NITROGEN-CONTAINING HETEROCYCLIC COMPOUNDS
SYNTHETIC STUDIES OF MACROLIDES: STAGONOLIDE-G, HYGROCIN-A & SYNTHESIS AND BIOEVALUATION OF NITROGEN CONTAINING HETEROCYCLIC COMPOUNDS
... After numerous conditions were tried with Grubbs I and Grubbs II catalysts in a range of traditional solvents for metathesis (DCM, benzene, or toluene), the final outcome was the same in all the cases. Either inseparable ...
19
ENANTIOSELECTIVE SYNTHESIS OF (–)-8,4ʹ-OXYNEOLIGNANS & SYNTHESIS AND BIOEVALUATION OF NITROGEN CONTAINING HETEROCYCLIC COMPOUNDS
... These compounds, isolated from Myristicaceae and other primitive plant families in neotropical regions, belong to one of the major class of neolignans containing a chiral aryloxy C(8)-O-C(4ʹ) ether ...
11
Inhibitive Properties of Nitrogen Containing Heterocyclic Compounds over Aluminium Alloys in Organic Acid Environment
... It was found that the inhibition efficiencies of the inhibitors decrease when the temperature was raised from 30°C to 40°C [Table-1] and the increase in the temperature does not change the nature of action discussed ...
9
BIOLOGICAL ACTIVITY OF 3 ARYLIDENE 5(SUBSTITUTED PHENYL) 1 BENZYL 2(3H) PYRROLONE DERIVATIVES
... of nitrogen containing heterocyclic compounds such as pyrrolones has attracted more attention during recent years due to their reactivity and interesting pharmacological ...five-membered ...
5
Role of Nitrogen-Containing Natural Heterocyclic Compounds in Medical Science : A Mini Review
... Nitrogen-containing heterocyclic compounds are key building blocks to develop compounds of biological or medicinal interest for ...chemists. Heterocyclic building blocks also ...
9
Novel Synthetic Methods for Disubstituted Pyrroles from Pyrrolidine and 2-Substituted 1-Pyrrolines
... of nitrogen- containing heterocyclic compounds especially because of their significance in the synthesis of natural products, pharmaceuticals and functionalized ...of ...
12
Fused Heterocyclic Nitrogen Systems Containing Phosphorus Atom
... organophosphorus heterocyclic compounds has been undertaken because of their wide applications in agriculture as pesticide and industry, The mass spectra of a series of ...
15
HETEROCYCLIC COMPOUNDS CONTAINING NITROGEN AND THEIR ANTI-CANCER PROPERTYMir Shabeer Ahmad*, Ghulam Mohammad JanDOWNLOAD/VIEW
... “cyclic compounds having as ring members atoms of at least two different elements” [1], heterocycles’ ring structures are in essence composed by elements other than carbon, where the most frequent substituents are ...
5
Overview on Nitrogen containing compounds and their assessment based on ‘International Regulatory Standards’
... Heterocyclic compounds have a role in most fields of sciences such as medicinal chemistry, biochemistry also another area of ...by heterocyclic compounds. Compounds derived from ...
5
Synthesis of 1,2 diamines using nitrogen containing heterocyclic templates
... these compounds are highly sensitive to the nature of the nitrogen substituents, and we were able to demonstrate a dramatic increase in reactivity by regioselectively acetylating imidazolinone ...
181
Design, synthesis and antimicrobial evaluation of pyrimidin-2-ol/thiol/amine analogues
... aromatic heterocyclic moiety containing nitrogen atom at 1st and 3rd positions and play an important role to forms the central core for different necessity of biological active compounds ...
9
REVIEW OF IMIDAZOLE HETEROCYCLIC RING CONTAINING COMPOUNDS WITH THEIR BIOLOGICAL ACTIVITY
... membered, heterocyclic ring, which contains two hetero (nitrogen) atoms and two double ...many compounds which contain Imidazole ring and exhibit different types of pharmacological and biological ...
11
“Synthesis and Antimicrobial Activity of Benzothiophene Substituted Coumarins, Pyrimidines and Pyrazole as New Scaffold” by H. K. Nagesh, Basavaraj Padmashali, C. Sandeep, T.C.M. Yuvaraj, M.B. Siddesh, S M Mallikarjuna, India.
... sulfur containing heterocycles play an important role in diverse biological ...pyrimidine compounds because of their great practical usefulness and many benzothienopyrimidines have been evaluated ...
5
Approaches towards the synthesis of a novel class of 2-amino-5-arylazonicotinate, pyridazinone and pyrido[2,3-d]pyrimidine derivatives as potent antimicrobial agents
... of heterocyclic compounds has been of interest for many years for medicinal and agricultural ...of heterocyclic deriva- tives containing nitrogen atoms such as pyridine and pyridazine ...
16
Novel Synthesis, Characterization and Antimicrobial Activity of Some Nitrogen Containing Heterocyclic Moiety
... and MPIN were found to be moderately active against B.subtilis. And the other compounds had less or negligible activity against these microbial species respectively. MPPY, MPMO was found to be moderately active ...
6
A Review on ‘Triazoles’: Their Chemistry and Pharmacological Potentials
... or heterocyclic ring systems comprise the core of chemical structures of the vast majority of therapeutic ...agents. Heterocyclic compounds containing five or six membered ring with one or ...
6
Synthesis, Characterization and Bactericidal Activity of some Newly Nitrogen Containing Heterocyclic Moiety.
... Of these different N-Mannich bases, MPMO were found to have good activity against E.coli and B.subtilis, while MPPI, MPNMP and MPPY were found to be moderately active against E.coli. MPPI, MPPY and MPIN were found to be ...
6
A REVIEW ON METHODS OF SYNTHESIS OF 1,2,4-TRIAZOLE DERIVATIVES
... organic compounds are heterocyclic ...a heterocyclic compound. Nitrogen, Oxygen and Sulfur are the common heteroatoms but heterocyclic rings containing other hetero atoms are ...
35
MICROWAVE ASSISTED SYNTHESIS A GREEN APPROACH FOR SYNTHESIS OF BENZOFUSED NITROGEN CONTAINING HETEROCYCLIC DERIVATIVES
... widespread use of domestic microwave ovens occurred during the 1970s and 1980s. The first application of microwaves irradiation in chemical synthesis was published in 1986. Microwave irradiation has gained popularity in ...
11
Synthesis and Antimicrobial Schreening of New 4,5,6,7-Tatra Hydro Benzo Thiophene Derivatives
... organic heterocyclic compounds containing a (5) member di unsaturated ring structure compound of (4) nitrogen atom and one carbon are important role such as antibacterial, antiviral, analgesic ...
10