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“Synthesis of soluble star-shaped polymers via in and out approach by ring-opening metathesis polymerization (ROMP) of norbornene: Factors affecting the precise synthesis” Catalysts  https://www.mdpi.com/2073-4344/8/12/670  (Open Access)

 

December, 2018 (C&FC2018, Bangkok) http://www.cfc2018.org/
APO2017ICCAS

 

“(Imido)vanadium-alkylidene complex catalysts for efficient ring-opening metathesis polymerization of cyclic olefins” Kobunshi Ronbunshu (Special issue, Accounts)  https://doi.org/10.1295/koron.2018-0034

 

November, 2018 (IKCOC2018, Kyoto)
APO2017ICCAS

 

October-November, 2018: Visiting Université Libre de Bruxelles (ULB), University of Stuttgart, Technische Universität Braunschweig

 

“Facile in situ generation of highly active (arylimido)vanadium(V)-alkylidene catalysts for ring-opening metathesis polymerization (ROMP) of cyclic olefins by immediate phenoxy ligand exchange” Chem. Commun. https://pubs.rsc.org/en/Content/ArticleLanding/2018/CC/C8CC07974A#!divAbstract

 

October, 2018 (HTPM-X, Beijing)
APO2017ICCAS

 

“Efficient conversion of renewable unsaturated fatty acid methyl esters by cross metathesis with eugenol” ACS Omega https://pubs.acs.org/doi/10.1021/acsomega.8b01695 (Open Access)

 

September, 2018 (Hakodate)
APO2017ICCAS

 

Department of Chemistry, Thammasat University (Bangkok, Thailand, September, 2018)
APO2017ICCAS

 

“One-pot synthesis of end-functionalised soluble star-shaped polymers by living ring-opening metathesis polymerisation using molybdenum-alkylidene catalyst”
RSC Adv.  https://pubs.rsc.org/en/content/articlelanding/2018/ra/c8ra05229h#!divAbstract (Open Access)

 

“Interaction between the end groups and the main chain of conjugated polymers by time-resolved EPR and fluorescence spectroscopy” Molecular Physics (special issue)  https://www.tandfonline.com/doi/abs/10.1080/00268976.2018.1510140?journalCode=tmph20

 

July, 2018 (GT2018, Beijing, China)
APO2017ICCAS

 

“(Arylimido)vanadium(V)-alkylidenes containing chlorinated phenoxy ligands: Thermally robust, highly active catalyst in ring-opening metathesis polymerization of cyclic olefins” Organometallics https://pubs.acs.org/doi/10.1021/acs.organomet.8b00231

 

“Synthesis of (arylmido)niobium(V) complexes containing ketimide, phenoxide ligands, and some reactions with phenols, alcohols”
ACS Omega  https://pubs.acs.org/doi/abs/10.1021/acsomega.8b01065 (Open Access)

 

“Solution XAS analysis of various (imido)vanadium(V) dichloride complexes containing monodentate anionic ancillary donor ligands: Effect of aluminium cocatalyst in ethylene/norbornene (co)polymerization” J. Jpn. Petrol. Inst. (special issue, invited)  https://www.jstage.jst.go.jp/article/jpi/61/5/61_282/_pdf/-char/ja (Open Access)

 

June, 2018 (PC2018, Changchun, China)
APO2017ICCAS

 

New laboratory picture (June, 2018)
APO2017ICCAS

 

“Terthiophene functionalized conjugated triarm polymers containing poly(fluorene-2,7-Vinylene) arms having different cores. Synthesis and their unique optical properties” ACS Omega https://pubs.acs.org/doi/10.1021/acsomega.8b00676 (Open Access)

 

“Solution XAS analysis for exploring the active species in homogeneous vanadium complex catalysis” J. Phys. Soc. Jpnhttps://journals.jps.jp/doi/abs/10.7566/JPSJ.87.061014 (Open Access)

 

