1H-NMR

The structures of the products were determined by IR, 1H NMR, HRMS and X-ray analysis. And a possible reaction mechanism was put forward.

These inclusion compounds were confirmed by means of IR and powder XRD, and their host-guest molar ratio was determined by ^1H NMR.

The structure of this monomer were confirmed by means of Elements Analysis, Fourier transform infra-red spectroscopy (FT-IR), 1H NMR.

The structure and properties of the copolymers have been investigated by()~1H-NMR, DSC and measurement of surface contact angle.

By means of elementary analysis, UV-Vis, IR, CD spectrum, and 1H-NMR, the chiral Zn porphyrin was character ed.

The structures of these compounds were characterized by elemental analysis, IR, 1H NMR and MS.

The melting point equipment, IR and 1H NMR techniques were used to characterize the product.

Results: The total yield was 31. 5%. Structures of the target product and key intermediates were verified by IR and 1H-NMR.

We further investigated the conformational properties of these analogs by 1D and 2D ~1H NMR spectroscopy and molecular modeling.

Based on technology of nuclear magnetic resonance(~1H-NMR), the content of the GB under different conditions can be detected.

The structures of the products were determined by IR, 1H NMR. A possible reaction mechanism was put forward.

These compounds have not been reported before, and the structures were identified by MS, IR and 1H-NMR spectra.

The structures of the intermediates and product were characterized with 1H NMR and Mass spectra.

A further illustration of the recognition mechanism was revealed by FT-IR spectra and 1H-NMR titration.

Three: Synthesized a novel BODIPY dye which emitted in the near-infrared region. And characterized the dye by 1H NMR, IR and EI-MS.

The structures of Linezolid and its derivatives were confirmed by IR, 1H-NMR and MS.

The degree of esterification and molecular weight of the resulted amphiphilic hyperbranched polymers were caculated via()~1H NMR.

The structural change of silver grass lignin in Auto-catalyzed ethanol-water pulping was studied by IR and 1H-NMR.

OBJECTIVE To establish a method for determining the deacetylation degree in chitosan by 1H-NMR.

An acid yellow was synthesized by diazo and azo, and characterized by elementary analysis, IR and 1H-NMR.

The structures of the intermediates and the target compound were confirmed by 1H NMR and MS.

The structures of the new intermediates and target compounds are confirmed by 1H NMR, 13C NMR, IR, and MS spectra.

fully characterised by 1H NMR spectroscopy and mass spectrometry.

The chemical structure of as synthesized modified coumarin dyes were characterized by the nuclear magnetic resonance spectra (1H-, 13C-NMR).

The chemical structure was characterized by IR, 1H NMR and ultimate analysis.

Results The desired product was obtained in over all yield of 49. 7% and its structure was confirmed by 1H-NMR and IR.

The structures of the products were determined by IR, 1H NMR and HRMS.

The structures of the compounds were confirmed by()~1H NMR and IR.

The chemical structure of the target compound was confirmed by IR , 1H-NMR, MS and elemental analysis.

Part III is a review about the research of ~1H-NMR technique applied in the metabonomics.

Results and Conclusion The chemical structure of the compound was confirmed by IR and 1H-NMR.

The structures of the intermediates and the target compound were confirmed by MS, 1H NMR and 13C NMR spectra in our experiments.

Results 32 new compounds were synthesized and their structure were confirmed by MS and 1H-NMR.

At the same time, we got a series of new substituted compounds and some of them were characterized by 1H- NMR spectra.

The middle products were characterized by IR and~1H NMR.

Results The structure of the target molecule was identified by 1H NMR, 13C NMR and element analysis.

The structure of the copolymer was characterized by FTIR and 1H-NMR.

Results: The structure of target compound was confirmed by 1H-NMR, IR and melting point. A total yield was 22%.

The structure of product was conformed by elementary analysis, IR and 1H NMR.

Polymer was characterized by FT-IR, 1H-NMR.

The structure of QADCS was characterized by FTIR, 1H NMR and EA. Meanwhile solubility and surface properties of QADCS were studied.

Result: Chemical structure of the product was con- firmed by~1H-NMR and MS. Total yield was 49. 1%.

Results: Total yield of ilomastat was 11. 9%. The structure was confirmed by 1H-NMR and MS.

The monomer and polymer are characterized by IR and 1H - NMR. The plot of viscosity vs time is made.