Search Results - "Olivato, Paulo R"
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Spectroscopic and theoretical studies of some 3-(4'-substituted phenylsulfanyl)-1-methyl-2-piperidones
Published in Molecules (Basel, Switzerland) (27-06-2013)“…The analysis of the IR carbonyl bands of some 3-(4'-substituted phenylsulfanyl)-1-methyl-2-piperidones 1-6 bearing substituents: NO₂ (compound 1), Br (compound…”
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2
1-Methyl-3,3-bis-(phenyl-sulfan-yl)piperidin-2-one
Published in Acta crystallographica. Section E, Structure reports online (01-06-2012)“…The piperidone ring in the title compound, C(18)H(19)NOS(2), is in a distorted half-chair conformation, distorted towards a twisted boat, with the central…”
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3
Spectroscopic and theoretical studies of some 2‑(methoxy)‑2‑[(4‑substituted)‑phenylsulfanyl]‑(4′‑substituted) acetophenones
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (05-03-2019)“…The conformational analysis of some 2‑(methoxy)‑2‑[(4‑substituted)‑phenylsulfanyl]‑(4′‑substituted) acetophenones was performed through infrared (IR)…”
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4
1-Methyl-3,3-bis-[(4-methyl-phen-yl)sulfan-yl]piperidin-2-one
Published in Acta crystallographica. Section E, Structure reports online (01-10-2011)“…The piperidone ring in the title compound, C(20)H(23)NOS(2), has a half-chair distorted to a twisted-boat conformation [Q(T) = 0.5200 (17) Å]. One of the…”
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5
4-Methyl-3-(2-phenoxy-acet-yl)-5-phenyl-1,3,4-oxadiazinan-2-one
Published in Acta crystallographica. Section E, Structure reports online (06-06-2009)“…The 1,3,4-oxadiazinane ring in the title compound, C(18)H(18)N(2)O(4), is in a twisted boat conformation. The two carbonyl groups are orientated towards the…”
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6
Conformational analysis of some N,N-diethyl-2-[(4′-substituted) phenylthio] acetamides
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (01-11-2013)“…•Conformational analysis of N,N-diethyl-2[(4′-substituted)phenylthio]acetamides.•Solvent effect on the conformational equilibrium through IR…”
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7
Conformational study of some 4′-substituted 2-(phenylselanyl)-2-(ethylsulfanyl)-acetophenones
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (15-03-2015)“…Most stable conformers: (c2) for compounds 1–4 and (c1) for compound 5. [Display omitted] •Conformational analysis of 4′-substituted…”
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8
Crystal structure of ethyl 4-methyl-2-oxo-5-phenyl-1,3,4-oxadiazinane-3-carboxylate, C13H16N2O4
Published in Zeitschrift für Kristallographie. New crystal structures (01-11-2020)“…, orthorhombic, (no. 19), = 6.7876(2) Å, = 8.8984(2) Å, = 22.3399(6) Å, = 1349.30(6) Å , = 4, ) = 0.0384, ) = 0.0947, = 293(2) K…”
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9
Conformational Analysis and Electronic Interactions of Some 4′-Substituted-2-ethylthio-phenylacetates
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (23-04-2015)“…The conformational analysis of various 4′-substituted-2-ethylthio-phenylacetate compounds bearing the substituents NO2 (1), Cl (2), H (3), Me (4), and OMe (5)…”
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10
Conformational analysis and electronic interactions of some 2-ethylsulfinyl-(4′-substituted)-phenylacetates
Published in Journal of molecular structure (15-03-2016)“…The analysis of the infrared carbonyl bands of some 2-ethylsulfinyl-(4′-substituted)-phenylacetates bearing the substituents NO2(1), Cl(2), Br(3), H(4), Me(5)…”
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11
Molecular Structures of Isomeric Ortho, Meta, and Para Bromo-Substituted α‑Methylsulfonyl-α-diethoxyphosphoryl Acetophenones by X‑ray and DFT Molecular Orbital Calculations
