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पूर्वोत्तर क्षेत्रीय विज्ञान एवं प्रौद्योगिकी संस्थान   
North Eastern Regional Institute of Science and Technology 
deemed-to-be-university under the Ministry of Education, Govt. of India
Nirjuli - 791109, Arunachal Pradesh 
faculties

Dr. Pradeep K. Tripathy

Professor

Synthetic Organic Chemistry, Heterocycles/2-Oxazolin-5-ones as synthons

e-mail: pkt [AT] nerist(dot)ac(dot)in,
Phone(EPBX/Office):2257401 - 410 extn. 6124 (off)

  • Professional Background
  • Honors and Awards
  • Educational Details
  • Administrative Background
  • Teaching Engagements
  • Participation in short term courses
  • Publications
  • Miscellaneous
From To Designation Organisation
2006 Till date Professor NERIST
1997 2006 Associate Professor NERIST
1988 1997 Assistant Professor NERIST
1986 1988 Post Graduate Teacher KendriyaVidyalaya, Sangathan, Patna
Award Institute Year
CSIR-JRF CSIR, New Delhi 1982-84
CSIR-SRF CSIR, New Delhi 1984-86
Nominated Chartered Chemists The Institution of Chemists, India  
Degree Subject University Year
Ph.D. Chemistry BHU, Varanasi 1987
M.Sc. Organic Chemistry BHU, Varanasi 1981
B.Sc. Chemistry BHU, Varanasi 1979
From To Designation Organisation
2001  November, 2005. Head, Department of Chemistry NERIST
21/05/2009 17/7/2012 HOD, Chemistry (2nd time) NERIST
March 15, 2008 May 2009 Controller, Store and Purchase NERIST
2013 Till date Dean (Academic) NERIST
Title Course Code Module Semester
Chemistry-III CY-3101 Diploma I
Engineering Chemistry I CY-3201 Diploma II
Applied Chemistry IA CY5101 Degree I
Organic Chemistry I CY-7102 PG (Ist year) I
Organic Chemistry II CY7202 PG (1st year) II
Stereochemistry and reaction mechanism CY8005 PG (2nd year) I
Organic Photochemistry CY8013 PG (2nd year) I
Heterocyclic Chemistry CY8018 PG (2nd year) II
Course Name Sponsored By Date
Food Processes and Preservation Technology. Indian Institute of Technology (IIT), Kharagpur June 01 –15, 1992
Science and Technology of Advanced Materials Department of Metallurgy, Institute of Technology (IT), BHU, Varanasi-221005. May 17-30, 1994
Induction Training for Teachers NERIST, Nirjuli-791109, Arunachal Pradesh. November 18-20, 1994 at
Applications of Computers in Chemical Sciences and Engineering SantLongowal Institute of Engineering and Technology (SLIET), Longowal-148 106, Punjab.  May 28- June 08, 2001 at
Impact of Agricultural Infra-structures on Economic Development in a State. NERIST, Nirjuli-791 109, Arunachal Pradesh October 20-21, 2001
IT Applications in Library and Information Management. NERIST, Nirjuli-791 109, Arunachal Pradesh November 11-22, 2002
Mechanical Engineering Design: A Concurrent Engineering Approach NERIST, Nirjuli-791 109, Arunachal Pradesh. December 2-13, 2002
Translating Ideas into Products and Patents NERIST, Nirjuli-791 109, Arunachal Pradesh. February 17-28, 2003
Integrated Management Programmes for Effective    Management of Technical Institutions at NERIST, Nirjuli, Arunachal Pradesh. 23- July 5,2003
Staff Development Programme on INDUCTION TRAINING. NERIST, Nirjuli, Arunachal Pradesh. 23- July 5,2003
Self Employment Generation NERIST, Nirjuli, Arunachal Pradesh. March 22- 26, 2004
