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1

Miscibility studies of HPMC/PEG blends in water by viscosity, density, refractive index and ultrasonic velocity method

Sudhir Ramswamy Illiger, Chandralekha Fadnis, T. Demappa, J. Jayaraju, J. Keshavayya

Journal:

Carbohydrate Polymers

Year:

2009

Language:

english

File:

PDF, 216 KB

english, 2009

2

Synthesis, spectral, magnetic, thermal and antibacterial studies on symmetrically substituted 1,8,15,22-tetra- phenylpropene-1-imino phthalocyanines

Venugopala Reddy, K. R., Keshavayya, J., Moinuddin Khan, M. H.

Journal:

Journal of Coordination Chemistry

Year:

2009

Language:

english

File:

PDF, 206 KB

english, 2009

3

Viscosity, Ultrasonic, and Refractometric Studies of Chitosan/Polyethylene Glycol Blend in Solution at 30, 40, and 50°C

Jayaraju, J., Basavaraju, K., Keshavayya, J., Rai, S.

Journal:

Journal of Macromolecular Science Part B

Year:

2006

Language:

english

File:

PDF, 128 KB

english, 2006

4

Synthesis, structural investigations and biological studies on symmetrically substituted 4,4 ′ ,4 ″ ,4″′- tetra-methoxyphenylimino phthalocyanine complexes

Moinuddin Khan, M. H., Fasiulla,, Harish, M. N. K., Keshavayya, J., Venugopala Reddy, K. R.

Journal:

Journal of Coordination Chemistry

Year:

2007

Language:

english

File:

PDF, 398 KB

english, 2007

5

Synthesis, spectroscopic characterization, antimicrobial, antitubercular and DNA cleavage studies of 2-(1 H -indol-3-yldiazenyl)-4, 5, 6, 7-tetrahydro-1, 3-benzothiazole and its metal complexes

Mallikarjuna, N.M., Keshavayya, J., Ravi, B.N.

Journal:

Journal of Molecular Structure

Year:

2018

Language:

english

File:

PDF, 2.95 MB

english, 2018

6

Synthesis, Characterization and Electrochemical investigations of Azo dyes derived from 2-amino-6-ethoxybenzothiazole

kumar, Vinod, Keshavayya, J, Pandurangappa, M, Ravi, B N

Journal:

Chemical Data Collections

Year:

2018

Language:

english

File:

PDF, 1.94 MB

english, 2018

7

Miscibility studies on chitosan/hydroxypropylmethyl cellulose blend in solution by viscosity, ultrasonic velocity, density, and refractive index methods

J. Jayaraju, S. D. Raviprakash, J. Keshavayya, S. K. Rai

Journal:

Journal of Applied Polymer Science

Year:

2006

Language:

english

File:

PDF, 271 KB

english, 2006

8

Glutaraldehyde-crosslinked chitosan beads for controlled release of diclofenac sodium

V. H. Kulkarni, P. V. Kulkarni, J. Keshavayya

Journal:

Journal of Applied Polymer Science

Year:

2007

Language:

english

File:

PDF, 149 KB

english, 2007

9

Studies on Synthesis and Pharmacological Activities of 1,2,4-Triazolo[3,4-b]1,3,4-thiadiazoles and their Dihydro Analogues

Vinod Mathew, Devasahayam Giles, Jathi Keshavayya, Vijaya P. Vaidya

Journal:

Archiv der Pharmazie

Year:

2009

Language:

english

File:

PDF, 475 KB

english, 2009

10

ChemInform Abstract: Synthesis and Pharmacological Activities of 1,2,4-Triazolo[3,4-b]1,3,4-thiadiazoles and Their Dihydro Analogues.

Vinod Mathew, Devasahayam Giles, Jathi Keshavayya, Vijaya P. Vaidya

Journal:

Year:

2009

File:

PDF, 37 KB

2009

11

Anti-Microbial Activity and Film Characterization of Thiazolidinone Derivatives of Chitosan

Anandrao R. Kulkarni, Venktrao H. Kulkarni, Jathi Keshavayya, Vijaykumar I. Hukkeri, Hsing-Wen Sung

Journal:

Macromolecular Bioscience

Year:

2005

Language:

english

File:

PDF, 69 KB

english, 2005

12

Synthesis, spectral and magnetic susceptibility studies on tetrachloro metal(II)phthalocyanines

M.P. Somashekarappa, K.R. Venugopala Reddy, M.N.K. Harish, J. Keshavayya

Journal:

Journal of Molecular Structure

Year:

2005

Language:

english

File:

PDF, 99 KB

english, 2005

13

Synthesis, spectral, magnetic and antifungal studies on symmetrically substituted metal(II)octaiminophthalocyanine pigments

