348 MtDICAMENTS ANTtnlOT/Ql/ES
o.s
200 250 300 400 nm
Figure 3 : Chlorhydrate de doxycycline. Spectre U.V. (Ethanol 96 ).
120 11.0 100 90 80 7.0 PPM & 0 50 40 30 2.0 1 0
Figure 4: Chlorhydrate de doxycycline. Spectre de RMN de 'H (200 MHz. sol-
vant DMS0-d°)