“Noticeable chiral center dependence of signs and magnitudes in circular dichroism (CD) and circularly polarized luminescence (CPL) spectra of all-trans poly(9,9-dialkyl-fluorene-2,7-vinylene)s bearing chiral alkyl side chains in solution, aggregates, and in thin film”
Macromolecules  Here

 

“Olefin polymerization by vanadium complex catalysts”, Handbook of Transition Metal Polymerization Catalysts (2nd Ed.), Ray Hoff (Ed.), Wiley, 313-338 (2018) https://onlinelibrary.wiley.com/doi/book/10.1002/9781119242277

 

February:  Our effort was introduced in Tutorial, “Activation of Carbon–Hydrogen Bonds via 1,2-RH-Addition/-Elimination to Early Transition Metal Imides (by Prof. P. T. Wolczanski)”
Organometallics  Here   1,2-C-H Bond activation of benzene by vanadium-alkylidene: here

 

January 30 (TMU): TMU and PetroMat Joint Mini Symposium on Catalysis and Advanced Materials 2018
TMU-Petromat-2018

 

“Ethylene copolymerization with 4-methylcyclohexene or 1-methylcyclopentene by half-titanocene catalysts: Effect of ligands and microstructural analysis of the copolymers” Macromolecules  http://doi: 10.1021/acs.macromol.7b02484

 

“Olefin metathesis polymerization: Some recent developments in the precise polymerizations for synthesis of advanced materials (by ROMP, ADMET)” Tetrahedron (report)  https://doi.org/10.1016/j.tet.2017.12.041

 

Hefei&Beijing (Hefei University of Technology, University of Science and Technology of China)
Hefei1217web

 

“Synthesis, structural analysis of (imido)vanadium dichloride complexes containing 2-(2’-benz-imidazolyl)pyridine ligands: Effect of Al cocatalyst for efficient ethylene (co)polymerization” ACS Omega http://doi.org/10.1021/acsomega.7b01225

 

“Vanadium NMR chemical shifts of (imido)Vanadium(V) dichloride complexes with imidazolin-2-iminato and imidazolidin-2-iminato ligands: A cooperation with quantum-chemical calculations and multiple linear regression analyses” J. Phys. Chem. A http://pubsdc3.acs.org/doi/suppl/10.1021/acs.jpca.7b08328

 

“Synthesis and reaction chemistry of alkylidene complexes with titanium, zirconium, vanadium, and niobium: Effective catalysts for olefin metathesis polymerization and the other organic transformations” Adv. Organomet. Chemhttps://www.sciencedirect.com/science/article/pii/S0065305517300205

 

November-December, 2017 (ULB, Brussels)
Brussels1117

 

October, 2017 (APO2017, Tianjin; ICCAS, Beijing)
APO2017ICCAS

 

Cis Specific chain transfer ring-opening metathesis polymerization using a vanadium(V)-alkylidene catalyst for efficient synthesis of end-functionalized polymers” Organometallics http://pubs.acs.org/doi/10.1021/acs.organomet.7b00675

 

September, 2017 (Hohhot, Inner Mongolia University)
IMU0817

 

“Effects of terthiophene as the end-groups in triblock copolymers consisting of poly(fluorene vinylene) and oligo(phenylene vinylene): Time-resolved fluorescence and its anisotropy” J. Photochem. Photobiol. A: Chem.

 

“Effect of Al cocatalyst in ethylene and ethylene/norbornene (Co)polymerization by (imido)vanadium dichloride complexes containing anionic N-heterocyclic carbenes having weakly coordinating borate moiety” J. Jpn. Petrol. Inst. (special issue, invited) https://doi.org/10.1627/jpi.60.256 (Open Access)

 

August-October, 2017 (Institute of Chemistry, Chinese Academy of Sciences, Beijing)
Beijing-2017

 

“Synthesis and structural analysis of palladium(II) complexes containing neutral or anionic C2-symmetric bis(oxazoline) ligands: Effects of substituents in the 5 position” ACS Omega http://doi.org/10.1021/acsomega.7b00457 (Open Access)

 

July, 2017 (Bangkok, Thailand)

 

July, 2017 (Beijing, China): Intensive lecture course in University of Chinese Academy of Sciences
UCAS

