Hi there. I am super confused and thought that this molecule was a cinnamyl ester as shown here.
This does not seem to match up with the mass spectroscopy, but it does seem to match with NMR. Can someone please teach me what I am missing? I've included all data below.
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Hi there. I am super confused and thought that this molecule was a cinnamyl ester as...
A variety of spectra for an organic compound with molecular formula C10H16O are presented below. The experimental accurate mass using (+) APCI source is 153.1280 u. The 1H, 13C, COSY, HSQC and HMBC NMR spectra are given in the following slides. Propose a structure for this unknown and answer or address the following questions or requirements: a. Using the most abundant isotopes of C, H and O, what are the errors in ppm and milli-Daltons for the experimental accurate mass?...
label the spectrum OTBS Meo Yome Me H NMR spectrum (CDC13, 400 MHz) 8.5 8.0 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 f1 (ppm) 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 -0.5 18C NMR spectrum (CDCI, 100 MHz) 210 200 190 180 170 160 150 140 130 120 110 100 fi (ppm) 90 80 70 60 50 40 30 20 10 -10
A variety of spectra for an organic compound with molecular formula C10H16O are presented below. The experimental accurate mass using (+) APCI source is 153.1280 u. The 1H, 13C, COSY, HSQC and HMBC NMR spectra are given in the following slides. Propose a structure for this unknown and answer or address the following questions or requirements: d. If there are still any questionable assignments, propose additional NMR experiments which would solve those questions and briefly explain specifically what correlations you...
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