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (13-08-2015)“…The X-ray single crystal analysis of isomeric ortho, meta, and para bromo-substituted α-methylsulfonyl-α-diethoxyphosphoryl acetophenones showed that this…”
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12
2-[(4-Bromophenyl)sulfanyl]-2-methoxy-1-phenylethan-1-one: crystal structure, Hirshfeld surface analysis and computational chemistry
Published in Acta crystallographica. Section E, Crystallographic communications (01-06-2019)“…The title compound, C 15 H 13 BrO 2 S, comprises three different substituents bound to a central (and chiral) methine-C atom, i.e . (4-bromophenyl)sulfanyl,…”
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13
2-[(4-Bromo-phen-yl)sulfan-yl]-2-meth-oxy-1-phenyl-ethan-1-one: crystal structure, Hirshfeld surface analysis and computational chemistry
Published in Acta crystallographica. Section E, Crystallographic communications (01-06-2019)“…The title compound, C H BrO S, comprises three different substituents bound to a central (and chiral) methine-C atom, . (4-bromo-phen-yl)sulfanyl, benzaldehyde…”
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14
2-[(4-Chlorophenyl)sulfanyl]-2-methoxy-1-phenylethan-1-one: crystal structure and Hirshfeld surface analysis
Published in Acta crystallographica. Section E, Crystallographic communications (01-05-2018)“…The title compound, C 15 H 13 ClO 2 S, comprises (4-chlorophenyl)sulfanyl, benzaldehyde and methoxy residues linked at a chiral methine-C atom (the crystal is…”
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15
Conformational study of some 4′-substituted 2-(phenylselanyl)-2-(ethylsulfonyl)-acetophenones
Published in Journal of molecular structure (15-03-2015)“…Most stable conformers (c1 and c2) in the gas phase and in solution for compounds 1–5. Y=NO2 (1), Br (2), H (3), Me (4), OMe (5). [Display omitted]…”
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16
2-[(4-Chloro-phen-yl)sulfan-yl]-2-meth-oxy-1-phenyl-ethan-1-one: crystal structure and Hirshfeld surface analysis
Published in Acta crystallographica. Section E, Crystallographic communications (01-05-2018)“…The title compound, C H ClO S, comprises (4-chloro-phen-yl)sulfanyl, benzaldehyde and meth-oxy residues linked at a chiral methine-C atom (the crystal is…”
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17
Spectroscopic and theoretical studies of some N, N-diethyl-2-[(4′-substituted)phenylsulfonyl]acetamides
Published in Journal of molecular structure (14-09-2011)“…► The preferred conformations of 2-substituted-acetamides were determined. ► Theoretical data showed the existence of cis and gauche conformers. ► The IR…”
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18
Spectroscopic and theoretical studies of some 2-substituted N-methoxy-N-methyl-amides
Published in Journal of molecular structure (16-01-2013)“…► Conformational analysis study of 2-substituted-N-methoxy-N-methyl-amides (Weinreb amides). ► IR study on the conformational equilibrium in solution. ► Fermi…”
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19
Conformational preferences for some 3-(4′-substituted phenylsulfonyl)-1-methyl-2-piperidones through spectroscopic and theoretical studies
Published in Journal of molecular structure (28-11-2012)“…► Conformational analysis study of alpha-phenylsulfonyl-delta-valerolactams. ► Solvent effect on the conformational equilibrium through IR. ► Theoretical…”
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20
Crystal structure of 2-methoxy-2-[(4-methylphenyl)sulfanyl]-1-phenylethan-1-one
Published in Acta crystallographica. Section E, Crystallographic communications (01-01-2015)“…In the title β-thiocarbonyl compound, C 16 H 16 O 2 S, the carbonyl and methoxy O atoms are approximately coplanar [O—C—C—O torsion angle = −18.2 (5)°] and syn…”
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