[PDF] Top 20 Crystal structure of phenyl N (3,5 dimethylphenyl)carbamate
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Crystal structure of phenyl N (3,5 dimethylphenyl)carbamate
... arranged alternately linked through N—H O(carbonyl) hydrogen bonds, forming –A–B–A–B– chains, which extend along [100]. Within the chains and linking neighbouring chains there are C—H interactions present, forming ... See full document
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Crystal structures of 4 chlorophenyl N (3,5 dinitrophenyl)carbamate and phenyl N (3,5 dinitrophenyl)carbamate
... (with 5% excess) of 4-chlorophenyl- chloroformate for compound (I), or phenylchloroformate for compound (II), dissolved in 50 ml of dry ...and phenyl- chloroformate for compound ... See full document
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Crystal structure of 4 [(2,4 dichlorophenyl)(5 hydroxy 3 methyl 1 phenyl 1H pyrazol 4 yl)methyl] 5 methyl 2 phenyl 2,3 dihydro 1H pyrazol 3 one
... & Grossman, 1951), or as antibacterial (Mahajan et al., 1991) and antifilarial agents (Chauhan et al., 1993). Moreover, 4,4′-(arylmethylene) bis(1H-pyrazol-5-ols) are used as pesticides, fungicides and dye ... See full document
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Crystal structure of ethyl N (1,5 dimethyl 3 oxo 2 phenyl 2,3 dihydro 1H pyrazol 4 yl)carbamate
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Methyl {2 [(3 phenyl 1,2,4 oxadiazol 5 yl)methoxy]phenyl}acetate
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Crystal structure of 2 oxo N′ phenyl 2H chromene 3 carbohydrazide
... Geometry . All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, ... See full document
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Crystal structure of (4R,5S) 4 methyl 3 methylsulfinyl 5 phenyl 1,3 oxazolidin 2 one
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Bis(N,N dimethylformamide κO)bis[1 phenyl 3 methyl 4 benzoyl 1H pyrazol 5(4H) onato κ2O,O′]nickel(II)
... The N1ÐN2, N1ÐC13, C13ÐC14 and C14ÐC16 bond lengths in the pyrazole ring are in the range 1.373 (3)± 1.437 (3) AÊ, showing partial double-bond character. The shorter N2ÐC16 bond length in the pyrazole ring ... See full document
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Crystal structure of fac [2 (4 methyl 5 phenylpyridin 2 yl)phenyl κ2C1,N]bis[2 (pyridin 2 yl)phenyl κ2C1,N]iridium(III)
... Intermolecular – stacking interactions [Cg1 Cg1 i = 3.838 (2) A ˚ ; Cg1 is the centroid of the C22–C27 ring; symmetry code: (i) x, y + 2, z] occur in the crystal structure of the title compound (Fig. 2). In ... See full document
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3 Methyl 1 phenyl N (2 thienylmethylene) 1H pyrazol 5 amine
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
6
Crystal structure of 3 methyl 1 phenyl 5 (1H pyrrol 1 yl) 1H pyrazole 4 carbaldehyde
... A mixture of 2.01 g (0.01 mol) 5-amino-3-methyl-1-phenyl-1H-pyrazole-4-carbaldehyde and 1.32 g (0.01 mol) of 2,5-di- methoxytetrahydrofuran in acetic acid (15 ml) was heated under ... See full document
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Crystal structure of 3 methyl 1 phenyl 6 propylamino 1H pyrazolo[3,4 b]pyridine 5 carbonitrile
... The molecular structure of the title compound is shown in Fig. 1. The 1H-pyrazolo[3,4-b]pyridine ring system (N1— N3/C1—C6) is essentially planar [r.m.s. deviation = 0.001 Å]. It forms a dihedral angle of 2.56 (6) ... See full document
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Crystal structure of pirfenidone (5 methyl 1 phenyl 1H pyridin 2 one): an active pharmaceutical ingredient (API)
... solve structure: SHELXT2017 (Sheldrick, 2015a); program(s) used to refine structure: SHELXL2017 (Sheldrick, 2015b); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012) and Mercury (Macrae et ... See full document
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N [(3 Methyl 5 oxo 1 phenyl 4,5 dihydro 1H pyrazol 4 ylidene)(phenyl)methyl]glycine ethyl ester
... indicate the delocalization of the glycine amino ethyl ester. Strong intramolecular N3ÐH3 O1 hydrogen bonds (Table 1) are observed, indicative of the enamine±keto form. This is similar to the situation in (II) [N ... See full document
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Crystal structure of (Z) N′ [1 (3 methyl 5 oxo 1 phenyl 1,5 dihydro 4H pyrazol 4 ylidene)propyl]benzenesulfonohydrazide
... normal C=N double bond, which indicates that the compound exists in the keto form. In addition, the C11—N3 bond length of 1.335 (2) A ˚ , is very close to that for a C—N single bond. The C8—C11 bond [1.387 ... See full document
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Crystal structure of chlorido{1 (2,3 dimethyl 5 oxido 1 phenyl 1H pyrazol 2 ium 4 yl κO) 2 [3 methyl 5 oxo 1 phenyl 4,5 dihydro 1H pyrazol 4 ylidene κO]hydrazin 1 ido κN1}copper(II) from laboratory X ray powder data
... planarity of the Cu II coordination. The organic anions act as tridentate chelating ligands. The N14—N15, N14—C13 and N15—C16 bond lengths [1.306 (17), 1.34 (2) and 1.39 (2) A ˚ , respectively] are very close, thus ... See full document
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Crystal structure of 5 chloromethyl N methyl 4 [(4 phenyl 1,2,3 triazol 1 yl)methyl]isoxazolidine 3 carboxamide
... The spectroscopic measurements are consistent with the crystal structure of (2). High-resolution mass spectrometry in positive-ion mode gave an [M + H] + ion of 336.1221 m/z, close to the calculated mass of ... See full document
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Crystal structure of 1 methoxy 5 methyl N phenyl 1,2,3 triazole 4 carboxamide
... intramolecular N— H N hydrogen bond to an N-atom of the triazole ring, which closes an S(5) ...the crystal, weak N—H N hydrogen bonds link the molecules into C(6) [010] ... See full document
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tert Butyl N benzyl N (4 methyl 2 pyridyl)carbamate
... To a solution of tert -butyl 4-methylpyridin-2-ylcarbamate (0.75 g, 3.6 mmol) in dry DMF (11 ml) was added under an argon-atmosphere sodium hydride (0.18 g, 4.5 mmol, 60% oil dispersion) at 273 K in such a manner that ... See full document
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tert Butyl N benzyl N [4 (4 fluorobenzoylmethyl) 2 pyridyl]carbamate
... tert -Butyl N -benzyl- N -(4-methylpyridin-2-yl)carbamate (6.27 g, 21.0 mmol) and ethyl 4-fluorobenzoate (3.89 g, 23.1 mmol) were dissolved in dry THF (60 ml) under argon atmosphere. The solution was ... See full document
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