National workshop on “GREEN CHEMISTRY”. Indian Institute of Technology, Guwahati, Sponsored by Department of Science and Technology, New Delhi February 25- 26, 200
  1. A rapid synthesis of 2-acyl (aroyl) amino-3-aryl-2-alkenoic acids and their anilides,     P. K.Tripathy and A. K. Mukerjee, Chem. Ind. (London), (1983)863.
  2. A fast synthesis of 2-acylamino-2-alkenoic acids, P. K. Tripathy and A. K.Mukerjee, Synthesis, (1984) 418.
  3. A Facile synthesis of N-substituted 2-acylamino-2-alkenamides, P. K. Tripathyand A. K. Mukerjee, Synthesis, (1985)285.
  4. Cyclisation of N-substituted 2-acyamino-2-alkenamides: some observations,P.K. Tripathyand A. K. Mukerjee, Indian J. Chem., 25B, (1986)765.
  5. Reactions of 4-anilinomethylene and 4-ethoxymethylene-2-phenyl-2-oxazolin-5-ones, P. K.Tripathy and A. K. Mukerjee, Indian J. Chem., 25B, (1986)1059.
  6. A facile synthesis and solvolysis of 4-bis (methylthio)methylene-2-phenyl-2-oxazolin-5-one, P. K. Tripathyand A. K. Mukerjee, Indian J. Chem., 25B, (1986)1275.
  7. Reaction of 4-ethoxymethylene-2-phenyl-2-oxazolin-5-one with primary amines in the presence of thiols:    one-flask  synthesis  of  N-substituted  2-benzoylamino-3-alkylthio-2-propenamides, A. M. Tikdari, P. K. Tripathy and A. K. Mukerjee, Chem. Ind. (London), (1986)823.
  8. A facile synthesis of 3-acylaminocoumarins, P. K. Tripathy and A. K. Mukerjee,Indian J.  Chem., 26B, (1987)61.
  9. Condensation of 2-phenyl-2-oxazolin-5-one with o-hydroxyacetophenoneimines,P. K. Tripathy and A. K. Mukerjee, Heterocycles, 26, (1987)1517.
  10. Reaction of 2-phenyl-2-oxazolin-5-one with 3-N-alkyl/arylisatinimes: one-flask synthesis of substituted 3-benzoylamino-2-oxo-1,2-dihydro-quinoline-4- carboxamides, P. K. Tripathy, A. Jain and A. K. Mukerjee, J. Prakt. Chemie. 330, (1988)313.
  11. Reactions of some 1,3-diaminonucleophiles with azlactones, A. M. Tikdari, P. K. Tripathyand A. K. Mukerjee, J. Chem. Soc. Perkin Trans I, (1988)1659.
  12. Ring closure mechanism of N-substituted 2-acylamino-2-alkenamides, P. K. Tripathy, ActaCienciaIndica, 16(3), (1990)317.
  13. A facile synthesis of 2-substituted 4-arylmethylene-2-oxazolin-5-ones, P. K. Tripathy and A. K. Mukerjee, ActaCienciaIndica, 17(1),  (1991)85.
  14. Mixed chelates of some tri-valent lanthanide ions containing (Trans-1,2- cyclohexylenedinitriolo) tetra acetate Norleucinate, B. C. Das, P. K. Tripathy and  B. K. Kanungo, Monatshefte Fur Chemie (New York), 122, (1991)341.
  15. Number of Oxidations: a convenient method for the evaluation of organic oxidation-reduction, P. K. Tripathy and B. K. Kanungo, Chem. Education, 8(1), (1991)30.
  16. Oxidation Number of organic compounds: a simplest way to recognising and quantifying organic  oxidation-reduction, P. K. Tripathy, ActaCienciaIndica, 18C(1), (1992)63.
  17. Mechanism of the condensation of 2-substituted  2-oxazolin-5-ones with o-Hydroxyaromatic carbonyl compounds and their imines: some corrections, P. K. Tripathy,Indian J. Heterocyclic Chem., 2, (1992)77.
  18. A facile solvolysis of 4-heteromethylene-2-phenyl-2-oxazolin-5-ones, P.   K.Tripathy,J. Inst. Chemists (India), 60 (5), (1996)153.
