[PDF] Top 20 Methyl 3 carboxy 5 nitrobenzoate
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Methyl 3 carboxy 5 nitrobenzoate
... Dimethyl 5-nitroisophthalic acid (956 mg, 4 mmol) was dissolved in hot methanol (6 ml), then sodium hydroxide (152 mg, 3.8 mmol) in methanol (2 ml) was added and refluxed for 30 min. Methanol was distilled off. ... See full document
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Methyl 3′,5′ dimethoxybiphenyl 4 carboxylate
... Compound (I) crystallizes in triclinic space group P-1 (No. 2) without any solvent molecules, and having a single molecule in an asymmetric unit (Fig. 1). The intramolecular dihedral angle between the phenyl rings is ... See full document
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Drug-likeness and antimicrobial activity of 5-(4-bromophenyl)-3-{3-methyl-4- [(4-substitutedbenzyl)oxy]phenyl}-4,5-dihydro-1,2-oxazole
... 5-(4-bromophenyl)-3-{3-methyl-4-[(4-substitutedbenzyl) oxy] phenyl}-4, 5-dihydro-1,2-oxazole(5a-g) General procedure: A mixture of ... See full document
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Determination of Methyl 2 Amino 3 Nitrobenzoate Genotoxic Impurity in Candesartan Cilexetil Drug Substances using HPLC Technique
... impurity methyl 2-amino-3-nitrobenzoate present in candesartan cilexetil drug substance by applying the concept of threshold of toxicological concern, a limit of ...mm, 5 µm analytical columns ... See full document
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Methyl 8 hydroxy (S) 3 methyl 1 oxoisochromane 5 carboxylate (5 methoxycarbonylmellein)
... Methyl 8-hydroxy-3-methyl-1-oxo-isochromane-5-carboxyl- ate, (I) (Fig. 1), another dihydroisocoumarin, was isolated from Tubercularia sp., and the formulation differs from that of ... See full document
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3 Methyl 5 (3 phenoxyphenyl)cyclohex 2 enone
... Data collection: COLLECT (Nonius, 2000); cell refinement: DENZO-SMN (Otwinowski & Minor, 1997); data reduction: DENZO-SMN and SCALEPACK (Otwinowski & Minor, 1997); program(s) used to solve structure: SHELXS97 ... See full document
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5 Methyl 3 phenylisoxazole 4 carboxylic acid
... A mixture of benzaldehyde oxime (1 mmol), ethyl acetoacetate (2 mmol) and anhydrous zinc chloride (0.1 mmol) were taken in a 10 ml round bottomed flask and the contents were gradually heated to 60°C without any solvent ... See full document
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Methyl 3′,4′,5′ trimethoxybiphenyl 4 carboxylate
... and methyl ester groups. Weak C— H interactions between the 4 0 - and 5 0 -methoxy groups and neighbouring benzene rings [methoxy-C–ring centroid distances = ... See full document
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Methyl 1 benzyl 5 methyl 2,4 diphenyl 1H pyrrole 3 carboxylate
... A variety of related highly substituted pyrrole crystal structures have been reported including N-((2-methyl-4,5-di- phenyl-1H-pyrrole-3-carbonyl)oxy)benzamide (Grassi et al., 2002), ... See full document
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4 (4 Fluorophenyl) 2 methyl 3 (1 oxy 4 pyridyl)isoxazol 5(2H) one
... N18 0.0232 (19) 0.0212 (19) 0.031 (3) 0.0019 (15) 0.0016 (17) −0.0046 (18) C19 0.030 (2) 0.025 (2) 0.026 (3) 0.0051 (19) −0.002 (2) 0.000 (2) C20 0.025 (2) 0.018 (2) 0.033 (3) 0.0015 (18) −0.002 (2) ... See full document
