Prof. Okoro Uchechukwu Chris.

Department: Pure And Industrial Chemistry
Faculty: Physical Sciences
Designation : Professor
Email: uchechukwu.okoro@unn.edu.ng
Phone: : +2348038995403; +2347059643502; +2347081474361


Conferences and Workshops:

Conferences attended and Paper Read

1.         U C Okoro and C O Okafor, New Triagular  Phenothiuazine & Phenoxazine    Dyestuffs for Textiles, Paints, Shoe Polish & Vanish Industries, Presented at t  he 11th Annual National Conference of the Chemical Society of Nigeria Held           at Sheraton Hotels, Lagos from 21-24 September, 1986.

2.         U C Okoro, ‘Novel Benzooxazinoazaphenothiazine Vat Dye for Textiles’          presented at the 14th Annual National Conference of the Chemical Society      of Nigeria, held at the Petroleum Training Institute, Effurun – Warri from         26-29 September, 1989.

3.         U C Okoro, Resource Person in ‘POSA 89+ Cosmetics’ a workshop on small-            scale chemical based Industries held at the  Institute  of Management and    Technology Enugu, Nigeria on 29th November, 1989.

4.        U C Okoro and U J Nwosu ‘Indigenous Castor Oil: A cheap raw material for   Alkyd resin Synthesis’ presented at the 5th Annual   Conference  of the          Chemical Society of Nigeria Enugu State Chapter  held at the Institute of Management and Technology Enugu – Nigeria on 3rd  July, 1991.

5.         U C Okoro and S N Onyenacho, ‘Development of some Surface Coating        Inorganic Pigments from Indigenous Ores’ presented at the 6th Annual      Conference of the Chemical Society    of Nigeria,  Enugu State Chapter held        at the University of Nigeria Nsukka on 25th June, 1992.

6.        U C Okoro and I N Ani, ‘Development of Biologically Active Herbicides for      Rice Farms’ presented at the 8th Annual Conference of the Chemical Society            of Nigeria, Enugu State Chapter held at the University of Nigeria, Nsukka on          28th July, 1994.

7.         U C Okoro, ‘Pigment used in Paints’ presented at an Industrial Workshop on            the Science and Technology of Paints organized by the CSN Enugu State    Chapter on the 24th and 25th August  1992 at Guest House, 10 Umunachi   Street, New Heaven, Enugu.

8.        U C Okoro, M A Nnabugwu and C A Nwadinigwe, Synthesis of Some New      Diaza Analogues of phenothazines as Stable Cyclic Iminoquinones of Pharmaceutical Interest, Presented at the 2007 International Conference of        Chemical Society of Nigeria, at Merit House , Abuja.

9.        U C Okoro and P Okwagi, ‘Selective Herbicidal Activities of 2, 4-           Dinitrophenylacetate and 4-Chlorophenylethanamide (Synthesis,  Application and Bioremediation) presented at 2007 CHEMRAWN            International Conference in Stellenbosch, Cape Town, South Africa.

10.      U C Okoro E A Onoabedje and E M Odin, The First ‘Angular’      Trizaphenothiazinone and the Related Diaza Analogue, presented at the           2008 Internanationl Conference on Organic Synthesis   ( ICOS-17) held at      Daejeon Convention Centre, South Korea.

11.       U C Okoro, U I Onwuachu and F Musa, Palladium Catalyzed Regioselective    Synthesis of  Some Anilino Derivatives of Angular Diazaphenothiazinone and            the Related Monoaza Analogue,presented at the 2008 International         Conference of the Chemical Society of Nigeria held at the PTI Conference          Centre , Effrun, Warri.

12.       U C Okoro Participant in the International Workshop on Renewable Energy             for Sustainable Development in Africa Organized by National Centre for   with Italian Agency for New & Renewable Energy Technologies, Trisaia,   Italy, July 29- August 1, 2007.

13.       U C Okoro, A Utime and M A Nnabugwu, ‘Rapid Access to Functionalize

            Triphenodioxazines via Suzuki-Miyaura Cross Coupling Reaction’, presented

             at  the 33rd Annual Intl. Conference, Workshop and Exhibition held at Ogun             State Cultural Centre, Kuto, Abeokuta, 20-24 Sept. 2010.

