Journal of Chemical and Pharmaceutical Research https://www.jocpr.com/ Journal of Chemical and Pharmaceutical Research is an online international journal to promote all fields of Chemical Sciences like Organic Chemistry, Green Chemistry, Photochemistry, Inorganic Chemistry, Physical Chemistry, Industrial Chemistry, Biochemistry, Environmental Chemistry, Agricultural and Soil Chemistry, Analytical Chemistry, Polymer Chemistry, Macromolecular Chemistry, Petroleum Chemistry, Forensic Chemistry and Phytochemistry as well as all aspects of Chemical Engineering etc. rss//rss/jocpr-volume-2-issue-2-year-2010.xml Journal of Chemical and Pharmaceutical Research Volume 2, Issue 2 https://www.jocpr.com/articles/ Synthesis of silver nanoparticles a safer alternative to conventionalantimicrobial and antibacterial agents Amrut S. Lanje,*, Satish J. Sharma and Ramchandra B. Pode https://www.jocpr.com/articles/synthesis-and-biological-screening-of-picric-acid--pamino-phenol-derivatives-for-antimicrobial-activity.pdf Synthesis and biological screening of picric acid pamino phenol derivatives for antimicrobial activity Avani Sheth*, Naman Doshi, D. J. Sen, R. Badmanaban and C. N. Patel https://www.jocpr.com/articles/novel-approaches-in-erythropoietin.pdf Novel Approaches in Erythropoietin Angad J. Nayak*, I. S. Anand and C. N. Patel https://www.jocpr.com/articles/solid-phase-extraction-of-copper-cadmium-and-lead-inenvironmental-samples-faas-using-activated-carbon-modified-with54dim.pdf Solid phase extraction of copper cadmium and lead inenvironmental samples FAAS using activated carbon modified with54dimethyl aminobenzyledeneamino2hydroxy benzoic acid K. Chalapathi and G. P. Maddaiah* https://www.jocpr.com/articles/quantitative-determination-of-galantamine-hydrobromide-in-pharmaceuticaldosage-form-by-rp-high-performance-liquid-chroma.pdf Quantitative determination of Galantamine Hydrobromide in pharmaceuticaldosage form by RP High Performance Liquid Chromatography Patel Krupesh B.*, Patel Amit V., Patel Vishal J., Dave Jayant B., Patel Chhaganbhai N https://www.jocpr.com/articles/uvspectrophotometric-method-development-and-validation-forestimation-of-galantamine-hydrobromide-in-tablet-dosage-form.pdf UVspectrophotometric method development and validation forestimation of Galantamine Hydrobromide in tablet dosage form Patel Hitesh N.*, Patel Amit V., Patel Vishal J., Dave Jayant B. and Patel Chhaganbhai N. https://www.jocpr.com/articles/antimicrobial-and-antifungal-screening-of-indanone-acetic-acid-derivatives.pdf Antimicrobial and antifungal screening of indanone acetic acid derivatives Vijay K Patel*, Dhrubo Jyoti Sen and C. N. Patel https://www.jocpr.com/articles/formulation-and-invitro-evaluation-of-floating-capsules-ofloratadine.pdf Formulation and invitro evaluation of floating capsules ofLoratadine Savan R. Vachhani*, Jatin J. Patel, Dipen Patel, S. T. Prajapati and C. N. Patel https://www.jocpr.com/articles/selection-of-superdisintegrant-for-famotidine-rapidly-disintegrating-tablets.pdf Selection of superdisintegrant for Famotidine rapidly disintegrating tablets Swati C. Jagdale*, Nisha C. Fernandes, Bhanudas S. Kuchekar, Tejas P.Shah and Anuruddha R. Chabukswar https://www.jocpr.com/articles/pharmacoeconomical-comparison-of-bare-metal-stent-and-drug-eluting-stent.pdf Pharmacoeconomical comparison of bare metal stent and drug eluting stent Hiren R. Patel*, M. A. Patel, I. S. Anand, C. N. Patel, K. H. Parikh and P. A. Bhatt https://www.jocpr.com/articles/synthesis-and-bioassay-studies-of-7substituted-pyrido23dpyrimidines.pdf Synthesis and bioassay studies of 7substituted pyrido23dpyrimidines M. Suresh, P. Lavanya, K. Vasu, D. Sudhakar