bis(imino)benzene
![1,4 Bis[(2,6 dimethoxyphenyl)ethynyl]benzene](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==)
1,4 Bis[(2,6 dimethoxyphenyl)ethynyl]benzene
... In summary, we studied the molecular and crystal structure of 1,4-bis[(2,6-dimethoxyphenyl)ethynyl]benzene, which is a 1,4-bis(phenylethynyl)benzene derivative substituted by four methoxy ...
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Bis(piperazinediium) benzene 1,2,4,5 tetracarboxylate hexahydrate
... of benzene-1,2,4,5-tetracarboxylic acid with pyridine and some of its derivatives is quite significant (Biradha et ...deprotonated benzene-1,2,4,5-tetracarboxylic acid unit, two doubly protonated piperazine ...
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1,4 Bis[(3,5 dimethoxyphenyl)ethynyl]benzene
... bis(phenylethynyl)benzene substituted by four methoxy groups on the terminal benzene rings. The molecule is almost planar with an r.m.s. deviation of 0.266 A ˚ . The dihedral angles between the two ...
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1,4 Bis(8 quinolyloxymethyl)benzene
... We have recently embarked on a study of a diverse series of bridging heterocyclic ligands that comprise 8-quinolyloxy units separated by various spacer groups (Al-Mandhary & Steel, 2002). As part of this work, we ...
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Study on the Optimization of 1,3-Bis (Isocyanatomethyl) Benzene Synthesis with Bis (Trichloromethyl) Carbonate
... 1,3-bis(isocyanatomethyl) benzene. The synthesis optimization of 1,3-Bis(isocyanatomethyl) benzene from m-xylylenediamine and bis(trichloromethyl) Carbonate was comprehensively ...to ...
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2,5 Bis(1 piperidinylmethyl)benzene 1,4 diol
... The Mannich reaction is extremely useful for the preparation of nitrogenous molecules (Arend et al., 1998; Zhou et al., 2000). Its popularity (Laobuthee et al., 2001) is due to the widespread occurrence of nitrogen in ...
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Bis(p nitrophenyl) carbonate–benzene (3/1)
... of bis(o-nitrophenyl) ...isomeric bis(p-nitrophenyl) carbonate, which crystallizes from benzene as a solvate in which the asymmetric unit contains three molecules of the carbonate and one of ...
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1,3 Bis(chloromethyl)benzene
... Halogenated xylenes, including the title compound, have a variety of applications in agrochemicals, drugs, and macromolecular materials (Ito and Tada, 2009). Most recently, these compounds have shown potential for their ...
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1,2 Bis(undecylsulfanyl)benzene
... All starting materials were of reagent grade and used without further purification. 1,2-Bis(undecylthio)benzene was prepared by a literature procedure (Salvatore et al., 2005): Benzene-1,2-dithiol (1 ...
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N,N′ Bis(diphenylmethyl)benzene 1,4 diamine
... The bis-amine {N1,N4-dibenzhydrylbenzene-1,4-diamine} was prepared in a two-step procedure as follows: (i) A Schiff- base {N1,N4-bis-(diphenylmethylene)benzene-1,4-diamine} was synthesized by ...
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2,3 Bis[(3 methylbiphenyl 4 yl)imino]butane
... In recent years, a variety of α -diimine ligands containing various ortho and para position substituted N -aryl rings (Johnson et al. 1995; Killian et al. . 1996; Popeney et al. . 2005; Yuan et al. , 2005; Wang et al. ...
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N,N′ Bis(phenylcarbamothioyl)benzene 1,3 dicarboxamide
... There are two molecules in the asymmetric unit (Fig. 1) of the title compound. For molecule A, the dihedral angles between the aldehyde benzene (C9A—C14A) and the phenyl rings (C1A—C6A & C17A—C22A) are 16.97 ...
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1,4 Bis(6 chloropyrimidin 4 yloxy)benzene
... central benzene ring lie on a crystallographic mirror plane. The complete benzene ring is generated by the mirror plane and hence the dihedral angles between the pyrimidine rings and the benzene ring ...
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1,4 Bis(hexyloxy)benzene
... contains one half-molecule situated on an inversion center. The alkyl chain adopts a fully extended all-trans conformation. The C atoms of the alkyl chain are almost coplanar, with a maximum deviation of 0.042 (6) A ˚ ...
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1,2 Bis(dibromomethyl)benzene
... Data collection: SMART Bruker, 2001; cell refinement: SAINT Bruker, 2001; data reduction: SAINT; programs used to solve structure: SHELXS97 Sheldrick, 2008; programs used to refine struc[r] ...
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1,4 Bis(fluoromethyl)benzene
... Data collection: APEX2 Bruker, 2005; cell refinement: SAINT Bruker, 2005; data reduction: SAINT; programs used to solve structure: SHELXTL Sheldrick, 2008; programs used to refine struct[r] ...
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1,2 bis (ditertbutylphosphinomethyl)benzene in catalysis
... Previous studies on the carbonylation of methanol catalysed by the electron rich Rh-PEt3 complexes showed that oxidative addition of methyl iodide to [RhICOPEt32] RhI complex to form [Rh[r] ...
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1,4 Bis(4 pyridylsulfanylmethyl)benzene
... For details of the preparation and related structures of 1,4- bis(2-pyridyl-sulfanylmethyl)benezene derivatives, see: Atherton et al. (1999); McMorran & Steel (2003); For the structures of Co(II) and Ag (I) ...
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1,2 Bis(N′ benzoylthioureido)benzene
... Data collection: COLLECT Nonius, 1998; cell refinement: DENZO Nonius, 1998; data reduction: DENZO; programs used to solve structure: SHELXS97 Sheldrick, 2008; programs used to refine str[r] ...
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1,4 Bis(4 aminophenoxy)benzene
... Data collection: SMART Bruker, 2001; cell refinement: SAINT Bruker, 2001; data reduction: SAINT; programs used to solve structure: SHELXTL Sheldrick, 2008; programs used to refine struct[r] ...
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