14.       M A Nnabugwu and U C Okoro, ‘New Dyes for Petroleum Products’    presented at the  33rd Annual  Intl. Conference, Workshop and Exhibition            held at Ogun  State Cultural Centre, Kuto, Abeokuta, 20-24 Sept., 2010.

 15.       U C Okoro and T O Oni, ‘Synthesis of Scaffolds of Non Linear      Triazaphenoxazine  and the Related Monoaza Analogue via Mizoroki-Heck        Reaction’ presented at the 34th Annual Intl. Conference, Workshop and        Exhibition held at the University of Ilorin, Kwara State, Nigeria, 19-23 Sept. 2011.

16.       U C Okoro, M A Nnabugwu and A Utime, ‘New Triphenodioxazine Scaffolds             via Tandem Amination Catalysis’ presented at the 34th Annual Intl.            Conference, Workshop and Exhibition held at the University of Ilorin, Kwara     State, Nigeria,19- 23 Sept. 2011.

17.       U C Okoro and E L Ayuk ‘Tandem Catalysis in the Synthesis of Angular

            Phenothiazine Scaffolds of Industrial Interest’ presented at the  34th Annual            Intl.  Conference, Workshop and Exhibition held at the University of Ilorin,             Kwara State, Nigeria, 19-23 Sept. 2011.

18.       U. C. Okoro and E. A. Uja, Palladium Catalysed Functionalization of

            Dibenzo[a,j]phenoxazinone and the Related Azabenzo[a]phenoxinone Dyes,  

             presented at the 34th Annual Intl. Conference, Workshop and Exhibition      held at the University of Ilorin, Kwara State, Nigeria, 19-23 Sept. 2011.

19.       B. E. Ezema and U C Okoro, Synthesis of New Angular Diazaphenothiazine    Ring  System, presented at the 29th Annual intl. Conference of the Chemical    Society of  Nigeria held at Airport Hotel Ikeja, Lagos ,  September 26-30, 2006.

20.      V I Okongwu and U C Okoro, Nickel Catalyzed Arylation of Angular

            Diazaphenoxazinone, presented at the 14th Annnual Conference of the           Chemical  Society of Nigeria, EnuguState Chapter, held at UBA Hall of Fame,        University of Nigeria, Nsukka, 20th June, 2012.

21.       M C Egbujor and U C Okoro, Palladium Catalyzed Amination Reaction in the

             Synthesis of New Derivatives of 1-Azaphenothiazine, presented at the 14th

            Annnual Conference of the Chemical Society of Nigeria, EnuguState    Chapter, held at UBA Hall of Fame, University of Nigeria, Nsukka, 20th June,      2012.

 22.      C A Ashishie and U C Okoro, Synthesis of New Derivatives of 1-  Azaphenothiazine via Tandem Amination Methodology, , presented at the         14th Annnual Conference of the Chemical Society of Nigeria, EnuguState   Chapter, held at UBA Hall of Fame, University of Nigeria, Nsukka, 20th June,      2012.

23.      U C Okoro and A I Ihejieto, Synthesis of New N-Arylated Derivatives of           Angular Triazaphenothiazine via Copper Catalyzed N-Arylation Protocol, ,         presented at the 14th Annnual Conference of the Chemical Society of       Nigeria, EnuguState Chapter, held at UBA Hall of Fame, University of      Nigeria, Nsukka, 20th June, 2012.

24.      J U Ani, N J Nnaji, U C Okoro  and L E Aneke, The Potentials of the Testa of

             Anacardium occidentale (Cashew) as Coagulant Source for Waste Water

            Treatment, , presented at the 14th Annnual Conference of the Chemical

            Society of Nigeria, EnuguState Chapter, held at UBA Hall of Fame, University            of Nigeria, Nsukka, 20th June, 2012.

25.      A D Jacob and U C Okoro, Copper Catalyzed N-Arylation Reaction in the         Synthesis of New Derivatives of Angular Triazaphenothiazinone, , presented            at the 14th Annnual Conference of the Chemical Society of Nigeria,        EnuguState Chapter, held at UBA Hall of Fame, University of Nigeria,        Nsukka, 20th June, 2012.