and C. Venkata Rao* https://www.jocpr.com/articles/design-development-and-evaluation-of-extended-release-tablets-ofalfuzosin-hydrochloride.pdf Design development and evaluation of extended release tablets ofAlfuzosin hydrochloride D.B. Raju, S. M. M. Kiran Babu and M. M. Varma* https://www.jocpr.com/articles/corrosion-study-of-mild-steel-tor-steel-and-crs-steel-by-weight-loss-method.pdf Corrosion study of mild steel tor steel and CRS steel by weight loss method V. R. Rathi, S. D. Nirmal* and S. J. Kokate https://www.jocpr.com/articles/microwave-assisted-synthesis-of-some-5pyridyl2nsubstitutedphenyl-thioacetamido134oxadiazoles-as-antibacterial-andantioxi.pdf Microwave assisted synthesis of some 5pyridyl2Nsubstitutedphenyl thioacetamido134oxadiazoles as antibacterial andantioxidant agents S. Rajasekaran*, Gopal Krishna Rao, Sanjay Pai. P. N and Vedavathy. J https://www.jocpr.com/articles/phytochemical-screening-of-curculigo-orchioides-gaertn-root-tubers.pdf Phytochemical Screening of Curculigo Orchioides Gaertn Root tubers Anuj kumar Agrahari*, Sanjaya Kumar Panda, Ashutosh Meher, Amiya Ranjan Padhan and Mohd Khaliquzzama https://www.jocpr.com/articles/synthesis-and-biological-evaluation-of-antitubercular-activity-ofsome-synthesised-pyrazole-derivatives.pdf Synthesis and biological evaluation of antitubercular activity ofsome synthesised pyrazole derivatives Ravi G Patel*, Chirag K Patel, Vimal I Patel, D. J. Sen, B. Panigrahi and C. N. Patel https://www.jocpr.com/articles/flow-injection-a-new-approach-in-analysis.pdf Flow injection A new approach in analysis Ashish Parikh*, Kamlesh Patel, Chetan Patel and Patel BN https://www.jocpr.com/articles/corrosion-inhibitive-analysis-of-metal.pdf Corrosion Inhibitive Analysis of metal D. K. Gupta* and Jinendra Singh** https://www.jocpr.com/articles/formulation-and-evaluation-of-losartan-potassium-matrix-tabletsfor-oral-controlled-release.pdf Formulation and evaluation of Losartan Potassium matrix tabletsfor oral controlled release D. B. Raju, K. Suresh John and M. M. Varma* https://www.jocpr.com/articles/once-a-day-osmotic-drug-delivery-system-for-highly-watersoluble-pramipexole.pdf Once a day osmotic drug delivery system for highly watersoluble Pramipexole Wakode Rajeshri and Amrita Bajaj* https://www.jocpr.com/articles/qsar-analysis-and-validation-studies-on-substitutedspiropiperidines-as-glyt1-inhibitors.pdf QSAR analysis and validation studies on substitutedspiropiperidines as GlyT1 inhibitors Ajay Babu Padavalaa*, V. Vishnu Prasantha , Sankar Aditya Jayanthib , Agasteswar Vadlamanib and Sashikanth Chittia https://www.jocpr.com/articles/development-and-validation-of-spectrophotometric-methods-for-theestimation-of-cefadroxil-in-tablet-dosage-forms.pdf Development and validation of spectrophotometric methods for theestimation of Cefadroxil in tablet dosage forms Patel Chetan*, Patel Kamlesh, D J Sen, Badmanaban R and Ashish Parikh https://www.jocpr.com/articles/comparative-study-of-primary-metabolites-in-different-plant-parts-of-clitoriaternatea-l-guazuma-ulmifolia-lam--madhuca-i.pdf Comparative study of primary metabolites in different plant parts of Clitoriaternatea L Guazuma ulmifolia Lam Madhuca indica Gmel Neha Shekhawat* and Rekha Vijayvergia https://www.jocpr.com/articles/development-and-characterization-of-bioactive-macrocyclic-metal-complexesuse-as-a-potential-drug.pdf Development and characterization of bioactive macrocyclic metal complexesuse as a potential drug Rayees Ahmad Shiekha, Sheikh Shreazb, Luqman Ahmad Khanb, Athar Adil Hashmia * https://www.jocpr.com/articles/simultaneous-estimation-and-validation-of-rabeprazole-sodium-anddiclofenac-sodium-in-capsule-dosage-form.pdf