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Compuesto 3D (luteoina 7- O - glucosa): RMN- 1 H (MeOH-d 4 ) 3.17-3.41<br />
(m, H glucosa), 3.49 (d, H 5´´), 3.91 (d, H 1´´), 5.07 (d,H 6 ), 6.49 (s, H 3 ), 6.9 (d, H 5´),<br />
7.33 (d, H 2´), 7.39 (dd, H 6´). UV= =255, 265 (H); t R = 31.8 min (CLAR-C18). Los<br />
datos concuerdas con los publicados previamente por Parejo et al., 2004.<br />
Mentol: EM-IE m/z 156 [M] + ; 41(91), 43(69.7), 71(100), 81(54.5), 95(60.6),<br />
96(21.2), 123(15.2), 138(12.1), 139(3). t R = 16.9 min (CG-EM).<br />
Pulegona: EM-IE m/z (%): 152 [M] + ; 41(62.5), 53(28.1), 67(96.9), 81(100),<br />
82(39.4), 95(21.2), 109(45.5), 137(21.2), 152(47.5), 153(9.4). t R = 16.9 min (CG-<br />
EM).<br />
48
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