 

“Facile, Efficient Synthesis of Star-Shaped π-Conjugated Systems by Combined Olefin Metathesis with Wittig-type Coupling”
J. Chin. Chem. Soc. (special issue, C&FC2016)
http://onlinelibrary.wiley.com/doi/10.1002/jccs.201700058/full

 

Highlight in Olefin Metathesis — Fundamentals and Frontiers: (imido)vanadium-akylidene catalyst
Virtual Issue, Organometallics  Here or Here

 

New laboratory picture (June, 2017)
Lab-picture0617web

 

“Ring opening metathesis polymerization of norbornene or tetracyclododecene with cyclooctene by using (arylmido)vanadium(V)-alkylidene catalyst”
J. Poly. Sci. PartA: Polymer Chem. (special issue for celebrating Prof. Grubbs 75th birthday)http://onlinelibrary.wiley.com/doi/10.1002/pola.28622/full

 

“Synthesis of poly(arylene vinylene)s containing different end groups by combined acyclic diene metathesis polymerization with Wittig-type coupling” Angew. Chem. Int. Ed.
http://onlinelibrary.wiley.com/doi/10.1002/anie.201700466/full
Our paper accepted in Angew. Chem. Int. Ed. was selected for backside cover (Highlight article)
Cover: page   Press Release:  Here (Japanese, JST)  ChemistryViews: Here

 

March, 2017: 119th Symposium on Catalysis Society of Japan at TMU (654 participants, Chairman)
HP

 

3rd International Conference on Molecular and Functional Catalysis (ICMFC-3, Singapore, February 2017)

 

“Effects of end-groups on photophysical properties of poly(9,9-di-n-octyl-fluorene-2,7-vinylene)s linked with metalloporphyrins: Synthesis and time-resolved fluorescence spectroscopy”
Macromolecules http://pubs.acs.org/doi/abs/10.1021/acs.macromol.7b00047

 

February, 2017 (Bangkok, Thailand): Pure and Applied Chemistry International Conference 2017 (PACCON2017)
February, 2017 (Bangkok, Thailand): TMU and PetroMat Joint Mini Symposium on Catalysis and Advanced Materials 2017 (Chulalongkorn University); Thammasat University; Mahidol University.

 

“Synthesis of (adamantylimido)vanadium(V) dimethyl complex containing (2-anilidomethyl)pyridine ligand and selected reactions: Exploring the oxidation state of the catalytically active species in ethylene dimerization” Organometallics http://pubs.acs.org/doi/abs/10.1021/acs.organomet.6b00727 (Open Access)

 

“ADMET Polymerization: Greener method for synthesis of end-functionalized poly(arylene vinylene)s” Green and Sustainable Chemistry (Perspective, Mini review, Open Access)  https://doi.org/10.4236/gsc.2017.71001

 

“Synthesis of vanadium-alkylidene complexes and their use as catalysts for ring opening metathesis polymerization”  Perspective in Dalton Trans. http://pubs.rsc.org/en/content/articlelanding/2016/dt/c6dt03757g#!divAbstract  Cover http://pubs.rsc.org/en/content/articlepdf/2017/dt/c7dt90005h?page=search

 

10th International Symposium on Catalysis and Fine Chemicals 2016 (C&FC2016, Taipei, November 2016)

International Vanadium Symposium: Chemistry, Biological Chemistry, & Toxicology (V10, Taipei, November 2016)

National Taiwan University of Science and Technology (Taipei)

Taipei1116JC&FC

 

“Design of efficient molecular catalysts for synthesis of cyclic olefin copolymers (COC) by copolymerization of ethylene, α-olefins with norbornene, tetracyclododecene”  Mini Review in Catalysts http://www.mdpi.com/2073-4344/6/11/175

 

“Cross metathesis of methyl oleate (MO) with terminal, internal olefins by ruthenium catalysts: Factors affecting the efficient MO conversion and the selectivity” Joint Research with UKM (Malaysia)  RSC Advances  http://pubs.rsc.org/en/content/articlepdf/2016/ra/c6ra24200f