Simultaneous estimation and validation of Rabeprazole Sodium andDiclofenac Sodium in capsule dosage form Raj K. Prasada*and Rajesh Sharmaa https://www.jocpr.com/articles/pseudopeptides-in-drug-discovery-a-newer-technology.pdf Pseudopeptides in drug discovery A newer technology Tejas Patel*, Avani Sheth, Naman Doshi, J B Dave, C N Patel https://www.jocpr.com/articles/corrosion-study-rebars-in-reinforced-concrete-structure-by-opencircuit-potential-method.pdf Corrosion study rebars in reinforced concrete structure by opencircuit potential method V. R. Rathi, S. J. Kokate, S. D. Nirmal https://www.jocpr.com/articles/synthesis-and-invitro-evaluation-of-novel-benzoxazole-derivatives-as-specific-cyclooxygenase--2-inhibitors.pdf Synthesis and invitro evaluation of novel benzoxazole derivatives as specific cyclooxygenase 2 inhibitors Srinivas Ampati* , J. V. Vidyasagar, K. Swathi and M. Sarangapani https://www.jocpr.com/articles/design-synthesis-and-biological-evaluation-of-523dialkylaminoalkoxy-indole-23diones-as-new-antihistamine-agents.pdf Design synthesis and biological evaluation of 523dialkylaminoalkoxy indole 23diones as new antihistamine agents K. Swathi , A. Srinivas and M. Sarangapani* https://www.jocpr.com/articles/studies-on-enteric-coated-sustained-timedrelease-tablets-of-metronidazole.pdf Studies on enteric coated sustained timedrelease tablets of Metronidazole Devraj* and D. C. Bhatt https://www.jocpr.com/articles/studies-on-uronic-acid-materials-and-structure-of-acacia-decurrens-gumpolysaccharide.pdf Studies on uronic acid materials and structure of Acacia decurrens gumpolysaccharide Anurag Tewari* and V. K. Jindal https://www.jocpr.com/articles/bucky-balls-a-novel-drug-delivery-system.pdf Bucky balls A novel drug delivery system Darshana Nagda, K. S. Rathore*, M. Bharkatiya, S. S. Sisodia and Nema R. K https://www.jocpr.com/articles/local-susceptibility-pattern-needs-mandatory-implimentation.pdf Local susceptibility pattern needs mandatory implimentation Chetna Patel https://www.jocpr.com/articles/validated-rphplc-method-for-simultaneous-estimation-of-rosuvastatin-calcium-and-telmisartan-in-pharmaceutical-dosage-for.pdf Validated RPHPLC method for simultaneous estimation of Rosuvastatin Calcium and Telmisartan in pharmaceutical dosage form Naman Doshi*, Avani Sheth, Aruna Sharma, J B Dave and C N Patel https://www.jocpr.com/articles/neuromuscular-blocking-agents-nmbas-an-overview.pdf Neuromuscular Blocking Agents NMBAs An Overview Manish Pal Singh *, Ragvendra Singh Bhaduaria , C. S. Sharma https://www.jocpr.com/articles/formulation-and-evaluation-of-floating-drug-delivery-system-ofmetformin-hydrochloride.pdf Formulation and evaluation of floating drug delivery system ofMetformin Hydrochloride D. B. Raju, R. Sreenivas and M. M. Varma* https://www.jocpr.com/articles/synthesis-and-antifungal-screening-of-piperidone-derivative-withpyrazolone-substituents.pdf Synthesis and antifungal screening of piperidone derivative withpyrazolone substituents Parimal M. Prajapati*, Dhrubo Jyoti Sen and C N Patel https://www.jocpr.com/articles/review-on-chemistry-and-pharmacology-of-murraya-koenigii-sprengrutaceae.pdf Review on chemistry and pharmacology of Murraya koenigii SprengRutaceae Anupam Nayak , Suvra Mandal , Avijit Banerji and Julie Banerji https://www.jocpr.com/articles/an-environmentally-benign-organic-solvent-free-approach-forsynthesis-of-new-schiff-bases-and-evaluation-of-antibacterial.pdf An environmentally benign organic solvent free approach forsynthesis of new Schiff bases and evaluation of antibacterial activity Archana Y. Vibhute, Subhash B. Junne, Vasant M. Gurav and Yeshwant