[PDF] Top 20 5 Bromo 1H pyrrolo[2,3 b]pyridine
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5 Bromo 1H pyrrolo[2,3 b]pyridine
... The crystal structure contains the N—H···N hydrogen bonds and C—H···C non-covalent contacts (Fig. 3). Two N1— H1···N7 hydrogen bonds (Table 1) bind together two 5BrHaza molecules into a centrosymmetric dimer. The ... See full document
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6 Bromo 3 (2 methylpropenyl)imidazo[1,2 a]pyridine
... 6-Bromoimidazo[1,2-a]pyridine (0.26 g) was reacted with 7 equiva- lents of isobutyraldehyde (0.85 ml) in acetic acid (1.5 ml) in a sealed tube at 403 K for 10 h. After cooling to room temperature, the reaction ... See full document
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3 Benzyl 6 bromo 1H imidazo[4,5 b]pyridin 2(3H) one
... Bavetsias, V., Large, J. M., Sun, C., Bouloc, N., Kosmopoulou, M., Matteucci, M., Wilsher, N. E., Martins, V., Reynisson, J., Atrash, B., Faisal, A., Urban, F., Valenti, M. & Brandon, A. H. (2010). J. Med. ... See full document
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4 [(5 Bromo 2 hydroxybenzylidene)amino] 3 ethyl 1H 1,2,4 triazole 5(4H) thione
... 4-amino-3-ethyl- 1H-1,2,4-triazole-5(4H)-thione and 5-Br- ...of 5-bromosalicylaldehyde in 10 ml ethanol was added dropwise to a solution of the ... See full document
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2 (3 Bromo 4 methoxyphenyl)imidazo[1,2 a]pyridine
... The title compound was synthesized from 2-bromo-1-(3-bromo-4- methoxyphenyl)ethanone (0.01 mol) and 2-aminopyridine (0.01 mol) in dimethylformamide (20 ml) at 393–403 K for 24 h in a ... See full document
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N (5 Amino 1H 1,2,4 triazol 3 yl)pyridine 2 carboxamide
... Our group has been reporting on the synthesis and structure of some 3,5-disubstituted triazole-based ligands, i.e. 5- amino-3-pyridin-2-yl-1,2,4-triazole (Ferrer et al., 2004) and ... See full document
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Synthesis of new b D glucuronides: b D glucuronosyl 5 (3 aryl 1H pyrazol 5 yl) 1,2 benzisoxazole 3 carboxylates
... Dissolved 5-(3-phenyl-1H-pyrazol-5-yl)-1,2-benzisoxazole-3-carboxylic acid 3a ...dry pyridine (4mL), which was kept at 0 0 C, D-glucuronic acid ... See full document
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3 Bromo 2 (2 bromo 4,5 dimethoxybenzyl) 1 phenylsulfonyl 1H indole
... centroids of these two rings are separated by 4.686 (3) A ˚ , and hence there is no – interaction between them. However, a C—H interaction involving atom H10 and the C16–C21 ring is observed, with H10 separated ... See full document
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1 (4 Bromo 2 fluorophenyl) 3 trifluoromethyl 1H pyrazol 5 yl benzenesulfonate
... The molecular structure of (I) is stabilized by an intra- molecular C—H O hydrogen bond (Table 1). In the crystal structure (Fig. 2), supramolecular layers are formed parallel to the bc plane by an intermolecular ... See full document
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ALTERNATIVE, COST EFFECTIVE SYNTHESIS OF (3 (2 (DIMETHYLAMINO) ETHYL) 1H INDOL 5 YL) METHANOL FROM 5 BROMO 1H INDOLE
... technique. 1H, 13C NMR spectra were obtained at 400 MHz, Chemical shifts (δ) were determined using TMS as internal standard, and multiplicity (s, singlet; d, doublet; dd, double-doublet; t, triplet; q, quartet; m, ... See full document
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3 Bromo 2 (4 bromo 2,5 dimethoxybenzyl) 1 phenylsulfonyl 1H indole