 

August, 2017: University of Science and Technology of China (Hefei, China); Donghua University (Shanghai, China); Shanghai Institute of Organic Chemistry (SIOC), Chinese Academy of Sciences (Shanghai, China); East China University of Science and Technology (Shanghai, China)

 

“Ring-opening metathesis polymerization of cyclic olefins by (arylimido)vanadium(V)-alkylidenes: Highly active, thermally robust cis specific polymerization” J. Am. Chem. Soc. http://dx.doi.org/10.1021/jacs.6b06330

 

“Synthesis of (imido)niobium(V)-alkylidene complexes that exhibit high catalytic activities for metathesis polymerization of cyclic olefins and internal alkynes” Organometallics (Commun.) http://pubs.acs.org/doi/abs/10.1021/acs.organomet.6b00560

 

International Symposium on Pure and Applied Chemistry 2016 (ISPAC2016, Kuching, Sarawak, Malaysia, August, 2016).

 

“Synthesis and structural analysis of niobium(V) complexes containing amine triphenolate ligands of the type, [NbCl(X)(O-2,4-R2C6H2-6-CH2)3N] (R = Me, tBu; X = Cl, CF3SO3), and their use in catalysis for ethylene polymerization” Polyhedron (Special issue, Tridentate and tetradentate tripodal ligands, invited submission) http://dx.doi.org/10.1016/j.poly.2016.08.012

 

HTPM-9 symposium (Zengzhou, China, July 2016)

HTPM-9

 

PERCH-CIC Congress IX (Pattaya, Thailand, June 2016) http://www.perch-cic-congress.org/

 

New laboratory picture (June, 2016)

Lab for web 0616

 

“One-pot synthesis of end-functionalized conjugated polymers by combined acyclic diene metathesis (ADMET) polymerization with Wittig-type coupling” J. Jpn. Petrol. Inst. (Invited submission, special issue).

 

“Efficient norbornene (NBE) incorporation in ethylene/NBE copolymerization by half-titanocene catalysts containing chlorinated aryloxo ligands” Organometallics http://pubs.acs.org/doi/abs/10.1021/acs.organomet.6b00242

 

“Synthesis of (imido)vanadium(V) dichloride complexes containing anionic N-heterocyclic carbenes that contain a weakly coordinating borate moiety: New MAO-free ethylene polymerization catalysts,” Organometallics  http://pubs.acs.org/doi/abs/10.1021/acs.organomet.6b00200   Most Read Article Igarashi OM No3

 

“Efficient synthesis of cyclic olefin copolymers with high glass transition temperatures by ethylene copolymerization with tetracyclododecene (TCD) using (tert-BuC5H4)TiCl2(N=CtBu2) – MAO catalyst,” J. Polym. Sci. Part A: Polym. Chem. (cover).  http://onlinelibrary.wiley.com/doi/10.1002/pola.28144/full  Cover http://onlinelibrary.wiley.com/doi/10.1002/pola.28214/abstract

 

“Synthesis and Structural Analysis of Zr–Al Heterobimetallic Complexes, [ZrX{(O-2,4-tBu2C6H2-6-CH2)3(μ2-O-2,4-tBu2-C6H2-6-CH2)}N][R2Al(μ2-OiPr)] [X = Cl, Et, iBu; R = Me, Et, iBu]. Unique Reactivity of the iBu Complex,” Organometallics   http://pubs.acs.org/doi/abs/10.1021/acs.organomet.5b01027

 

“Efficient introduction of aromatic vinyl group by incorporation of divinylbiphenyl, p-divinylbenzene in syndiospecific styrene polymerization using aryloxo-modified half-titanocene catalysts,” J. Polym. Sci. Part A: Polym. Chem. (cover) http://onlinelibrary.wiley.com/doi/10.1002/pola.28091/full  Cover http://onlinelibrary.wiley.com/doi/10.1002/pola.28091/abstract

 

