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2.4.5. Compound 5: Yellowish Amorphous Powder

MO Maria Orfanoudaki
AH Anja Hartmann
MA Mostafa Alilou
NM Naida Mehic
MK Marcel Kwiatkowski
KJ Karin Jöhrer
HN Hieu Nguyen Ngoc
AH Andreas Hensel
RG Richard Greil
MG Markus Ganzera
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Rf 0.78 (EtOAc:MeOH = 8:2); αD21 −21.8 (c 0.1, CHCl3); UV (MeOH) λmax (log ε) 235 (3.8) nm; IR (KBr) νmax 3338, 2979, 2933, 2252, 1691, 1445, 1404, 1373, 1342, 1237, 1185, 1093, 1066, 764, and 706 cm−1; 1H and 13C NMR see Table 3; HR-ESI-MS m/z 256.1166 [M+H]+ calcd for C12H18NO5, 256.1185, 533.2119 [2M+H]+ calcd. for C24H34N2O10Na, 533.2111.

1H NMR Data (δ in ppm, J in Hz) of compound 5 (600 MHz).

Measured in chloroform-d.

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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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