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Toplam kayıt 281, listelenen: 1-10
Synthesis, growth and vibrational spectroscopic study of a novel coumarinoylthiazole
(Pergamon-Elsevier Science LTD, 2012)
An efficient route was developed for the synthesis of novel 3-(2-morpholinyl-4-phenylthiazol-5-oyl)coumarin (MPTC). FT-IR spectrum of MPTC was recorded and analyzed. The crystal structure data are also described. The ...
DFT, FT-Raman, FT-IR, liquid and solid state NMR studies of 2,6-dimethoxyphenylboronic acid
(Elsevier Science BV, 2010)
Possible stable forms and molecular structures of 2,6-dimethoxyphenylboronic acid (2,6-dmpba) were studied experimentally and theoretically using FT-IR, Raman, liquid-solid state NMR and XRD spectroscopic methods. FT-IR ...
Vibrational spectroscopic investigation and conformational analysis of 1-cyclohexylpiperazine
(Elsevier Science BV, 2010)
The possible stable conformers of 1-cyclohexylpiperazine (1-chpp) molecule were experimentally and theoretically studied by FT-IR and Raman spectroscopy in the region of 4000-200 cm(-1). The optimized geometric structures ...
Vibrational spectroscopic and conformational studies of 1-(4-pyridyl)piperazine
(Walter De Gruyter GMBH, 2010)
Possible stable conformers of the 1-(4-pyridyl)piperazine (1-4pypp) molecule were experimentally and theoretically studied by FT-IR and Raman spectroscopy. FT-IR and Raman spectra were recorded in the region of 4000-200 ...
Complete experimental and theoretical proton and carbon nuclear magnetic resonance spectral assignments, molecular structure and conformational study of 1-cyclohexylpiperazine and 1-(4-pyridyl)piperazine
(John Wiley & Sons LTD, 2010)
The possible stable forms and molecular structures of 1-cyclohexylpiperazine (1-chpp) and 1-(4-pyridyl)piperazine (1-4pypp) molecules have been studied experimentally and theoretically using nuclear magnetic resonance(NMR) ...
Vibrational Spectroscopic Investigation and Conformational Analysis of 1-Pentylamine: a Comparative Density Functional Study
(World Scientific Publ Co Pte LTD, 2010)
The possible stable conformers of 1-pentylamine (1-pa) molecule were experimentally and theoretically studied by FT-IR and Raman spectroscopy in the region of 4000-400 cm(-1). The optimized geometric structures concerning ...
Experimental and Theoretical Nmr Study of 4-(1-Pyrrolidinyl)Piperidine
(Chem Soc Ethiopia, 2011)
The possible stable forms and molecular structure of 4-(1-pyrrolidinyl)piperidine (4-pypp) have been studied experimentally and theoretically using nuclear magnetic resonance (NMR) spectroscopy. H-1, C-13, N-15, DEPT, COSY ...
H-1, C-13, N-15 NMR and (n)J(C, H) coupling constants investigation of 3-piperidino-propylamine: A combined experimental and theoretical study
(Pergamon-Elsevier Science LTD, 2008)
Proton coupled and decoupled C-13, H-1, N-15, DEPT, COSY, HETCOR and INADEQUATE NMR spectra of 3-piperidino-propylamine (3-pipa) have been reported for the first time. In order to provide a precise structural elucidation, ...
Essential oils of annual Sideritis species growing in Turkey
(Swets Zeitlinger Publishers, 2000)
Water distilled essential oils of five annual Sideritis species collected from different regions of Turkey were analysed by GC/MS. Results are tabulated and compared with main components of the essential oils of perennial ...
Quantitative determination of naphthoquinones of Arnebia densiflora by TLC-densitometry
(Elsevier Science BV, 1999)
Quantitative determination of beta,beta-dimethylacrylalkannin (1), teracrylalkannin (2) and isovalerylalkannin + alpha-methyl-n-butylalkannin (3 + 4) in Arnebia densiflora roots and extracts was established by TLC-densitometry. ...
