Απόστολος Σπύρος
Γ-207, ισόγειο κτιρίου Χηµείας[email protected]. 2810 545085
http://www.chemistry.uoc.gr/aspyros
Φασµατοσκοπία NMR
CH4
1H NMR spectroscopy
CH3Cl
Homonuclear coupling
Nuclear spin coupling, the N+1 rule
Assign. Shift(ppm)
A 3.687
B 2.61
C 1.226
Homonuclear coupling
Assign. Shift(ppm)
A 1.22
B 2.63
C 7.0 to 7.45
Toluene
CH3ClCH3F
Heteronuclear coupling
1.1.1Proton NMR Spectrum of the Model Compound 1
Heterodecoupling31P
Homodecoupling1H
1.1.2 Field Dependence of the Spectrum of 1
1.1.3FID Manipulation: FT, EM, SINE BELL (CH 2 Signal of 1)
LB = -0.3
Sine bell function
LB = 0.8
LB = 1.9
Raw FID
LB = -0.3
Sine bell function
LB = 0.8
LB = 1.9
Raw FID
CDCl3
D2O
D2O/H2O
Water presaturation
Digital filter
1.1.4The Proton Spectrum of 1 in D 2O or H 2O/D2O Mixtures
1.1.5Integration: Relaxation, T 1, 90°-Pulse, Ernst Angle
1.1.6The NOE: Through-Space Interactions between Protons
NOE Difference Spectroscopy
1D NOESY
1D NOESY
1D TOCSY
Normal 1H NMR
1D TOCSY