Fasiulla, M.H. Moinuddin Khan, M.N.K. Harish, J. Keshavayya, K.R. Venugopala Reddy

Journal:

Dyes and Pigments

Year:

2008

Language:

english

File:

PDF, 278 KB

english, 2008

14

Spectral and electrochemical investigation of octanitro substituted metal phthalocyanines

K.R. Venugopala Reddy, J. Keshavayya, B.E. Kumara Swamy, M.N.K. Harish, H.R. Mallikarjuna, B.S. Sherigara

Journal:

Dyes and Pigments

Year:

2009

Language:

english

File:

PDF, 354 KB

english, 2009

15

Heterocyclic system containing bridgehead nitrogen atom: synthesis and pharmacological activities of some substituted 1,2,4-triazolo[3,4-b]-1,3,4-thiadiazoles

V. Mathew, J. Keshavayya, V.P. Vaidya

Journal:

European Journal of Medicinal Chemistry

Year:

2006

Language:

english

File:

PDF, 257 KB

english, 2006

16

Studies on synthesis and pharmacological activities of 3,6-disubstituted-1,2,4-triazolo[3,4-b]-1,3,4-thiadiazoles and their dihydro analogues

Vinod Mathew, J. Keshavayya, V.P. Vaidya, D. Giles

Journal:

European Journal of Medicinal Chemistry

Year:

2007

Language:

english

File:

PDF, 341 KB

english, 2007

17

Synthesis, spectral, magnetic and thermal studies on symmetrically substituted metal(II)-1,3,8,10,15,17,22,24-octafluorophthalocyanines

K.R. Venugopala Reddy, M.N.K. Harish, Fassiulla, M.H. Moinuddin Khan, J. Keshavayya

Journal:

Journal of Fluorine Chemistry

Year:

2007

Language:

english

File:

PDF, 598 KB

english, 2007

18

Synthesis of symmmetrically substituted octabromophthalocyanine pigments and their characterisation

K.R. Venugopala Reddy, J. Keshavayya

Journal:

Dyes and Pigments

Year:

2002

Language:

english

File:

PDF, 162 KB

english, 2002

19

Synthesis, spectral, magnetic and thermal studies on symmetrically substituted metal (II) 1,3,8,10,15,17,22,24-octachlorophthalocyanines

K.R. Venugopala Reddy, J. Keshavayya, J. Seetharamappa

Journal:

Dyes and Pigments

Year:

2003

Language:

english

File:

PDF, 232 KB

english, 2003

20

Synthesis and spectroscopic investigations of iron(III) complexes with chlorides and dianionic, symmetrically halogen substituted phthalocyanines as ligands

M.P Somashekarappa, J Keshavayya, B.S Sherigara

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2003

Language:

english

File:

PDF, 199 KB

english, 2003

21

Effect of method of preparation and process variables on controlled release of insoluble drug from chitosan microspheres

Preeti V. Kulkarni, Jathi Keshavayya, Venkatrao H. Kulkarni

Journal:

Polymers for Advanced Technologies

Year:

2007

Language:

english

File:

PDF, 193 KB

english, 2007

22

Organic semiconductors—metal phthalocyanine sheet polymers

B. N. Achar, G. M. Fohlen, J. A. Parker, J. Keshavayya

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

1987

Language:

english

File:

PDF, 381 KB

english, 1987

23

MS and GC–MS studies on phthalocyanine monomers

B. N. Achar, G. M. Fohlen, J. Keshavayya

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

1989

Language:

english

File:

PDF, 441 KB

english, 1989

24

Synthesis and antimicrobial activity of 2-substituted [4-(1,3,4-oxadiazol-2-yl methyl)] phthalazin-1(2H)-one derivatives

Ajjanna M. Sridhara, Kallam R. Venugopala Reddy, Jathi Keshavayya, Palusa Sanath Kumar Goud, Bankavadi C. Somashekar, Prosenjit Bose, Sanenahalli K. Peethambar, Satish Kumar Gaddam

Journal:

European Journal of Medicinal Chemistry

Year:

2010

Language:

english

File:

PDF, 235 KB

english, 2010

25

Synthesis and structural studies of metal(II) 4,9,16,23-phthalocyanine tetraamines

B.N. Achar, G.M. Fohlen, J.A. Parker, J. Keshavayya

Journal:

Year:

1987

Language:

english

File:

PDF, 503 KB

english, 1987

26

Synthesis, structural investigations and biological studies on symmetrically substituted 3,3′,3",3"′-tetra-methoxyphenylimino phthalocyanine complexes

M. H. Moinuddin khan, Fasiulla, J. Keshavayya, K. R. Venugopala Reddy

Journal:

Russian Journal of Inorganic Chemistry

Year:

2008

Language:

english

File:

PDF, 255 KB

english, 2008

27

Preparation and characterization of crosslinked chitosan microspheres for the colonic delivery of 5-fluorouracil

Subramanya K. Bhat, J. Keshavayya, Venkatrao H. Kulkarni, Venugoapala K. R. Reddy, Preeti V. Kulkarni, Anandrao R. Kulkarni

Journal:

Journal of Applied Polymer Science

Year:

2012

Language:

english

File:

PDF, 1.27 MB

english, 2012

28

SYNTHESIS, MAGNETIC, SPECTRAL, AND THERMAL STUDIES ON METAL(II) 1,3,8,10,15,17,22,24-OCTAAMINOPHTHALOCYANINES

Reddy, K. R. Venugopala, Keshavayya, J.