“Synthesis of ultrahigh molecular weight polymers by homopolymerisation of higher α-olefins catalysed by aryloxo-modified half-titanocenes,” RSC Advances http://pubs.rsc.org/en/content/articlelanding/2016/ra/c5ra27797c#!divAbstract

 

PACCON2016 (Bangkok, February 2016)

PACCON0216

 

“Catalytic one-pot synthesis of end-functionalized poly(9,9’-di-n-octyl-fluorene vinylene)s by acyclic diene metathesis (ADMET) polymerization using ruthenium-carbene catalysts” Macromolecules http://pubs.acs.org/doi/abs/10.1021/acs.macromol.5b02287

“Copolymerizations of norbornene, tetracyclododecene with α-olefins by half-titanocene catalysts: Efficient synthesis of highly transparent, thermal resistance polymers,” Macromolecules http://pubs.acs.org/doi/abs/10.1021/acs.macromol.5b02176

 

Pacifichem 2015 (Hawaii, U.S.A., December 2015)

Hawaii

 

8th AUN/SEED-Net Regional Conference on Chemical Engineering, Chemical Innovation for a Progress in ASEAN Industry and Society (Hanoi, November 2015)

HUST1115

 

Asian Polyolefin Workshop 2015 (APO2015, Tokyo Metropolitan University, November 2015)  http://www.comp.tmu.ac.jp/apo2015/index.html

APO2015

 

Tsinghua University and Renmin University of China (Beijing, China, October 2015)

 

ACS Advances in Polyolefins 2015 (Santa Rosa, CA, USA, September 2015)

Santa Rosa

 

“Time-resolved fluorescence spectra in the end-functionalized conjugated triblock copolymers consisting of poly(fluorene vinylene) and oligo(phenylene vinylene): Proposal of dynamical distortion in the excited state,” Macromolecules http://pubs.acs.org/doi/abs/10.1021/acs.macromol.5b01084

 

250th ACS National Meeting (Boston, U.S.A., August 2015)

ACS Boston

 

“Synthesis of well-defined oligo(2,5-dialkoxy-1,4-phenylene vinylene)s with chiral end groups: Unique helical aggregations induced by the chiral chain ends,” Chem. Eur. J. Communhttp://onlinelibrary.wiley.com/doi/10.1002/chem.201503158/abstract

 

Department of Chemistry, Thammasat University (Bangkok, Thailand, August 2015)

TU 0815

 

Backside cover, Dalton Trans., 44(38), 16728–16736 (2015).  DOI: 10.1039/C5DT02726H http://pubs.rsc.org/en/content/articlepdf/2015/dt/c5dt90171e

“Synthesis and structural analysis of tungsten-carbonyl dimers bridged with oligo(2,5-dialkoxy-1,4-phenylene vinylene)s through pyridine coordination,” Dalton Transhttp://pubs.rsc.org/en/content/articlelanding/2015/dt/c5dt02726h

 

21th International Symposium on Olefin Metathesis and Related Chemistry (ISOM XXI), (Graz, Austria, July 2015).

ISOM0715

 

“Synthesis of half-titanocenes containing 1,3-imidazolidin-2-iminato ligands of type, Cp*TiCl2[1,3-R2(CH2N)2C=N]: Highly active catalyst precursors in ethylene (co)polymerisation,” RSC Advances http://pubs.rsc.org/en/content/articlelanding/2015/ra/c5ra11402k#!divAbstract

“Synthesis of titanium complexes containing amine triphenolate ligand of the type, [TiX{(O-2,4-R2C6H2)-6-CH2}3N], and the Ti-Al hetero-bimetallic complexes with AlMe3: Effect of terminal donor ligand in ethylene polymerization,” Organometallics http://pubs.acs.org/doi/abs/10.1021/acs.organomet.5b00303

“(Arylimido)vanadium(V)-alkylidene complexes containing fluorinated aryloxo, alkoxo ligands for fast living ring-opening metathesis polymerization (ROMP), Highly cis-specific ROMP,” J. Am. Chem. Soc. http://pubs.acs.org/doi/abs/10.1021/jacs.5b02149