B. Vibhute* https://www.jocpr.com/articles/study-of-viscera-by-xray-contrast-media-in-diagnostic-radiology.pdf Study of Viscera by XRay Contrast Media in Diagnostic Radiology Palakben K. Parikh, Dhrubo Jyoti Sen, Hiren M. Marvaniya, Kaumil N. Modi, Julee P. Soni, Sanjay D. Panchal and Priya R. Modiya https://www.jocpr.com/articles/assessment-of-seasonal-variation-in-physicochemical-characteristics-and-quality-of-pravara-river-water-for-irrigation-us.pdf Assessment of seasonal variation in physicochemical characteristics and quality of Pravara River water for irrigation use in SangamnerDist Ahmednagar Maharashtra *S. N. Thitame and G. M. Pondhe https://www.jocpr.com/articles/determination-of-sulfate-and-glutarate-ions-in-abacavir-hemisulfate-using-ion-chromatography-with-conductivity-detection.pdf Determination of sulfate and glutarate ions in Abacavir Hemisulfate using ion chromatography with conductivity detection Girish R. Deshpande *, Mallikarjuna Rao B. , Someswara Rao N. , Pallavi V. https://www.jocpr.com/articles/effect-of-wax-on-the-release-pattern-of-drugs-from-the-sustained-release-fatty-matrix-tablet.pdf Effect of wax on the release pattern of drugs from the sustained release fatty matrix tablet Swati Jagdale* , Swapnil Ghorpade, Dhaval Bhavsar, Bhanudas Kuchekar and Aniruddha Chabukswar https://www.jocpr.com/articles/synthesis-spectroscopic-and-antifungal-studies-of-niii-complexes-with-macrocyclic-ligands.pdf Synthesis spectroscopic and antifungal studies of NiII complexes with macrocyclic ligands Archana Kataria, Amit Kumar Sharma and Sulekh Chandra https://www.jocpr.com/articles/synthesis-and-pharmacological-evaluation-of-some-substituted-imidazoles.pdf Synthesis and pharmacological evaluation of some substituted imidazoles D. D. Bhragual* , N. Kumar and S. Drabu https://www.jocpr.com/articles/development-and-validation-of-uv-spectroscopic-method-for-estimation-of-voglibose-in-bulk-and-tablets.pdf Development and validation of UV Spectroscopic method for estimation of Voglibose in bulk and tablets N. Mallikarjuna Rao*, J. Bagyalakshmi and T. K. Ravi https://www.jocpr.com/articles/quantitative-structureactivity-relationship-analysis-of-some-2substituted-halogenbenzimidazoles-analogues-using-computer.pdf Quantitative structureactivity relationship analysis of some 2substituted halogenbenzimidazoles analogues using computeraided drug designing technique Smita Sharma *a , Mukesh Chandra Sharma b and A. D. Sharmac https://www.jocpr.com/articles/effect-of-curcumin-on-brain-and-liver-lipids-in-experimental-hepatotoxicity.pdf Effect of curcumin on brain and liver lipids in experimental hepatotoxicity S. Janaky Ranjithkumar , B. Prabu and A. J. Vanihsree https://www.jocpr.com/articles/determination-of-amino-acid-without-derivatization-by-using-hplc--hilic-column.pdf Determination of amino acid without derivatization by using HPLC HILIC column Pravin Bhandare , P. Madhavan , B.M. Rao*, N Someswar rao https://www.jocpr.com/articles/a-convenient-one-pot-synthesis-of-some-novel-benzothiazole-and-its-derivatives.pdf A convenient one pot synthesis of some novel benzothiazole and its derivatives S. G. Badnea*, S. V. Kuberkarb , K. N. Purib , V. W. Banewarc and G. H. Murhekarc https://www.jocpr.com/articles/qsar-studies-of-15di4amidinophenoxypentane-and-it-analogues-for-their-antileishmenial-activity.pdf QSAR Studies of 15di4amidinophenoxypentane and it analogues for their antileishmenial activity Mahesh Verma , Anil Bhandari and Rajesh Kumar Nema https://www.jocpr.com/articles/synthesis-and-antimicrobial-activity-of-4substituted-phenyl-11h16h56dioxa11a-15bdiaza5a5phosphabenzobnaphtha2-3l-fluoren.pdf Synthesis and antimicrobial