Journal:

Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 217 KB

english, 2002

29

SYNTHESIS AND SPECTROSCOPIC INVESTIGATION OF TETRANITRO-, TETRAAMINO-, TETRAHYDROXY-, AND TETRACYANOPHTHALOCYANINEIRON(III) CHLORIDE

Somashekarappa, M. P., Keshavayya, J.

Journal:

Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry

Year:

2001

Language:

english

File:

PDF, 253 KB

english, 2001

30

Decorating nickel phthalocyanine periphery by aryl-1,3,4-oxadiazole pendants: synthesis, characterization, and conductivity studies

Harish, M.N.K., Keshavayya, J., Reddy, K.R. Venugopala, Mallikarjuna, H.R., Ali, R.A. Shoukat, Rajesh, T.

Journal:

Journal of Coordination Chemistry

Year:

2010

Language:

english

File:

PDF, 545 KB

english, 2010

31

Synthesis and biological activities of Bis alkyl 1,3,4-oxadiazole incorporated azo dye derivatives

Shridhar, A.H., Keshavayya, J., Peethambar, S.K., Joy Hoskeri, H.

Journal:

Arabian Journal of Chemistry

Year:

2012

Language:

english

File:

PDF, 562 KB

english, 2012

32

Triazoles as complexing agents: synthesis, characterization and pharmacological activities of copper complexes of 4-amino-3-mercapto-5-substituted aryl-1,2,4-triazoles

Mathew, Vinod, Keshavayya, J., Vaidya, V. P., Khan, M. H. Moinuddin

Journal:

Journal of Coordination Chemistry

Year:

2008

Language:

english

File:

PDF, 152 KB

english, 2008

33

Studies on the Miscibility of Chitosan/Poly(vinyl pyrrolidone) Blend in Solution by Viscometry, Ultrasonic Velocity, Density and Refractometry Techniques at 30, 40, and 50°C

Jayaraju, J., Keshavayya, J., Rai, S. K., Rama, Shetty Ravindra

Journal:

Journal of Macromolecular Science Part B

Year:

2008

Language:

english

File:

PDF, 270 KB

english, 2008

34

Miscibility Studies of Dextran/Poly(vinyl pyrrolidone) Blend in Solution

Ahmed, A. Al-Kahtani, Jayaraju, J., Sherigara, B. S., Naik Bhojya, H. S., Keshavayya, J.

Journal:

Journal of Macromolecular Science Part A

Year:

2008

Language:

english

File:

PDF, 460 KB

english, 2008

35

Miscibility Studies on Chitosan/Poly(vinyl alcohol) Blends

Jayaraju, J., Keshavayya, J., Rai, S. K., Basavaraju, K. C.

Journal:

Journal of Macromolecular Science Part A

Year:

2008

Language:

english

File:

PDF, 216 KB

english, 2008

36

Synthesis, Magnetic, Spectral and Therhal Studies on Iietal(II) 1,8,15,224 Tetrantrophthalocyanines

Somashekarappa, M. P., Keshavayya, J.

Journal:

Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry

Year:

1999

Language:

english

File:

PDF, 467 KB

english, 1999

37

Comparative Studies on Metal Complexes of 2‐Acetylnaphtho[2,1‐ b ]furan Oxime and 2‐Benzoylnaphtho[2,1‐ b ]furan Oxime

Latha, K. P., Vaidya, V. P., Keshavayya, J.

Journal:

Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry

Year:

2004

Language:

english

File:

PDF, 202 KB

english, 2004

38

Synthesis, characterizations and biological studies of symmetrically substituted 2, 9, 16, 23-tetra-hydroxyphenylimino phthalocyanine complexes

Khan, M.H. Moinuddin, Reddy, K.R. Venugopala, Keshavayya, J., Fasiulla,, Raghavendra, S.

Journal:

Green Chemistry Letters and Reviews

Year:

2009

Language:

english

File:

PDF, 682 KB

english, 2009

39

Self-assembled molecular films of tetraamino metal (Co, Cu, Fe) phthalocyanines on gold and silver. Electrochemical and spectroscopic characterization

Somashekarappa, M. P., Keshavayya, J., Sampath, S.