26.      A U Ofoefule , U C Okoro and O D Onukwuli, Biogas Production from Waste            By- Product of Ethanol Production, presented at the PACN Nigeria Conference held at Eko Hotels, Lagos, 2-4 July, 2012

27.      U C Okoro, P Okwagi and M A Ezeokonkwo, Environmentally Friendly            Selective Herbicide Composite Gave 100% Control of Mono- and Dicot-   Weeds in Rice Farm Presented at the PACN Congress on Agricultural       Productivity, Water and Waste, Held at the United Nations Conference Centre, Addis Ababa, Ethiopia, 26-27 Nov. 2012

28.      M A Ezeokonkwo and U C Okoro, Effect of Refuse Dump on Soil and   Agricultural Crops, Presented at the PACN Congress on Agricultural      Productivity, Water and Waste, Held at the United Nations Conference         Centre, Addis Ababa, Ethiopia, 26-27 Nov. 2012

29.      U. C. Okoro and E. Godwin-Nwakwasi, Palladium Catalyzed Tandem   Amidation of Non-linear Diazaphenothiazine Presented at the 4th       International Congress of African Societies of Chemistry held at Marrakech,   Morocco, 5-7 May, 2013.

30.      U. C. Okoro, E. A. Onoabedje, A. Sarker and D. W. Knight. Utility of     Palladium-Xphos Mediated Cross Coupling Reactions in the Alkynylation of            Phenothiazine and Phenoxazine, presented at the 13th Ibn Sina    International  Conference on Pure and Applied Heterocyclic Chemistry, 14- 17 February 2015 at Hurghada Egypt.

31.       U. C. Okoro and D. I. Ugwu, ‘New Carboxamide Derivatives as a Selective      COX-II Inhibitor: Design, Synthesis and Structure Activity Relationship’       presented at the 2018 International Conference on Pure and Applied          Chemistry for a Clean and Healthy Planet 2-6 July, 2018.

32.      U. C. Okoro, D. I. Ugwu and P. O. Ukoha, (2018) Synthesis, Characterization,             Molecular Docking and in vitro Anti-malaria Properties of New Carboxamide           bearing Sulphonamide’ presented at the 2018 International Conference on      Pure and Applied Chemistry for a Clean and Healthy Planet 2-6 July, 2018.

Industrial R & D Innovations

1.         U C Okoro and U E Amuho, ‘Sulphonation of Linear Akyl Benzene, R & D        project for small scale production of sulphonic acid at Cottage Industry       level, 1991.

2          U C Okoro and U E Amuho, ‘Design and Formulation of Industrial Degreaser’           R & D project for small-scale Commercial production of Degreasers at            Cottage Industry level, 1991.

3.         U C Okoro and O C Njoku ‘ Synthesis of Alkyd Resin from Indigenous   Soybean Oil’ R & D project for the production of surface coating binders for             local Industries, 1992.

4.        U C Okoro and J M Ogoh, ‘Design and Formulation of Printing Ink from          Soybean oil based Alkyd Resin’ R & D project for small-scale production of   printing ink for the local  printing industries, 1992.

6.        U C Okoro & O S Ichu, ‘Design and Formulation of Liquid Detergent from     Sulphonic Acid’ R & D project for commercial production of Liquid             Detergent at cottage Industry Level, 1991.

7.         U C Okoro & S U Ememanka, ‘Benefication of PALMITIC ACID in Palm  oil’ R             & D project for Commercial production of palmitic acid for the cosmetic    Industries, 1993.

8.        U C Okoro & E C Ubabuko, ‘Design and Production of Gypsun and Plaster of             Paris(POP) from the  Nigerian Chemical grade Limestone of Mfamosin,           Ukpilla and Jakura’ R & D project for the production of raw material for the           school chalk Industries, 1991.

9.        U C Okoro & I  G Orjiako, ‘Design and Formulation o0f high grade Detergent          Powder from sulphonic acid’ R & D project for small-scale commercial   production of detergent powder, 1995.