activity of 4substituted phenyl 11H16H56dioxa11a 15bdiaza5a5phosphabenzobnaphtha2 3l fluoren5yl ether N. Bakthavatchala Reddya , B. Siva Kumara , N. J. Reddyb , P. Santhipriyab and C. Suresh Reddy*a https://www.jocpr.com/articles/hydrotropic-solubilization-phenomenon-spectrophotometric-estimation-of-tenfovir-disoproxil-fumerate-tablet.pdf Hydrotropic solubilization phenomenon spectrophotometric estimation of Tenfovir disoproxil fumerate tablet M. C. Sharma*, Smita Sharma and A. D. Sharma https://www.jocpr.com/articles/novel-application-and-spectrophotometric-estimation-of-melitracen-hcl-tablet-dosage-form-using-niacinamide-as-hydrotropi.pdf Novel application and spectrophotometric estimation of Melitracen HCl tablet dosage form using Niacinamide as hydrotropic solubilizing agent M. C. Sharma*, Smita Sharma and A. D. Sharma https://www.jocpr.com/articles/quantitative-structure-activity-relationship-analysis-of-a-series-of-antibacterial-3bromo41h3indolyl2-5dihydro1h2-5-pyrr.pdf Quantitative structure activity relationship analysis of a series of antibacterial 3bromo41H3indolyl2 5dihydro1H2 5 pyrroledione derivatives Smita Sharma*a , Mukesh Chandra Sharmab and A. D. Sharmac https://www.jocpr.com/articles/bioanalytical-method-for-determination-of-nevirapine-invivo-in-resource-constrained-laboratories.pdf Bioanalytical method for determination of Nevirapine invivo in resource constrained laboratories Omary M. S. Minzi*and Eliford Ngaimisi https://www.jocpr.com/articles/homology-modeling-and-evaluation-of-human-tek-tyrosine-kinase-usingswissmodel-workspace.pdf Homology modeling and evaluation of human TEK tyrosine kinase usingSWISSMODEL Workspace Raj K. Prasada*, Rajesh Sharmaa and G. L. Prajapatib https://www.jocpr.com/articles/determination-of-criii-cuii-znii-cdii-and-pbii-in-food-samples-by-faas-after-preconcentration-on-silica-gel-modified-wit.pdf Determination of CrIII CuII ZnII CdII and PbII in food samples by FAAS after preconcentration on silica gel modified with 52hydroxybenzylideneamino2hydroxy benzoic acid K.Chalapathi*, V. Ravi and G.P. Maddaiah https://www.jocpr.com/articles/synthesis-and-invitro-study-of-biological-activity-of-23substituted-quinazolin43hones.pdf Synthesis and invitro study of biological activity of 23substituted quinazolin43Hones Rajasekaran Subramaniam* , GopalKrishna Rao , Sanjay Pai , Gurpreet Kaur Virya and Gurpreet Singh Sodhi https://www.jocpr.com/articles/physicochemical-and-pharmacological-study-of-some-newly-synthesized-furan-imine-derivatives.pdf Physicochemical and pharmacological study of some newly synthesized furan imine derivatives S. Sen*, B. de , L. Panday , T. S. Easwari, N. A. Farooqui , Qamruzzama and A. S. Nagarajan https://www.jocpr.com/articles/development-and-validation-of-liquid-chromatogrphic-method-for-trazodone-hydrochloride.pdf Development and validation of liquid chromatogrphic method for Trazodone hydrochloride Nandini R. Pai * and Deeptaunshu Atul Pusalkar https://www.jocpr.com/articles/invivo-and-invitro-comparative-study-of-primary-metabolites-and-antioxidant-activity-of-andrographis-paniculata.pdf Invivo and invitro comparative study of primary metabolites and antioxidant activity of Andrographis paniculata Babeet Singh Tanwer*, Ramkishan Choudhary and Rekha Vijayvergia https://www.jocpr.com/articles/nanoparticle-vesicular-systems-a-versatile-tool-for-drug-delivery.pdf Nanoparticle vesicular systems A versatile tool for drug delivery Surender Verma ; S. K. Singh ; Navneet Syan*; Pooja Mathur and Vinay Valecha https://www.jocpr.com/articles/a-study-on-physicochemical-characteristics-of-ground-water-quality.pdf A study on physicochemical characteristics