2- Azetidinones
A Facile and Potent Synthesis of 2-azetidinones from 2-hydroxy-1-naphthaldehyde and Amino Acid Based Schiff Bases
... synthesized 2-azetidinones indicates the participation of azomethine nitrogen in the cyclisation of β-lactam ring ...the 2-azetidinones at ...
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SYNTHESIS AND ANTIMICROBIAL STUDIES OF SOME NOVEL 2-AZETIDINONES
... 4-(4-ethylpiperazine-1yl)benzenamine (1) on condensation with substituted aromatic aldehydes in alcohol in presence of glacial acetic acid yielded the Schiff bases. These Schiff bases on cyclocondensation with ...
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Synthesis and antimicrobial activity of 2 azetidinones derived from benzimidazole
... the 2-azetidinone ring. The oxo group is at 2nd position i.e.2-azetidinone substituents at the N-1, C-3 and C-4 position may be ...some 2-azetidinones incorporating the benzimidazole group at ...
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Synthesis and antifungal activity of 2 azetidinones, 4 thiazolidinones and 5 imidazolidinones incorporating benzthiazole moiety
... material 2-amino-5-(benzthiazol-2 1 -yl-thiomethyl)-1, 3, 4-thiadiazole (1) have been synthesized from easily available 2-carboxymethyl thio benzthiazole, thiosemicarbazide and phosphorous ...gives ...
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Synthesis, Characterization and Biological Evaluation of Some 2-Azetidinones Derivative from Benzimidazole and Used as Anti-Fungicide Agents
... Benzimidazole derivatives are well-known biologically active N-containing heterocyclic [1], widely used as drugs such as proton pump inhibitor [2], antihelmenthetic, antidopaminergic [3], and antipsychotic agent. ...
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A FACILE SYNTHESIS OF BIO ACTIVE 2 AZETIDINONES DERIVATIVES AND THEIR PHARMACOLOGICAL ACTIVITY
... The derivative was prepared by reactions of amino pyrimidine (2) (0.01 mole) with P- Acetylamino-benzenesulfonyl chloride (0.012 mole) in dry pyridine (30 ml) was heated to 70-75°C on a water bath for 5 hr. the ...
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Synthesis and antibacterial activity of novel substituted azetidinones bearing 3,4,5-trimethoxy phenyl ring
... as 2- azetidinones. Azetidinones which are part of antibiotics structure are known to exhibit interesting biological ...diverse 2-azetidinone derivatives. Azetidin-2-ones can also be ...
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A BRIEF REVIEW ON RECENT SYNTHESIS OF 2 AZETIDINONE DERIVATIVES
... of 2-Azetidinone derivatives rendered as a lead molecule for designing potential bioactive agents and it accompanying additional various synthetic information and its orientations would encompass great deal of ...
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SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL EVALUATION OF SOME BENZOTHIAZOLE CONTAINING AZETIDINONE DERIVATIVES
... Ethyl (6,7-substituted-1,3-benzothiazol-2-yl) carbamate 2.024 was prepared and treated with hydrazine hydrate to yield of N-(6,7-Substituted 1,3- benzothiazol-2-yl ) hydrazine carboxamide derivatives 2.025. ...
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“Azetidinones: An Overview” by Subin Mary Zachariah, Mridula Ramkumar, Namy George, Mohammad Salam Ashif, India.
... get 2- amino-6-fluoro-7-chloro-(1,3)-benzothiazole, which was treated with anthranilic acid in presence of dry pyridine to get 2-amino-N-(6-fluoro-7-chloro-(1,3)- benzothiazol-2-yl) ...get ...
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Synthesis and biological evaluation of 6-fluoro benzothiazole substituted pyrazolo azetidinones
... work, 2-amino benzothiazoles were synthesized from 3-chloro-4-fluoro aniline and further condensed with 3-methyl-1-phenyl-5-Pyrazolone to yield the corresponding Schiff’s ...yield 2-azetidinones. The ...
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2 Methoxyimino 2 {2 [(2 methylphenoxy)methyl]phenyl}ethanol
... C10 0.110 (3) 0.063 (2) 0.075 (2) −0.004 (2) 0.046 (2) −0.0010 (17) C11 0.071 (2) 0.0549 (17) 0.0504 (17) −0.0103 (17) 0.0220 (15) 0.0061 (13) C12 0.073 (2) 0.0567 (18) 0.0632 ...
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2 (2 {2 [2 (Dibromomethyl)phenoxy]ethoxy}benzyloxy)benzaldehyde
... All reagents and solvents were obtained from commercial sources and needed to be further purified. The title compound was synthesized according to the related literature (Purushothaman & Raghunathan, 2009). A ...
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Methyl 2 {2 [(2 methylphenoxy)methyl]phenyl} 2 oxoacetate
... methyl 2(E)-methoxyimino-2-[2-(2-methylphenoxymethyl)phenyl] acetate or kresoxim-methyl, which is an active agrochemical exhibiting fungicidal activity (Ammermann et ...and ...
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6,10,16,19 Tetraoxatrispiro[4 2 2 4 2 2]nonadecane
... C3 0.052 (2) 0.053 (2) 0.0460 (17) −0.0121 (17) 0.0100 (15) −0.0008 (16) C4 0.057 (2) 0.052 (2) 0.061 (2) 0.0252 (18) −0.0165 (17) −0.0025 (17) C5 0.0338 (14) 0.0256 (15) 0.0413 (15) ...
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(Z) 2 (2 Methoxybenzylidene) 1 azabicyclo[2 2 2]octan 3 one
... Csp 2 single bond [1.470 (15) A ˚ ; Allen et al., 1987], suggests weak conjugation with the methoxyphenyl ring. The observed O2—C6 and O2—C15 bond lengths are comparable to values found for aromatic methoxy bonds. ...
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2′ (2 Thienylmethylidene) 2 hydroxybenzohydrazide
... The molecule is essentially planar, with an r.m.s. deviation of 0.0048 AÊ. An intermolecular OÐH O hydrogen bond is observed linking the hydroxyl H atom with the carbonyl group of an adjacent molecule. In addition, an ...
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[2 2]Dihydroisobenzothiophenophane
... 2,5-Dihydroisobenzothiophene and its derivatives are useful substrates for the generation of o-xylylene intermediates, which can subsequently be trapped by various double- and triple-bond dienophiles to yield ...
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2′ (2 Fluorobenzylidene) 2 hydroxybenzohydrazide
... 2-Fluorobenzaldehyde (0.02 mol, 3.08 g) was dissolved in an ethanol solution (50 ml) of 2-hydroxybenzoylhydrazine (0.02 mol, 3.04 g). The mixture was re¯uxed for 2 h and the precipitate formed was ...
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... Applies critical thinking skills to problem solve & make decisions Communicates effectively using a variety of methods Functions effectively as a member of a team Uses technol[r] ...
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