10.      U C Okoro & O Amele, ‘Design and Formulation of good quality wood glue   from essentially local  raw materials’ R & D project for the production of wood glue at cottage Industry level, 1993.

11.       U C Okoro & I A Okorie, ‘Design and Formulation of good quality Book          Binders Adhesive from Gelatin’ R & D project for the production of         adhesives from animal skin, 1992.

12.       U C Okoro & L C Amaefule, ‘Design and Formulation of gloss paint from         Soybean oil alkyd resin’R & D project for the production of gloss paint of      high percentage local raw material input, 1991.

13.       U C Okoro and R U Okoye, ‘Synthesis and application of Aniline Black in the             formulation of   printing ink’ R & D project for the production of printing ink            using organic pigment, 1990.

14.       U C Okoro and A E Obi, ‘Design and Formulation of self vulcanizing rubber solution from local rubber latex’ R & D project for small scale commercial        production of neoprene adhesive, 1992.

15.       U C Okoro, ‘Design and Production of iron    oxide pigments (Red & Yellow) from waste Iron  ‘Shavings’ of the foundry workshop’ R & D project for the          production of pigments for the surface  coating  Industries, 1995.

16.       U C Okoro and E Oguzie, ‘Utilization of local  Indian bamboo in the      production  of α-cellulose’ R  & D project   for small scale production of raw          material for the synthesis of sodium  carboxymethylcellulose (SCMC) 1994

17.       U C Okoro and E Oguzie, ‘Design and synthesis of sodium           carboxymethylcellulose (SCMC)’, R & D project for the commercial    production of SCMC at cottage Industry level(1994).

18.       U C Okoro & A N Chukwu, ‘Design and synthesis of Nitrocellulose from local             saw dust’, R & D project for the local soucing of industrial raw material for            the production of wood finish and other surface coating products (1996).

19.       U C Okoro & L L Agubama, ‘Recycling of spent engine oil and formulation of            Grease  from the  recycled oil’ R & D project for commercial   production of     grease from cheap raw materials. (1996)

20.      U C Okoro and H O Okonkwo, ‘Utilization of waste lime in the formulation    of school chalk’ R & D project for local exploitation of waste lime from      acetylene manufacture, (‘1996).

21.       U C Okoro and I N Ani, ‘Development of some agricultural Herbicides for       rice farms’, R & D project for local manufacture of herbicides at cottage   industry level (1994).

22.      U C Okoro and V N Okafor, ‘Benefication  of Bees wax from local   honey      comb wastes’, R & D project for the exploitation of waste honey comb for use as raw material in the cosmetic and allied   industries, (1996).

23.      U C Okoro and Aniagudo O C, Development of Moulder (POP) Interior

            Decoration Works, R & D project for the exploitation of Nigeria Abundant

            Limestone Deposits, (2012).

24.      U C Okoro and Anichebe L I, Development of Cold Water Starch for the         Laundry Industries,  R & D production of Cold Water Starch at Cottage    Industry Level  (2011)

(ix)   Consultancy Works Undertaken  

1.         Analysis for pollution levels in Bore-hole waters for MUM Mineral Company             Ltd. ENUGU, (1989)

2.         Analysis for the assessment of limestone quality for MUM Mineral       Company Ltd. ENUGU, (‘1989)

3.         Analysis of some Lead Sulphide Ores (Galena) for Emerson General     Company Ltd. ABA, (1990)

4.        Development of detergent powder (FABRICLEAN©) for A C Colac Enterprises            Ltd. KADUNA,  (1992)

5.         Development of Surfactant Powder for washing Baby Nappies             (NAPICLEAN©) FOR Mother and Child Industries Ltd. ONITSHA, Anambra        State (1991)

6.        Development of Laundry liquid starch, Utensil Scrubbing Powder and             greaseless creams from essentially local raw materials for Mother and Child          Industries, ONITSHA, (1991)

7.         Development of organic and inorganic Dyes  and Pigments from local  plants            ores and aromatic compounds for Raw Materials Research and      Development Council (RMRDC), LAGOS, (1992)

8.        Commercial production   of Sulphonic Acid at cottage Industry level for         Satellite Food and Chemical Company Ltd. ENUGU, (1992).

 




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