Tagged questions

31P-31P COSY

1 0 331
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I like to run a 31P-31P COSY experiment to determine whether there is coupling between 1R-31P-CH2-31P-X in my molecule. ...
Updated: Jim Lin 1 Apr 09 at 07:54

Choice of relaxation delay time (d1) in 2D experiments.

1 0 235
answers votes views
Hi, Most people tend to use a lower d1 for 2D than for 1D. Help me understand why. Furthermore, supposing you know you...
Updated: gravatar 73 Mar 09 at 02:21

Predicting aquisition time needed depending on sample concentration

2 0 4k
answers votes views
Hi , is there a way of predicting aquisition time needed depending on sample concentration in order to get a decent spe...
Posted: gravatar 73 / Updated: clemistry 1 May 19 at 14:36

19F 2D experiments

3 0 455
answers votes views
Hi, I would like to run some 19F NOESY, and 19F-1H correlation experiments on a totally fluorinated sample (no H) with a...
Posted: AnneBaudouin 1 / Updated: RuudA 11 Nov 02 '14 at 07:44

Best way to make a 2D figure

2 0 1k
answers votes views
Hi all, I need to make a figure containing a 2D NMR spectrum for a paper. Has anyone figured out a good way to do this...
Posted: wilsonmv 1 / Updated: John Hollerton 96 Dec 09 '13 at 09:44

Varian VNMRJ 2.2D standard experiments

3 1 2k
answers votes views
Hey folks, I was wondering if anyone else has had any issues with the experiments/pulse sequences that came standard in ...
Posted: CaymanDave 11 / Updated: Bharathwaj 112 Nov 09 '12 at 08:16

Software for 2D Peak Deconvolution/Fitting

2 1 1k
answers votes views
Hello all, I have 1H-15N HSQC spectra that contain pairs of partially overlapped crosspeaks for which I need to extract...
Posted: ChemMJW 99 / Updated: delaglio 1361 Sep 14 '12 at 09:34

How important is calibrating a 90degree pulse for 2D?

2 1 1k
answers votes views
So it is pretty much always recommended to calibrate the 90 for 1H for any 2D experiment... Cosy, Noesy, HSQC, etc... ...
Posted: Javaslinger 53 / Updated: Nikolay Boev 41 Jun 29 '12 at 09:04

2D Peak-Picking in Matlab?

1 1 2k
answers votes views
I've got some (phased) 2D spectra and I'd like to create an automated workflow to get a listing of the peak positions, i...
Posted: WaffleWaffle 11 / Updated: Amin os 43 Apr 13 '12 at 05:00

NOESY+WET 2D artifacts

0 0 1k
answers votes views
When i run 2d noesy with wet suppression (Hypercomplex with phase=1,2, nt=32, so phasecycle errors should be excluded)),...
Posted: Nikolay Boev 41 Sep 07 '11 at 06:07
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