Journal:

Pure & Applied Chemistry

Year:

2002

Language:

english

File:

PDF, 238 KB

english, 2002

40

Synthesis, Characterization, and Biological Activity of 5-Phenyl-1,3,4-thiadiazole-2-amine Incorporated Azo Dye Derivatives

Keerthi Kumar, Chinnagiri T., Keshavayya, Jathi, Rajesh, Tantry N., Peethambar, Sanehalli K., Shoukat Ali, Angadi R.

Journal:

Organic Chemistry International

Year:

2013

Language:

english

File:

PDF, 272 KB

english, 2013

41

Designing nickel phthalocyanine periphery by alkyl chain via [1,3,4]-oxadiazole

Harish, M.N.K., Keshavayya, J., Reddy, K.R. Venugopala, Mallikarjuna, H.R.

Journal:

Journal of Coordination Chemistry

Year:

2011

Language:

english

File:

PDF, 940 KB

english, 2011

42

Synthesis, characterization and electrochemical studies of azo dyes derived from barbituric acid

S, Harisha, Keshavayya, Jathi, Kumara Swamy, B.E., Viswanath, C.C.

Journal:

Dyes and Pigments

Year:

2016

Language:

english

File:

PDF, 4.19 MB

english, 2016

43

Extractive Spectrophotometric Determination of Antiallergic Drugs in Pharmaceutical Formulations Using Bromopyrogallol Red and Bromothymol Blue.

RAMESH, Kunabevu C., GOWDA, Babu G., MELWANKI, Mahaveer B., SEETHARAMAPPA, Jaldappa, KESHAVAYYA, Jathi

Journal:

Analytical Sciences

Year:

2001

Language:

english

File:

PDF, 25 KB

english, 2001

44

Synthesis, characterization, thermal and biological evaluation of Cu (II), Co (II) and Ni (II) complexes of azo dye ligand containing sulfamethaxazole moiety

Mallikarjuna, N.M., Keshavayya, J., Maliyappa, M.R., Shoukat Ali, R.A., Venkatesh, Talwara

Journal:

Journal of Molecular Structure

Year:

2018

Language:

english

File:

PDF, 1.78 MB

english, 2018

45

Synthesis, spectroscopic characterization and pharmacological studies on novel sulfamethaxazole based azo dyes

Mallikarjuna, N.M., Keshavayya, J.

Journal:

Journal of King Saud University - Science

Year:

2018

Language:

english

File:

PDF, 812 KB

english, 2018

46

Synthesis and Antimicrobial Studies of Some New 3-Isoxazoline Substituted Phthalazine Methylsulfonyl Oxadiazoles

Sridhara, A. M., Reddy, K. R. Venugopala, Keshavayya, J., Ambika, D. S., Goud, Sanathkumar, Peethambar, S. K.

Journal:

E-Journal of Chemistry

Year:

2011

Language:

english

File:

PDF, 1.17 MB

english, 2011

47

Synthesis, Characterization and Pharmacological Activities of 3,6-Disubstituted-1,2,4-triazolo [3,4- b ]-1,3,4-thiadiazoles and their Dihydro Analogues

Mathew, Vinod, Keshavayya, J., Vaidya, V. P.

Journal:

E-Journal of Chemistry

Year:

2007

Language:

english

File:

PDF, 1.27 MB

english, 2007

48

Catalytic approach green synthesis, characterization and electrochemical studies of heterocyclic azo dye derived from 5-amino-1,3,4-thiadiazole-2-thiol

Harisha, S., Keshavayya, Jathi, Kumara Swamy, B.E., Prasanna, S.M., Viswanath, C.C., Ravi, B.N.

Journal:

Journal of Molecular Liquids

Year:

2018

Language:

english

File:

PDF, 2.04 MB

english, 2018

49

Catalytic approach green synthesis, characterization and electrochemical studies of heterocyclic azo dye derived from 5-amino-1,3,4-thiadiazole-2-thiol

Harisha, S., Keshavayya, Jathi, Kumara Swamy, B.E., Prasanna, S.M., Viswanath, C.C., Ravi, B.N.

Journal:

Journal of Molecular Liquids

Year:

2018

Language:

english

File:

PDF, 2.04 MB

english, 2018

50

Synthesis, characterization, pharmacological and computational studies of 4, 5, 6, 7-tetrahydro-1, 3-benzothiazole incorporated azo dyes

Maliyappa, M.R., Keshavayya, J., Mallikarjuna, N.M., Murali Krishna, P., Shivakumara, N., Sandeep, Telkar, Sailaja, Krishnamurty, Nazrulla, Mohammed Azeezulla

Journal:

Journal of Molecular Structure

Year:

2018

Language:

english

File:

PDF, 2.29 MB

english, 2018