[PDF] Top 20 Stacking and N—H⋯O interactions in 2,3 dimethyl 6 nitroaniline
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Stacking and N—H⋯O interactions in 2,3 dimethyl 6 nitroaniline
... Noelting, E., Braun, A. & Thesmar, G. (1901). Chem. Ber. 34, 2242–2262. Olah, G. A., Lin, H. C. & Serianz, A. (1976). Synthesis, pp. 42–43. Ploug-Sørensen, G. & Andersen, E. K. (1986). Acta Cryst. C42, ... See full document
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2 Amino 5 nitro N [(E) thiophen 2 ylmethylidene]aniline
... The title compound exhibits syn geometry about the imine group. A perspective view of the compound is shown in Figure 1. The thiophene and benzene rings are slightly tilted with an interplanar angle of 17.58 (9)°. The ... See full document
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Methyl 3 [(6 nitro 4 oxo 3 phenyl 3,4 dihydroquinazolin 2 yl)sulfanyl]propanoate
... The molecular structure of the title compound is shown in Fig. 1. The quinazoline ring (C1–C8/N1–N2; maximum deviation = 0.097 (3) Å at atom N2) makes a dihedral angle of 76.53 (19)° with the attached phenyl ring ... See full document
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N Benzyl N [4 (methylsulfanyl) 3 nitro 4H chromen 2 yl]amine
... In the molecular structure, an intramolecular N1—H1 O3 hydrogen bond generates an S(6) ring motif (Bernstein et al., 1995). The crystal packing is stabilized by N—H O and C— H S ... See full document
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2 (5,6 Diphenyl 1,2,4 triazin 3 yl)aniline
... the 3-(2-aminophenyl)-1,2,4-triazine structural ...the 3-aminophenyl-1,2,4-triazine system exists in the crystal in the conformation with the torsion angle N2–C3–C31–C32 of ...and 6-phenyl ... See full document
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6,7 Dimethoxy N [3 (trifluoromethyl)phenyl]quinazolin 4 amine ethanol disolvate
... The title compound (Fig. 1) contains a 6,7-dimethoxy-N-[3-(trifluoromethyl)phenyl]quinazolin-4-amine molecule, which has normal bond lengths and angles (Table 1), and two ethanol solvent molecules in the ... See full document
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3 (4,4,5,5 Tetramethyl 1,3,2 dioxaborolan 2 yl)aniline
... C1—N bond in (I) [1.3790 (18) A ˚ ] is shorter than in aniline [solid: 1.392 (6) A ˚ ; gas: 1.402 (2) A˚]. Both differences indicate that the boryl substituent enhances the interaction of the ... See full document
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(Z) 3 Methoxy N [(5 nitrothiophen 2 yl)methylidene]aniline
... The compound title compound was prepared by refluxing a mixture of a solution of 5-nitro-2-thiophene-carboxaldehyde (0.018 g, 0.120 mmol) in ethanol (20 ml) and a solution of 3-methoxyaniline (0.0142 ... See full document
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SYNTHESIS CHARACTERIZATION AND ANTIANGIOGENIC ACTIVITY OF 2 (6 SUBSTITUTED 1 3 BENZOTHIAZOL 2 YL) N (4 HALOPHENYL) HYDRAZINECARBOTHIOAMIDE DERIVATIVES
... Add 41ml of conc. ammonia solution (d 0.88) slowly with stirring to a solution of 0.26 mol of p-substituted aniline, 0.396 mol of carbon disulphide and 40ml of rectified spirit at 10-15 0 C. Considerable heat is ... See full document
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2 Methyl N [1 (1H pyrrol 2 yl)ethylidene]aniline
... imino N–C bond lengths in the two molecules are slightly different [1.275 (3) Å for A, ...of N–H···N hydrogen bonds (Fig. 2 & Table 1), forming inversion ...(Fig. 2 ... See full document
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N (4 Chloro 6 morpholino 1,3,5 triazin 2 yl)aniline
... 1,3,5-Triazine derivatives are of great interest because of their importance as constituents of active dyes and many hindered amine light stabilizers (Goi, 1960; Degussa, 1968; Manasek & Hrdlovik, 1990). The ... See full document
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2 Methyl 3 nitro N {(E) [5 (4 nitrophenyl)furan 2 yl]methylidene}aniline
... The title compound was prepared by refluxing a mixture containing 5-(4-nitrophenyl)furan-2 carbaldehyde (0.011 g 0.051 mmol) and 2-methyl-3-nitroaniline (0.0077 g 0.051 mmol) in 40 ml of ethanol. The ... See full document
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Crystal structure of 4 nitro N [(pyridin 2 yl)methylidene]aniline
... molecule is twisted. In the crystal, molecules are – stacked into columns parallel to [100], with an interplanar separation of 3.8537 (8) A ˚ , corresponding to the length of the a axis. The chains are further linked via ... See full document
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4 (1,3 Benzothiazol 2 yl) N (2 pyridylmethyl)aniline monohydrate
... Fig. 2, molecules are linked into a three-dimensional network by a combination of N—H···O, O—H···N hydrogen bonds, C—H···π (Table 1) and π-π ... See full document
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N,6 Dimethyl 4 (methylsulfanyl) 3 nitro 4H chromen 2 amine
... C5 0.0361 (6) 0.0465 (7) 0.0386 (6) −0.0025 (5) 0.0082 (5) 0.0013 (5) C6 0.0409 (7) 0.0552 (8) 0.0474 (7) −0.0120 (6) 0.0090 (6) −0.0001 (6) C7 0.0352 (7) 0.0667 (9) 0.0503 (8) −0.0054 ... See full document
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N (4,6 Dichloro 1,3,5 triazin 2 yl)aniline
... Cl1 0.0537 (5) 0.0469 (5) 0.0680 (6) −0.0071 (5) 0.0010 (5) 0.0123 (5) Cl2 0.0962 (9) 0.0634 (7) 0.0633 (7) −0.0122 (7) −0.0251 (6) −0.0064 (6) N1 0.0431 (16) 0.0412 (17) 0.0493 (18) −0.0016 (14) ... See full document
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N [1 (1H Pyrrol 2 yl)ethylidene]aniline
... In recent years, the bis(imino)pyridine incorporated late transition metal catalysts have received considerable attention because of their antioxidant property and outstanding activity for olefin polymerization (Small et ... See full document
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Methyl (E) 2 cyano 3 (6 nitro 1,3 benzodioxol 5 yl)acrylate
... Data collection: APEX2 (Bruker, 2004); cell refinement: APEX2 and SAINT (Bruker, 2004); data reduction: SAINT and XPREP (Bruker, 2004); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to ... See full document
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Mortar Pestle and Microwave Assisted Regioselective Nitration of Aromatic Compounds in Presence of Certain Group V and VI Metal Salts under Solvent Free Conditions
... systems, offers a further advantage of this heating tech- nology. In order to check for a possible specific (not purely thermal) microwave effect, CEM model bench mate microwave oven was used [44]. Under conventional ... See full document
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Crystal structure of 2 [2 (pyridin 3 yl)diazen 1 yl]aniline
... trans conformation for which all the atoms are located in general positions. The six-membered rings are coplanar and this arrangement might be stabilized by intramolecular N—H N hydrogen bonding. In ... See full document
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