[PDF] Top 20 Butane 1,4 diyl bis(bromoacetate)
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Butane 1,4 diyl bis(bromoacetate)
... The molecule of (I) is shown in Fig. 1, and selected torsion angles and the hydrogen-bond geometry are summarized in Tables 1 and 2, respectively. The structure of (I) is practically identical to that found ... See full document
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Crystal structure of butane 1,4 diyl bis(furan 2 carboxylate)
... The BF spacer of the title compound adopts an all-trans conformation (Fig. 1), which is different from those of PBF as well as PBT and BT. The unit cell includes four molecules, each of which is located on an ... See full document
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S,S′ Butane 1,4 diyl bis(benzenecarbothioate)
... C1 0.0297 (6) 0.0284 (6) 0.0294 (6) −0.0041 (5) 0.0084 (5) 0.0010 (5) C2 0.0353 (7) 0.0401 (7) 0.0308 (6) 0.0017 (5) 0.0115 (5) 0.0074 (5) C3 0.0405 (7) 0.0437 (8) 0.0455 (8) 0.0097 (6) 0.0174 (6) 0.0129 (6) C4 0.0428 ... See full document
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Butane 1,4 diyl bis(benzenecarbodithioate)
... C1 0.0177 (10) 0.0217 (12) 0.0276 (11) −0.0011 (9) 0.0072 (9) 0.0005 (9) C2 0.0197 (11) 0.0330 (13) 0.0271 (11) 0.0003 (10) 0.0064 (9) 0.0023 (10) C3 0.0304 (12) 0.0364 (14) 0.0286 (12) −0.0004 (11) 0.0136 (10) −0.0013 ... See full document
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4 Bromo 1 nitrobenzene
... 4-Bromo-1-nitrobenzene (Scheme I) was synthesized as a precursor that will be used in the synthesis of 4,4′-bis(amino- phenoxy)biphenyl (the compound is also commercially available: ... See full document
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Bis[4 bromo 2 (cyclohexyliminomethyl)phenolato]copper(II)
... 0.98 A Data collection: SMART Bruker, 2002; cell re®nement: SAINT Bruker, 2002; data reduction: SAINT; programs used to solve structure: SHELXS97 Sheldrick, 1997a; programs used to re®ne[r] ... See full document
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Synthesis of 1,4 Bis (2,4 Dimethoxyphenyl) 2,3 Bis (4 methoxybenzyl) Butane 1,4 Dione
... Brackenridgea zanguebarica Oliv. (Ochnaceae) is a tree that can reach a height of up to 10 m. The species occurs in dry lowland forests and woodland of Tanzania and other countries in southern and eastern Africa. The ... See full document
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1,4 Bis(phenylsulfanyl)butane
... molecules in the asymmetric unit. In each independent molecule, there is a centre of inversion at the mid-point of the central C—C bond. Each molecule, excluding H atoms, is roughly planar and adopts an all-anti ... See full document
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(E) 1,2 Bis(3 bromo 4 methylphenyl)ethene
... The title compound, (I) (Fig. 1), was prepared by a Ti catalyzed McMurray coupling (Mallory et al. , 2001) with 99% E selectivity. The almost-planar molecules pack (Fig. 2) in slipped stacks with T-contacts ... See full document
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Bis[4 bromo 2 (cyclohexyliminomethyl)phenolato]zinc(II)
... (Fig. 1), which is structurally similar to bis[2-(cyclopropyliminometh- yl)phenolato]zinc(II) [(II); You et ...(Table 1) are comparable to those in ... See full document
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Bis[4 bromo 2 (cyclopentyliminomethyl)phenolato]copper(II)
... reaction of 5-bromosalicylaldehyde, cyclopentylamine and copper(II) acetate in an ethanol solution. The Cu II atom lies on an inversion center and is four-coordinated in a square- planar geometry by two N and two ... See full document
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Bis[2 bromo 4 (2 hydroxyethyl)phenol] monohydrate
... Data collection: CAD-4 EXPRESS (Enraf–Nonius, 1989); cell refinement: CAD-4 EXPRESS; data reduction: XCAD4 (Harms & Wocadlo, 1995); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); ... See full document
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Ethyl (4 bromo 1H pyrrole 2 carboxamido)acetate
... A hydrochloric acid salt of glycine ethyl ester (0.70 g, 5 mmol) and 4- bromo-2-(trichloroacetyl)pyrrole (1.46 g, 5 mmol) were added to acetonitrile (12 ml), followed by the dropwise addition of triethyl- ... See full document
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1,4 Bis(1 phenyl 1H tetrazol 5 ylsulfanyl)butane
... two 1-phenyl-1H- tetrazole-5-thiol moieties are located on the same side of the butane-1,4-diyl chain, but they point in opposite directions to reduce the steric repulsion between them ...(Fig. ... See full document
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Synthesis and antimicrobial evaluation of metal (II) complexes of a novel bisazo dye 2, 21 [benzene 1, 3 diyl di (E) diazene 2, 1 diyl] bis (4 chloroaniline)
... The UV-VIS spectra of synthesized azo dye and its metal complexes showed two bands between 265-269nm and 422-425nm in DMSO, 238-247 and 421-424nm in methanol. The first band may be due to π - π *transition within the ... See full document
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1,4 Bis(3 hydroxymethylphenoxy)butane
... The title molecule has a center of symmetryat the mid-point of the central C—C bond. All bond lengths and angles in (I) (Table 1) show normal ranges (Allen et al., 1987), and are comparable to those in (II). In ... See full document
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1,4 Bis(2 pyridylsulfanyl)butane
... There has been signi®cant current interest in the rational design and synthesis of new discrete or polymeric metal- organic coordination architectures for their potential use as functional materials (Goodgame et al., ... See full document
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trans Bis{1 [3 (cyclohexylamino)propyliminomethyl] 2 naphtholato}copper(II) dichloride dihydrate
... N-Cyclohexyl-1,3-diaminopropane (0.2 mmol, 31.2 mg) and 2- hydroxy-1-naphthaldehyde (0.2 mmol, 17.2 mg) were dissolved in ethanol (10 ml). The mixture was stirred for 10 min to obtain a clear yellow solution. To ... See full document
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1,8 Bis(4 fluorobenzoyl)naphthalen 2,7 diyl dimethanesulfonate
... The molecule of the title compound lies across a crystallographic 2-fold axis, Fig. 1, so that the asymmetric unit contains one-half of the molecule. Thus, the two aroyl groups are situated in an anti orientation ... See full document
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1 (Diphenylphosphino) 4 (diphenylphosphinoyl)butane
... Tertiary phosphine oxides have proven utility as coordinating ligands in complex chemistry as well as being useful as aids for crystallization (Etter & Baures, 1988) through simple linear hydrogen-bonding ... See full document
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