of ground water quality Anurag Tewari*, Ashutosh Dubey and Aviral Trivedi https://www.jocpr.com/articles/a-process-of-method-development-a-chromatographic-approach.pdf A process of method development A chromatographic approach Chandrul Kaushal K. and B. Srivastava https://www.jocpr.com/articles/hydroisomerization-of-a-hydrocarbon-feed-containing-nhexane-onpthbeta-and-pthmordenite-catalysts.pdf Hydroisomerization of a hydrocarbon feed containing nhexane onPtHBeta and PtHMordenite catalysts Justin Masih https://www.jocpr.com/articles/antiinflammatory-activity-study-of-antidote-aristolochia-indica-to-thevenom-of-heteropneustes-fossilis-in-rats.pdf Antiinflammatory activity study of antidote Aristolochia indica to thevenom of Heteropneustes fossilis in rats Rakesh Das, *, Atul Kausik and T. K. Pal https://www.jocpr.com/articles/validated-rphplc-method-for-simultaneous-estimation-of-lornoxicam-andthiocolchicoside-in-solid-dosage-form.pdf Validated RPHPLC method for simultaneous estimation of Lornoxicam andThiocolchicoside in solid dosage form Shekhar M. Bhavsar*, Dasharath M. Patel , Amit P. Khandhar and C. N. Patel https://www.jocpr.com/articles/sonochemistry-the-effect-of-sonic-waves-on-chemical-systems.pdf Sonochemistry The effect of sonic waves on chemical systems Vijay K. Patel*, Dhrubo Jyoti Sen, Harsha U. Patel and C. N. Patel https://www.jocpr.com/articles/schiffs-bases-of-piperidone-derivative-as-microbial-growth-inhibitors.pdf Schiffs bases of piperidone derivative as microbial growth inhibitors Yatri R. Shah*, Dhrubo Jyoti Sen and C N Patel https://www.jocpr.com/articles/conseption-and-evaluation-of-gemfibrozil-as-immediate-drug-delivery-system.pdf Conseption and evaluation of Gemfibrozil as immediate drug delivery system Y. Dastagiri Reddy* , V. Ravi Sankar , D. Dachinamoorthy , A. Nageswar Rao and K. B. Chandra Sekhar https://www.jocpr.com/articles/antimutagenicity-of-ethanol-extract-of-derris-brevipes.pdf Antimutagenicity of ethanol extract of Derris brevipes Senthil G. Sundaram , M. Vijayalakshmi and Rajesh Kumar Nema https://www.jocpr.com/articles/cri-du-chat-syndromea-rare-genetic-disorder-an-overview.pdf Cri Du Chat SyndromeA rare genetic disorder An overview Satyanand Tyagi* , Sachin Kumar , Amit Kumar , Mohit Singla and Abhishek Singh https://www.jocpr.com/articles/isolation-and-identification-of-a-new-molecule-from-curculigoorchioides-hypoxidaceae.pdf Isolation and identification of a new molecule from CurculigoOrchioides hypoxidaceae R. K. Nema and K. G. Ramawat https://www.jocpr.com/articles/stevensjohnson-syndromea-life-threatening-skin-disorder-a-review.pdf StevensJohnson SyndromeA life threatening skin disorder A review Satyanand Tyagi* , Sachin Kumar , Amit Kumar , Mohit Singla and Abhishek Singh https://www.jocpr.com/articles/synthesis-characterization-of-hydroxylfepillaredbentonite-and-itsuse-in-heterogeneous-photofenton-degradation-of-rose-be.pdf Synthesis characterization of hydroxylFepillaredbentonite and itsuse in heterogeneous photofenton degradation of rose bengal Rajeshwari Arora, Kiran Chanderia, Pinki B. Punjabi and Vinod K. Sharma* https://www.jocpr.com/articles/ Studies on inclusion complexes of substituted indolederivatives with activating and deactivating group Sunakar Panda and Jagat Krushna Tripathy https://www.jocpr.com/articles/synthesis-and-antimicrobial-activity-of-4substituted-phenyl-11h16h56dioxa11a-15bdiaza5a-5phosphabenzobnaphtha2-3l-fluore.pdf Synthesis and antimicrobial activity of 4substituted phenyl 11H16H56dioxa11a 15bdiaza5a 5phosphabenzobnaphtha2 3l fluoren5yl ether N. Bakthavatchala Reddya , B. Siva Kumara , N. J. Reddyb , P. Santhipriyab and C. Suresh Reddy*