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Methyl 3,5 bis[(3 chloropyrazin 2 yl)oxy]benzoate
... N4 0.0418 (8) 0.0467 (9) 0.0483 (9) −0.0107 (7) −0.0114 (7) 0.0056 (7) O1 0.0592 (8) 0.0332 (6) 0.0397 (7) −0.0130 (6) −0.0035 (6) −0.0006 (5) O2 0.0352 (6) 0.0316 (6) 0.0607 (8) −0.0030 (5) −0.0107 (6) ... See full document
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NOVEL 2 – AMINO – N’ – (2 OXOINDOLIN – 3 – YLIDENE) BENZO [d] OXAZOL – 5 CARBOHYDRAZIDES AS ANTI INFLAMMATORY AGENTS
... of Methyl 4-hydroxy-3-nitrobenzoate (2): To a solution of aluminium nitrate (40 g) in glacial acetic acid: acetic anhydride (1:1, v/v) mixture (160 ml) 40 g of Methyl-4- hydroxybenzoate (1) ... See full document
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Synthesis of aryl {4 [({5 [3 (methylsulfonyl)phenyl]pyrazin 2 yl} oxy)methyl]piperidin 1 yl}methanones
... Pyrazine nucleus potent biological activities with remarkable pharmaceutical importance and some of their derivatives occur as natural products. In view of these findings, it made interest to synthesize 2-(piperidin-4- ... See full document
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5 (4 Chlorophenyl) 1 methyl 3 oxocyclohexanecarbonitrile
... A mixture of 5–4′-chlorophenyl-3-methylcyclohex-2-enone (6.40 g, 0.02 mol), potassium cyanide (2.60 g, 0.04 mol), ammonium chloride (1.59 g, 0.03 mol), dimethyl formamide (50 ml) and water (2 ml) was heated ... See full document
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5 Ethyl 3 (3 fluorophenylsulfonyl) 2 methyl 1 benzofuran
... 77% 3-Chloroperoxybenzoic acid (560 mg, 2.5 mmol) was added in small portions to a stirred solution of 5-ethyl-3-(3- fluorophenylsulfanyl)-2-methyl-1-benzofuran (320 mg, 1.2 mmol) in ... See full document
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3 Methyl 3 pyrazolin 5 one
... In the absence of signi®cant anomalous dispersion effects, Friedel pairs were averaged ± the Flack (1983) parameter was ÿ1 (3). H atoms were placed in their idealized positions (NÐH = 0.86, CÐH = 0.93 and 0.96 AÊ; ... See full document
5
Methyl 3 amino 4 butanamido 5 methylbenzoate
... 4-Amino-3-methyl-benzoic acid methyl ester (8.25 g 50 mmol) was acylated with butyryl chloride (5.3 ml 50 mmol) in chlorobenzene at 373 K. The resulting amide was reacted with fuming nitric acid in ... See full document
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5 Cyclohexyl 3 (3 fluorophenylsulfonyl) 2 methyl 1 benzofuran
... 77% 3-chloroperoxybenzoic acid (515 mg, 2.3 mmol) was added in small portions to a stirred solution of 5-cyclo- hexyl-3-(3-fluorophenylsulfanyl)-2-methyl-1-benzofuran (374 mg, 1.1 mmol) ... See full document
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5 Bromo 2 methyl 3 (3 methylphenylsulfinyl) 1 benzofuran
... Br1 0.03812 (10) 0.03427 (10) 0.02629 (9) 0.01357 (7) 0.00008 (6) 0.01480 (7) S1 0.02985 (19) 0.02419 (19) 0.0310 (2) 0.01154 (15) 0.00610 (15) 0.01633 (16) O1 0.0335 (6) 0.0250 (6) 0.0242 (6) 0.0104 (5) 0.0017 ... See full document
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Ethyl 5 methyl 3 phenylisoxazole 4 carboxylate
... O9 0.0756 (13) 0.0937 (13) 0.0679 (14) 0.0024 (9) 0.0352 (11) 0.0109 (10) O14 0.0684 (14) 0.196 (3) 0.0521 (14) −0.0009 (13) 0.0015 (11) −0.0013 (13) O15 0.0746 (12) 0.0772 (11) 0.0415 (10) −0.0015 (8) 0.0203 (9) ... See full document
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