreehari

Journal:

Journal of Taibah University for Science

Year:

2015

Language:

english

File:

PDF, 598 KB

english, 2015

38

New mesogenic compounds possessing a biphenyl ester and ether moiety comprising 1,3-dimethylbarbituric acid: synthesis, characterisation and mesomorphic studies

Mohammad, AbdulKarim-Talaq, Srinivasa, H. T, Suresh, Hariprasad, Yeap, Guan-Yeow

Journal:

Liquid Crystals

Year:

2016

Language:

english

File:

PDF, 1.73 MB

english, 2016

39

Novel Fluorometric Turn On Detection of Aluminum by Chalcone-Based Chemosensor in Aqueous Phase

Yeap, Guan-Yeow, Chan, Yi-Huan, Mahmood, Wan Ahmad Kamil

Journal:

Journal of Fluorescence

Year:

2017

Language:

english

File:

PDF, 3.07 MB

english, 2017

40

Syntheses and spectroscopic studies of inorganic tin and organotin derivatives of 1-(4-methylphenylimino)methyl]-2-naphthol. Crystal structure of chlorotrimethyl 1-(4-methylphenylimino)methyl]-2-naphtholTin(IV)

Siang-Guan Teoh, Guan-Yeow Yeap, Soon-Beng Teo, Hoong-Kun Fun

Journal:

Year:

1995

Language:

english

File:

PDF, 364 KB

english, 1995

41

Inner coordination sphere tin(IV) complexes with some O,N,N-terdentate {N-(2-hydroxybenzaldehyde)-1-amino-2-phenyleneimine and N-(2-hydroxy-1-naphthaldehyde)-1-amino-2-phenyleneimine} and O,N,N,O-quadridentate {N,N′-bis(2-hydroxybenzaldehyde)-1,2-phenylenediimine and N,N′-bis(2-hydroxy-1-naphthaldehyde)-1,2-phenylenediimine} Schiff bases

Siang-Guan Teoh, Guan-Yeow Yeap, Ching-Ching Loh, Lai-Wan Foong, Soon-Beng Teo, Hoong-Kun Fun

Journal:

Year:

1997

Language:

english

File:

PDF, 501 KB

english, 1997

42

Molecular, spectroscopic and thermal studies on catechol, 4,5-dibromocatechol, resorcinol, hydroquinone and 4-4′-dihydroxybiphenyl derivatives armed with benzothiazole moieties

Alshargabi, Arwa, Yeap, Guan-Yeow, Mahmood, Wan Ahmad Kamil, Samikannu, Rakesh

Journal:

Journal of Molecular Structure

Year:

2013

Language:

english

File:

PDF, 861 KB

english, 2013

43

Alkyl chain self ordering, induction and suppression of mesophase by Cu(II) containing [1,2,3]-triazole-based bidentate salicylaldimine ligands: synthesis, characterisation and X-ray diffraction studies

Heng, Boon-Teck, Yeap, Guan-Yeow, Mahmood, Wan Ahmad Kamil, Han, Chun-Chieh, Lin, Hong-Cheu, Takano, Shigenaga, Takeuchi, Daisuke

Journal:

Liquid Crystals

Year:

2014

Language:

english

File:

PDF, 902 KB

english, 2014

44

Synthesis and phase-transition behaviors of new symmetrical dimer liquid crystals containing benzothiazole unit

Foo, Kok-Leei, Seou, Chi-Kien, Ha, Sie-Tiong, Lee, Siew-Ling, Yeap, Guan-Yeow

Journal:

Phase Transitions

Year:

2016

Language:

english

File:

PDF, 871 KB

english, 2016

45

Synthesis and structural study on heterocyclic compounds 7-decanoyloxy-3-(4′-substitutedphenyl)-4H-1-benzopyran-4-ones: Crystal structure of 7-decanoyloxy-3-(4′-methylphenyl)-4H-1-benzopyran-4-one

Guan-Yeow Yeap, Wan-Sinn Yam, Paulina Dominiak, Masato M. Ito

Journal:

Journal of Molecular Structure

Year:

2010

Language:

english

File:

PDF, 492 KB

english, 2010

46

Notes, Short Comments, and Answers to Correspondents.

Alshargabi, Arwa, Yeap, Guan-Yeow, Mahmood, Wan Ahmad Kamil, Samikannu, Rakesh

Journal:

Year:

1913

Language:

english

File:

PDF, 215 KB

english, 1913

47

Cholesteryl-based liquid crystal dimers containing a sulfur–sulfur link in the flexible spacer

Lee, Huey-Charn, Lu, Zhibao, Henderson, Peter A., Achard, Marie France, Mahmood, Wan Ahmad Kamil, Yeap, Guan-Yeow, Imrie, Corrie T.

Journal:

Liquid Crystals

Year:

2012

Language:

english

File:

PDF, 1.07 MB

english, 2012

48

Synthesis and Mesomorphic Properties of Schiff Base Esters p - n -Octadecanoyloxybenzylidene- p -Cyano-, p -Hydroxy-, p -Nitro, And p -Carboxyanilines

Yeap, Guan-Yeow, Ooi, Whui-Shan, Nakamura, Yoshiyuki, Cheng, Zhang

Journal:

Molecular Crystals and Liquid Crystals

Year:

2002

Language:

english

File:

PDF, 810 KB

english, 2002

49

TRICYCLOHEXYLTIN(IV) COMPLEXES WITH PICOLINIC, NICOTINIC AND 5-BROMONICOTINIC ACIDS

Teoh, Siang-guan, Tan, Do-seng, Yeap, Guan-yeow, Fun, Hoong-kun

Journal:

Journal of Coordination Chemistry

Year:

1999

Language:

english

File:

PDF, 396 KB

english, 1999

50

Non-symmetric chiral liquid crystal dimers. Preparation and characterisation of the (S)-(benzylidene-4’-substitutedaniline)-2’’-methylbutyl-4’’’-(4’’’’-phenyloxy)-benzoateoxy)hexanoates

Yeap, Guan-Yeow, Osman, Faridah, Imrie, Corrie T.

Journal:

Journal of Molecular Structure

Year:

2016

Language:

english

File:

PDF, 2.95 MB

english, 2016

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