نتایج جستجو برای: polystyrene n alanine sulfonamide

تعداد نتایج: 1011197  

2008
Hyon Pil You Byung Hee Han Sung Kwon Kang Chang Keun Sung Sang Ook Kang

In the title sulfonamide derivative, C(14)H(13)F(2)NO(4)S, the dihedral angle between the benzene rings is 66.05 (9)°. The crystal structure is stabilized by weak inter-molecular N-H⋯O hydrogen bonds involving the amine and meth-oxy groups, which link the mol-ecules into a one-dimensional chain. No significant inter-chain contacts are observed.

Journal: :Chemical communications 2008
Miguel A Galindo Andrew Houlton William Clegg Ross W Harrington José Dobado Francisco Santoyo-Gonzalez Fatima Linares M Angustias Romero Jorge A R Navarro

The cyclic trinuclear system, [(en)(3)Pd(3)(4,7-phen)(3)](6+), undergoes a ligand exchange reaction with 5-R-2-hydroxypyrimidine derivatives (HRpymo; R = ethynylferrocene, 5-(dimethylamino)-N-(2-propynyl)-1-naphthalene sulfonamide) to give [(en)(3)Pd(3)(4,7-phen)(2)(Rpymo)](5+), functional supramolecular receptors of mononucleotides.

2010
Islam Ullah Khan Zeeshan Haider Muhammad Nadeem Arshad Shahzad Sharif

The title compound, C(16)H(25)NO(2)S, is a sulfonamide derivative with the substitution of propyl and cyclo-hexyl groups at the N atom. The least-squares plane through all six C atoms of the cyclo-hexyl ring forms a dihedral angle of 58.88 (12)° with the toluene ring. No hydrogen-bonding inter-actions are present in the crystal structure.

Journal: :Zeitschrift für Kristallographie - New Crystal Structures 2009

2010
P. A. Suchetan Sabine Foro B. Thimme Gowda

The unit cell of the title compound, C(13)H(9)Cl(2)NO(3)S·0.5C(7)H(8), contains two mol-ecules of 2-chloro-N-(4-chloro-benzo-yl)benzene-sulfonamide and one toluene mol-ecule, which is disordered about a centre of inversion. The dihedral angle between the two aromatic rings is 85.7 (1)°. In the crystal, mol-ecules are linked by pairs of N-H⋯O(S) hydrogen bonds, forming centrosymmetric dimers.

2013
Hakima Chicha Bassou Oulemda El Mostapha Rakib Mohamed Saadi Lahcen El Ammari

In the title compound, C15H15N3O2S, the fused ring system is close to planar, the largest deviation from the mean plane being 0.030 (2) Å, and makes a dihedral angle of 48.84 (9)° with the benzene ring belonging to the methyl-benzene-sulfonamide moiety. In the crystal, mol-ecules are -connected through N-H⋯N hydrogen bonds and weak C-H⋯O contacts, forming a two-dimensional network parallel to (...

2010
Hafiz Mubashar-ur-Rehman Islam Ullah Khan Muhammad Nadeem Arshad K. Travis Holman

In the title compound, C(11)H(14)N(2)O(6)S, an amino acid-derived sulfonamide, the acetamido group and the carb-oxy-lic group are oriented at dihedral angles of 45.84 (5)° and 47.97 (5)° respectively, with respect to the aromatic ring. In the crystal, the mol-ecules are connected by N-H⋯O and O-H⋯O hydrogen bonds and weak C-H⋯O inter-actions, forming a three-dimensional network.

2009
B. Thimme Gowda Sabine Foro P. G. Nirmala K. S. Babitha Hartmut Fuess

There are two mol-ecules in the asymmetric unit of the title compound, C(13)H(12)ClNO(2)S, with similar conformations. The orientations of the ortho-methyl groups in the sulfonyl benzene rings are in the direction of the N-H bonds of the sulfonamide groups. In the crystal, the mol-ecules are each linked into centrosymmetric dimers through N-H⋯O hydrogen bonds and packed into a layered structure...

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