[PDF] Top 20 Ethyl (E) 4 (2 hydroxy 1 naphthyl) 2 methyl 2 butenoate
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Ethyl (E) 4 (2 hydroxy 1 naphthyl) 2 methyl 2 butenoate
... 2-(2′-hydroxy-1′-naphthyl)acetaldehyde (Haselgrove et al. , 1999). The structure analysis shows (I) to be the uncyclized (E)-butenoate (Fig. 1). The side chain, while not ... See full document
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1 Methyl N (2 {[(1 methyl 4 nitro 1H pyrrol 2 yl)carbonyl]amino}ethyl) 4 nitro 1H pyrrole 2 carboxamide dimethylformamide disolvate
... Selected geometric parameters for (I) are listed in Table 1. The molecular conformation and a packing diagram are illu- strated in Figs. 1 and 2, respectively. Since (I) has crystal- lographic ... See full document
6
Methyl {2 [4 ethyl 1 (tolylsulfonyl) 2,3 dihydropyrrol 3 yl]ethyl}benzoate
... 0.05 mmol) and DMF (2 ml), giving a yellow solution. The reaction mixture was heated at 393 K with stirring. The reaction mixture was cooled to room temperature after 15 h and the resultant yellow± orange mixture ... See full document
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Synthesis and Properties of a New Unsymmetrical 1 (2 methyl 3 benzothienyl) 2 [2 methyl 5 (4 ethyl benzoate) 3 thienyl] perfluorocyclopentene
... With the development of phtochromism compounds, diarylethene derivatives as the most promising candidates has received considerable current attention due to their excellent fatigue resistance, expeditious response and ... See full document
6
(E) 1 Ethoxycarbonyl 2 [(2 hydroxy 1 naphthyl)(phenyl)methyliminio]propan 1 ide
... To Betti base {or 1-[amino(phenyl)methyl]naphthalen-2-ol} (1.0 g, 2.8 mmol), methanol (20 ml) and ethyl acetoacetate (1.5 ml) were added with stirring at room temperature. Stirring was ... See full document
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(E) 4 Methyl 2 [(R) 1 phenylethyliminomethyl]phenol
... The structure of the title molecule is illustrated in Fig. 1. It is a typical salicylaldehyde Schiff base with normal geometric parameters. The C8?N1 bond show the expected double-bond character. The molecule is ... See full document
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1 [2 Ethoxy 2 (3 methyl 1 benzofuran 2 yl)ethyl] 4 (o tolyl)piperazin 1 ium chloride
... The structure of the title cation (Fig. 1 and Table 1) is similar to that in compounds of ¯uorophenylpiperazine with benzofuran (KurfuÈrst et al., 2004) and benzoxazole (KoÈysal et al., 2004), or the ... See full document
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Ethyl 2 (2 methyl 1H benzimidazol 1 yl)acetate
... O2 0.0623 (12) 0.0550 (11) 0.0392 (10) −0.0084 (9) 0.0209 (9) −0.0061 (8) C5 0.0512 (15) 0.0505 (15) 0.0271 (11) −0.0146 (12) 0.0075 (11) 0.0011 (11) C1 0.0448 (14) 0.0577 (16) 0.0327 (12) −0.0087 (12) 0.0070 (10) ... See full document
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Ethyl 4 (4 chloroanilino) 1 (4 chlorophenyl) 2 methyl 5 oxo 2,5 dihydro 1H pyrrole 2 carboxylate
... Egypt, e Department of Organic Chemistry, Faculty of Science, Institute of Biotechnology, Granada University, Granada, E-18071, Spain, and f Kirkuk University, College of Science, Department ... See full document
10
Ethyl 5′′ (2,6 dichlorophenyl) 1′ methyl 4 (1 naphthyl) 2,3′′ dioxo 2,3,2′′,3′′ tetrahydro 1H indole 3 spiro 2′ pyrrolidine 3′ spiro 2′′ thiazolo[3′′,2′′ a]pyrimidine 6′′ carboxylate ethyl acetate hemisolvate
