H-NMR
H NMR, 13 C NMR and mass spectral data. The
... H NMR and 13 C spectra were recorded on a Varian 400 MHz NMR spectrometer/Perkin- Elmer EM300 MHz spectrometer using TMS as an internal standard. The FAB mass spectra were recorded on a JEOL SX ...
11
H-NMR, 13 C-NMR, and GCMS. The ligand behaved as a bidentate
... The potentiation of the antimicrobial activity of 4- benzylimino-2-3-dimethyl-l-phenylpyrazal-5-one by metal chelation has been studied. A Schiff base ligand, 4- benzylimino-2-3-dimethyl-l-phenylpyrazal-5-one have been ...
6
H NMR, 13 C NMR and UV spectral data. Besides, the newly synthesized compounds were analysed
... In this paper, ten novel [2-Methoxy-5-(3-alkyl-4,5-dihydro-1H-1,2,4-triazol-5-one-4-yl)-azomethinphenyl benzoates (4) were obtained with the reactions of 3-alkyl(aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (2) and ...
6
H NMR, 13 C NMR and mass spectral data. All the synthesized compounds were screened for
... spectra (in KBr pellets) were recorded on a Shimadzu FT-IR 4100 type A spectrophotometer. 1 H NMR and 13 C spectra were recorded on a Varian 400 MHz NMR spectrometer/Perkin-Elmer EM300 MHz ...
9
H NMR, 13 C NMR, EIMS). Newly synthesized compounds were
... A new series of N-methyl-5-substituted-1H-indole-2-oxo-3-((2 ′ -acetamidothiazol-4 ′ -yl)carbonylmethyl hydrazones) (5a-j) were synthesized with high degree of purity and in excellent yield. The structures of new ...
6
H NMR, 13 C NMR, mass spectra and elemental analysis. All the
... A mixture of 2-(methylthio)-10H-phenothiazine (0.01 mol) and Hydrazine hydrate (10 mL) was refluxed for 8 hrs. on an oil bath. The reaction mixture was poured in to ice cold water and product was recrystallized from ...
6
H NMR, 13 C NMR, 31 P NMR and Mass spectroscopy and investigated their antimicrobial activity.
... 1 H NMR, 13 C NMR, 31 P NMR and mass ...1 H NMR spectrum showed doublet at 5.00 δ (J H-P = ...2 H 5 became non equivalent and ...
6
H NMR, 13 C NMR, elemental analysesand IR of synthesized
... Experiments were carried out in an Orbit 6 parallel synthesizer. Melting points were established on a Thomas Hoover melting point apparatus and are uncorrected. 1 H NMR and 13 C NMR spectra were ...
5
H NMR, C NMR and ESI(+)-MS spectra…………………………………….S-2
... C -0.8839960000 -1.3125230000 -0.0000100000 C 0.1509470000 -0.3660890000 0.0000900000 C -0.1527110000 1.0050300000 0.0001210000 C -1.4859060000 1.4171300000 0.0000320000 C -2.5203470000 0.4767560000 -0.0000780000 C ...
45
INVESTIGATION OF THEORETICAL PROPERTIES OF NOVEL 1-(MORPHOLINE-4-YL-METHYL)-3-METHYL -4-(4-ETHOXYBENZYLIDENAMINO)-4,5-DIHYDRO -1H-1,2,4-TRIAZOL-5-ONE MOLECULE
... Density Functional Theory (B3LYP) methods are used for the determination of the structure of compound and the investigated of spectroscopy, electronics, nonlinear optical properties. 1- ...
10
ISOLATION AND CHARACTERIZATION OF MAJOR PHYTOCHEMICALS FROM THE LEAVES OF PIPER BETLE. LINN
... 1 H NMR, 13 C NMR evidenced that the ethanolic extract of Piper betle leaves contains Caffeic acid, p-Coumaric acid, Eugenol, Rutin and Hydroxychavicol as major secondary metabolites which are known ...
19
SYNTHESIS AND APPLICATIONS OF COMPLEXES OF CHROMIUM METAL WITH HYDRAZINECARBOTHIOAMIDES LIGANDS
... Abstract: - This paper incorporates the preparation, characterization and biochemical screening of the biologically potent ligands and their complexes with chromium (III). The ligands used in these studies are ...
5
Further Investigation Into the Phenomenal Paramagnetic Shift Influence of Cu(II) Ion on Ferrocene-Thiosemicarbazone-Based Bimetallic Complexes
... have been conducted on the complex. A comparison has been made with a similar that containing a methyl fragment. It has been found that whereas the Cu(II) paramagnetic influence may shift or even block the 1 H ...
5
Production and downstream processing of (1→3)-β-D-glucan from mutant strain of Agrobacterium sp. ATCC 31750
... 1 H NMR and 13 C NMR spectra were obtained for curdlan samples from wild and mutant ...1 H NMR spectrum indicates anome- ric protons ...C NMR spectrum were similar to the curdlan ...
10
Synthesis of lead zirconate titanate (PZT) and characterization of pyrolysis products
... LIST OF FIGURES Figure Figure 27 28 :H NMR the linear PZT alkoxide LH NMR the PZT the of linear 29 collected volatiles pyrolysis from nonhydrated of 76 collected volatiles pyrolysis alko[r] ...
194
ISOLATION AND STRUCTURE ELUCIDATION OF DAIDZEIN AND GENISTEIN FROM SIRAITIA GROSVENORII
... 1 H NMR spectrum of 2 showed the presence of two meta coupled aromatic protons at δ ...to H-6 and H-8 protons, two doublet of doublets at δ ...for H- 3'/H-5' and ...
7
Determination of nitrobenzene oxidation products by GC and1H-NMR spectroscopy using 5-iodovanillin as a new internal standard
... This means that there is a good possibility of determining these aldehydes quantitatively on the basis of the peak areas of their aldehyde protons by ~H-NMR spe[r] ...
5
Evaluation of in Vitro Antispermogenic Activity of Isolated Glycoside and Methanolic Extract of Mangifera Indica L. Roots
... MEMI and fractions thus obtained screened for spermicidal activity. Most active fraction M6 was purified by recrystallization using acetone. The purity of the recrystallized compound was tested by single spot in TLC ...
5
Vol 6, No 5 (2017)
... The compound was prepared by reaction of 0.8 g (0.01 mol) of 2-chloro-N-(4-chlorobenzylidene)aniline (2b) and 0.29 g (0.22 ml, 0.01 mol) of thioglycolic acid. Yield=61 %, m.p.=248-251 ºC, colour: orange. IR (KBr) 1681 ...
5