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NMR integral of Hydrophobically modified polyelectrolyte

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Hi there, I have a polyelectrolyte polyethylenimine (PEI) grafted with DSPE-PEG (lipid-polyethylene glycol). I have some...
Posted: leosiu 1 Apr 24 '12 at 13:13

two lines in acetone-d6

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We try to setup a used Bruker Avance 200 system. After frequency search we started to setup lock and shim file. Using D2...
Posted: Thomas Tr 11 / Updated: Evgeny Fadeev 5571 Nov 19 '10 at 12:23

Why are my acetic acid-d4 solvent peaks off from the expected ppm value?

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Hello there. After running an 1H-NMR experiment I observed the acetic acid-d4 solvent peaks at 11.54 and 21.16 ppm (off...
Posted: BONA 11 / Updated: Evgeny Fadeev 5571 Apr 12 '10 at 15:08
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