Hydrogen-bonding interactions of norharmane in mixtures of acetic acid with benzene, p-dioxane and acetonitrileElectronic supplementary information (ESI) available: The kinetic equations for eqns. (1)–(3). See http://www.rsc.org/suppdata/cp/b2/b201526a/

2002 ◽  
Vol 4 (15) ◽  
pp. 3676-3683 ◽  
Author(s):  
M. J. Tapia ◽  
D. Reyman ◽  
M. H. Viñas ◽  
C. Carcedo ◽  
J. J. Camacho
2007 ◽  
Vol 45 (10) ◽  
pp. 830-834 ◽  
Author(s):  
D. Reyman ◽  
F. Hallwass ◽  
Simone M. da Cruz Gonçalves ◽  
J. J. Camacho

2015 ◽  
Vol 71 (10) ◽  
pp. o717-o718 ◽  
Author(s):  
Graham Smith

In the structure of the title hydrated salt, NH4+·C8H5Cl2O3−·0.5H2O, where the anion derives from (3,5-dichlorophenoxy)acetic acid, the ammonium cation is involved in extensive N—H...O hydrogen bonding with both carboxylate and ether O-atom acceptors giving sheet structures lying parallel to (100). The water molecule of solvation lies on a crystallographic twofold rotation axis and is involved in intra-sheet O—H...Ocarboxylatehydrogen-bonding interactions. In the anion, the oxoacetate side chain assumes anantiperiplanarconformation with the defining C—O—C—C torsion angle = −171.33 (15)°.


2013 ◽  
Vol 69 (12) ◽  
pp. m628-m628 ◽  
Author(s):  
Graham Smith

In the structure of the title complex, [Cs(C8H4Cl3O2)(H2O)]n, the caesium salt of the commercial herbicide fenac [(2,3,6-trichlorophenyl)acetic acid], the irregular eight-coordination about Cs+comprises a bidentateO:Cl-chelate interaction involving a carboxylate-O atom and anortho-related ring-substituted Cl atom, which is also bridging, a triple-bridging carboxylate-O atom and a bridging water molecule. A two-dimensional polymer is generated, lying parallel to (100), within which there are water–carboxylate O—H...O hydrogen-bonding interactions.


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