About paragnetic impurities, inorganic salts, bad workups, etc. and their impact on small-molecule NMR spectra

2 1 10742
answers votes views
I sometimes face the challenge of explaining to my organic chemists that, even if no impurity signals are visible in the...
Posted: Sylvain Demanze 71 / Updated: djh 1 Aug 11 '11 at 03:19

RDCs di-Methyl lysine

0 1 1k
answers votes views
We are interested in studying di-methyl lysine, given that in most cases the two methyl groups are equivalent and each h...
Posted: Thomas Garner 81 Mar 30 '11 at 13:00

bruker to varian translations

1 1 1k
answers votes views
Does anyone know a good source for bruker to varian translations in terms of commands and general terms? ...
Updated: Thomas Garner 81 Mar 29 '11 at 07:06

Correlations across glycosidic bonds

2 1 3k
answers votes views
I am studying carbohydrates and was wanting to know if it was possible to record correlations through the ether linkage ...
Posted: Thomas Garner 81 / Updated: SankarampadiAravamudhan 91 Apr 11 '11 at 01:04

How to study polymer degradation by gamma and X-Ray radiation?

0 1 2k
answers votes views
Hi, I was asked to study polyethylene degradated by gamma and Xrays. I planed to measure relaxations rates, but which on...
Posted: Anne Baudouin 36 / Updated: Evgeny Fadeev 5571 Mar 16 '11 at 08:10

two triplets and no quartet?

3 1 3k
answers votes views
Hello all, I have spent approximately 4 hours trying to analyze an H NMR consisting of two doublets of doublets (pe...
Posted: Kelsey O'Dell 11 / Updated: sekhar Talluri 601 Mar 20 '11 at 11:29

optimising o1 in solid state nmr

1 0 2k
answers votes views
I'm a little bit confused about setting o1, in the case of a solid sample First o1 is the offset of the transmitter fre...
Updated: silvernmr 11 Mar 09 '11 at 06:17

transfer of data sets/pulse sequences from Xwinnmr/DRX to Avance III/topspin

1 1 1k
answers votes views
How do I transfer data sets ( with pulse sequences for measurements of various cross- -relaxtion rates) collected unde...
Posted: liliya 21 / Updated: Wendy Gong 1 Mar 09 '11 at 03:31

NutsPro software to extract a plot from a stacked plot file

1 1 3k
answers votes views
Hello, I was using VnmrJ to collect an array of 6 NMR spectra. I used VnmrJ to save all 6 spectra in 1 fid file by usin...
Updated: NMRUser61581 13 Mar 07 '11 at 09:56

setting up solid echo on bruker

4 1 5k
answers votes views
Hello, I need to set up aquisition parameters for an echo solid sequence on bruker. In order to analyse deuteraed sample...
Updated: silvernmr 11 Mar 06 '11 at 12:39
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