  19. Microwave irradiated one flask synthesis of 2, 3-Disubstituted quinazolin-4-ones, P. K.Tripathy, J. Inst. Chemists (India), 75(6), (2003)179. The paper was selected for BestPaper award for the Journal in 2004.
  20. Benzenesulphonyl chloride as a cyclocondensing agent in one pot synthesis of 3-Substituted 2- methylquinazolin-4-ones, P. K. Tripathy,J. Inst. Chemists (India), 76(1), (2004)6.
  21. Microwave assisted one pot synthesis of (Z)-1,2-Disubstituted 4-arylmethylene-2-  imidazolin–5-ones using solid support in solvent free condition,P. K. Tripathy, Indian J. Heterocyclic Chem., 14, (2004)77.
  22. Microwave assisted rapid condensation of 2-thiohydantoin/ hydantoin with Schiff bases. P. K. Tripathy,Asian J. Chem., 17(2), (2005)1207.
  23. A facile and fast one flask synthesis of unsaturated azlactones by microwave activation,  P. K Tripathy, Asian J. Chem., 17(3), (2005)2037.
  24. Microwave Activated Synthesis of 2-Imidazolin-5-ones using Phenyl isothiocyanate as Cyclocondensing Agent, P. K. Tripathy,Asian J. Chem., 19(1), (2007)813.
  25. Condensation of Unsaturated 2-Oxazolin-5ones with Urea/ Thiourea and Related studies, P. K. Tripathy,J. Inst. Chemists (India), 79(4), (2007)115.
  26. Condensation of 2-substituted 2-oxazolin-5-ones with o-hydroxyaromatic carbonyl compounds and their imines under microwave activation,P. K. Tripathy,Asian J. Chem.,20 (6),(2008) 4353.
  27. A fast and facile synthesis of N-substituted-2-acylaminoprop-2-enamides using unsaturated azlactones as synthons, HironmoyeeBaruah, SomadritaBorthakur and P. K. Tripathy, Indian J. of Heterocyclic Chemistry, 24, 2014, 205-208.
  28. Synthesis of Erlenmeyer Azlactones using arylsulphonyl chloride as cyclocondensing agent, LimiGoswami and P. K. Tripathy, Indian J. of Heterocyclic Chemistry, 24, 2015, 281-282.
  29.  One flask synthesis of esters of the corresponding 3-substituted 2-benzylamino acrylic acids using 2-oxazolin-5-ones as synthons, Md. Mizanur Ahmed, SomadritaBorthakur and P. K. Tripathy, Indian J. of Heterocyclic Chemistry,24, 2015, 371-372.
Paper presented in CONFERENCE / SYMPOSIUM
  1.  Condensation of 2- Sustituted 2-oxazolin-5-ones with o-Hydroxyaromatic  carbonyl compounds and their imines under microwave activation,  Pradeep K. Tripathy, 50th Annual Technical Session and National Conference on Current Trends of Research in Science and Technology, Gauhati University, Guwahati, held on January 28- 29, 2005.
  2. Synthesis of Unsaturated Azlactones by Microwave Activation under non-hazardous conditions,  Pradeep K. Tripathy, National symposium on Organic Synthesis: New Dimensions, Banaras Hindu University, Varanasi- 221 005, held on March 06- 07, 2005.
  3. A facile and rapid synthesis of 1,2-Disubstituted 4-arylmethylene-2-imidazolin-5-ones using    microwave irradiation in dry media, Pradeep K. Tripathy, 93rd session of Indian Science Congress held on January 3- 7, 2006 at Hyderabad.
  4. Microwave Activated One Flask Synthesis of N-Substituted 3-aroylamino-2-oxo-1,2-dihydroquinoline-4-carboxamides: Isothiocyanate mediated cyclocondensation of -N-acylamino acids with isatin/ N-methylisatin,  P. K. Tripathy,  94th session of Indian Science Congress held on January 3- 7, 2007 at Annamalai University, Chidambaram(Tamil Nadu).