2D 103Rh frequency wrong

1 0 4k
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I have run a 1H-103Rh HMQC on [Rh(acac)(cod)] and found the chemical shift of the 103Rh to be -7023 ppm. The frequency ...
Updated: Linette Bennie 1 Aug 13 '13 at 05:29

Help solving a spectrum!

2 0 3k
answers votes views
Can someone please help me solve an nmr problem? I've tried a lot but can't get it. Please post ur email and i'll send y...
Posted: Lyra 1 / Updated: vaclavrimal 11 Aug 08 '13 at 04:44

The echo trajectory for spin 3/2

0 1 1k
answers votes views
For spin ½ The echo trajectory M(t ) fits well to the function : M (t) =M0 * EXP (-t/T) * COS (pi * j * t) (t: sp...
Updated: ghNMR 11 Jul 26 '13 at 08:36

S/N increases then decreases in 2D HMBC-type experiment

2 0 3k
answers votes views
Hello All Does anyone have any ideas on why the S/N would increase and then degrade during an HMBC-style experiment? I...
Posted: Craig 41 / Updated: Scott Robson 156 Aug 02 '13 at 08:42

Reset F1 axis (Bruker)

1 0 3k
answers votes views
Hi all, I have a 2D Bruker dataset that took a while to acquire, so I'd rather not simply repeat it. However, it seems...
Updated: wilsonmv 1 Aug 11 '13 at 22:12

spinner .... stuck

1 0 13003
answers votes views
Dear Colleagues: I've varian nmr 300, and i've a problem with the spinner that doesn't eject, it stucked like it is froz...
Posted: Eyad omari 1 / Updated: Jerry Hirschinger 199 Jul 22 '13 at 08:35

Processing varian 2D data done with a 3D pulse sequence

2 0 3k
answers votes views
Hello all, I am working with a varian spectrometer and did a 2D experiment with a 3D pulse sequence and I need help with...
Updated: PBjang 1 Jul 17 '13 at 01:39

NMR Vs X ray crystal data not matching each other

2 0 3k
answers votes views
I had a very weird situation where my compound shows double bond between carbons in NMR but shows it as single bond in x...
Posted: shanku 1 / Updated: John Hollerton 96 Dec 09 '13 at 09:57

Strange peak distortions but that of water

2 0 4k
answers votes views
Hy everyone, I'm having a strange problem when reading the NMR spectrum of a small aromatic molecule in deuterium oxide:...
Updated: Ruggero 3 Jul 15 '13 at 03:22

How to interprete TALOS predictions

0 1 1k
answers votes views
Dear all, Although my first question, remained unanswered, I still stay optimistic hoping this one will find its way t...
Posted: Yar 13 Jul 02 '13 at 08:49
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