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posted Jul 07 '14 at 23:17

i used to measured many spectra of indoles and their derivatives, even nitroindoles don't show such hicgh chemical shift of 13C. It's tipycalliy amide or ester chemical shift. In my experience, even heteroaromatic carbons cannot reach these values.

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posted Jul 08 '14 at 04:34

VVK
61

i I used to ~~measured~~ measure many spectra of indoles and their derivatives, even nitroindoles don't show such hicgh chemical shift of ~~13C. It's~~ 13C. The given value is tipycalliy amide or ester chemical shift. In my experience, even heteroaromatic carbons cannot reach these values.