... for the remaining H atoms. A rotating-group model was used for the methyl groups attached to the pyrrolidine and pyrimidine rings. In both molecules in the asymmetric unit, the side-chain ethyl group was ... See full document
21
8 Ethyl 2 hydroxy 2 methyl 4 morpholinoethyl 1 thia 4 azaspiro[4 5]decan 3 one
... and these dimers are linked into a three-dimensional framework structure by a combination of three independent C— H···O hydrogen bonds (Table 1). The thiazole ring (C1–C3/S1/N1) has an envelope conformation on S1 ... See full document
10
La3+ Carbon Nanotube (CNT) Based Electrode Using a New (1-[({2-[2-(2-hydroxy-1-naphtyl)-3-(2-{[(E)-1-(2-hydroxy-1-naphtyl)methylidene]amino}ethyl)-1-imidazolidinyl]ethyl}imino)methyl]-2-naphthol)
... responses in wide concentration ranges are very well known among chemical analysts [1-12]. Different variations of these devices including PVC membrane electrodes and microelectrodes, coated wires, and carbon ... See full document
11
Methyl (E) 3 acetamido 2 butenoate
... The title compound was synthesized according to the literature method (Zhu et al., 1999). A crystal suitable for X-ray analysis was slowly grown in a mixed solvent of ethyl acetate and hexane (EA/ nexane ... See full document
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Ethyl (E) 3 acetamido 2 butenoate
... The title compound, (I), is one of the products obtained from ethyl 3-amine-2-butenoate on re¯ux with acetic anhydride for a period of 24 h. This prochiral ole®n is a model substrate studied in the ... See full document
7
3 (4 Bromophenylsulfonyl) 5 ethyl 2 methyl 1 benzofuran
... Many compounds containing the benzofuran skeleton have attracted much interest owing to their biological properties such as antibacterial and antifungal, antitumor and antiviral, and antimicrobial activities (Aslam et ... See full document
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N [2 Methyl 1 (2 naphthyl)propenyl]acetamide
... Acetic anhydride (30 mmol) was added dropwise and the mixture allowed to re¯ux for 20 min. Slow addition of excess methanol (15 ml) followed. The solution was transferred to a separating funnel, water was added, then the ... See full document
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Crystal structure of 1 methyl 2 [(E) 2 (4 methylphenyl)ethenyl] 4 nitro 1H imidazole
... spectrum of action is closely associated with the position of the nitro group on the imidazole ring. Due to their significant biological activity, 5-nitroimidazoles are widely used in medicine as bactericide and ... See full document
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(E) N′ (2 Chlorobenzylidene) 1 methyl 4 nitro 1H pyrrole 2 carbohydrazide
... O3 0.0637 (17) 0.134 (3) 0.077 (2) −0.0337 (18) 0.0193 (14) 0.0198 (18) C1 0.053 (2) 0.0444 (17) 0.045 (2) −0.0027 (15) 0.0197 (15) 0.0023 (14) C2 0.0476 (18) 0.0425 (16) 0.047 (2) −0.0063 ... See full document
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4 [2 (1 Naphthyl)vinyl] N,N diphenylaniline
... 0.01 mol of 4-(2-naphthalen-1-ylvinyl)aniline, 0.026 mol of iodo- benzene, 0.002 mol of CuCl, 0.001 mol of 1,10-phenanthroline and 24 g of KOH were dissolved in toluene (30 ml). The mixture was ... See full document
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(E) N′ (4 Methoxybenzylidene) 2 (2 methyl 4 nitro 1H imidazol 1 yl)acetohydrazide
... (N3/C11/C12/N4/C13) rings make a dihedral angle of 66.08 (9)° with each other. The —C8═N1—N2—C9(═O2)—C10 — bridge is nearly planar [maximum deviation = 0.037 (1) Å at atom N2] and forms dihedral angles of 7.37 (9) ... See full document
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