... distance between the indole ring systems is 3.723 (2) A ˚ and the perpendicular distance is 3.430 (2) A ˚ . A view of the mol- ecular packing down the b axis, illustrating the dimer forma- tion, is ... See full document
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3 Amino 5 bromo 2 iodopyridine
... of 3-amino-5-bromopyridine (100 mg, ...After 3 h, the reaction was quenched with ...extracted 3 times with ...of 3-amino-5-bromo-2-iodopyridine, as a brown ... See full document
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{2′ [1 (5 Bromo 2 oxidophenyl)ethylidene]benzohydrazidato(2–)}tris(pyridine)nickel(II)] pyridine solvate
... C7 0.041 (2) 0.064 (3) 0.049 (2) 0.0023 (19) 0.0052 (18) −0.001 (2) C8 0.045 (2) 0.062 (3) 0.052 (2) 0.0033 (19) 0.0058 (18) 0.004 (2) C9 0.074 (3) 0.071 ... See full document
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3 Ethyl 9 phenyl 2 tosyl 2,3,3a,4,9,9a hexahydro 1H pyrrolo[3,4 b]quinoline
... S1 0.01224 (8) 0.01495 (8) 0.01383 (8) −0.00040 (6) −0.00266 (6) −0.00755 (6) O1 0.0120 (3) 0.0218 (3) 0.0199 (3) −0.0020 (2) −0.0028 (2) −0.0102 (2) O2 0.0197 (3) 0.0158 ... See full document
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N′ (5 Bromo 1H indol 3 ylmethylidene) 3,4,5 trihydroxybenzohydrazide
... Data collection: APEX2 Bruker, 2007; cell refinement: SAINT Bruker, 2007; data reduction: SAINT; programs used to solve structure: SHELXS97 Sheldrick, 2008; programs used to refine struc[r] ... See full document
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Bis[5 bromo 1H indole 3 carbaldehyde (2 nitrobenzoyl)hydrazonato κ2N,O]bis(pyridine κN)nickel(II) pyridine disolvate
... C22 0.081 (2) 0.063 (2) 0.056 (2) 0.002 (2) −0.007 (1) 0.006 (1) C23 0.136 (3) 0.053 (2) 0.048 (2) 0.020 (2) −0.004 (2) −0.005 (1) C24 0.128 (3) 0.070 ... See full document
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Ethyl 3 bromo 1 (3 chloropyridin 2 yl) 1H pyrazole 5 carboxylate
... Harms, K. & Wocadlo, S. (1995). XCAD4. University of Marburg, Germany. Lahm, G. P., Stevenson, T. M., Selby, T. P., Freudenberger, J. H., Cordova, D., Flexner, L., Bellin, C. A., Dubas, C. M., Smith, B. K., ... See full document
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5 Bromo 1H indole 3 carbaldehyde 3 methoxybenzoylhydrazone
... C4 0.047 (2) 0.049 (2) 0.036 (1) 0.002 (1) 0.017 (1) −0.005 (1) C5 0.035 (1) 0.036 (1) 0.043 (1) 0.000 (1) 0.016 (1) −0.002 (1) C6 0.025 (1) 0.031 (1) 0.037 (1) 0.006 (1) 0.008 (1) −0.004 (1) C7 0.073 ... See full document
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SYNTHESIS AND CHARACTERIZATION OF (R)-2-{[5-BROMO-1-(3-BROMOPROPYL)-1H(SUBSTITUTED)-INDOL-3-YL]METHYL} PYRROLIDINE-1-CARBOXYLIC ACID DERIVATIVES VIA JAPP-KLINGEMANN AND FISCHER INDOLE CYCLIZATION REACTIONS
... Ethyl 2-methyl-3-oxobutanoate via Ethyl 2-[2-(4-bromophenyl) hydrazinylidene] propanoate (4) by Japp-Klingemann reaction26 and fischer indole cyclization26 process as shown in scheme ...gives ... See full document
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Crystal structure of (1S,2S,2′R,3a′S,5R) 2′ [(5 bromo 1H indol 3 yl)methyl] 2 isopropyl 5,5′ dimethyldihydro 2′H spiro[cyclohexane 1,6′ imidazo[1,5 b]isoxazol] 4′(5′H) one
... 1,3-Dipolar cycloadditions of alkenes with nitrones produce substituted isoxazolidines. Nitrone cycloadducts offer a general route to natural and unnatural amino acids (Aouadi et al., 2006, 2007) through opening of the ... See full document
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