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République Algérienne Démocratique et Populaire - Université ...

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4-hydroxy-11-hydroperoxy-9-bisabolen-<br />

1-one. 23<br />

11, 13-dehydrodesac<strong>et</strong>ylmatricarin.<br />

24<br />

3-oxa-achillicin 25<br />

8α-tigloyloxy-11(βH),13-dihydro-10-epitanaparthin-αperoxide.<br />

26<br />

8α-isobutyryloxy-11(βH),13-dihydro-10-<br />

epi-tanaparthin-α-peroxide. 27<br />

8α-angeloxyartabsin. 28<br />

28<br />

O 14<br />

10<br />

R H<br />

9<br />

2 1 8<br />

3 5<br />

H 3 CO<br />

7 4 6<br />

HO<br />

15<br />

1ā= R=α -OH<br />

1b= R=β- OH<br />

O<br />

11<br />

12<br />

13<br />

O<br />

15<br />

O<br />

3<br />

2<br />

1<br />

4 5<br />

6 7<br />

8<br />

9<br />

O<br />

14<br />

H 3 CO<br />

O<br />

OH<br />

O<br />

O<br />

13<br />

O<br />

O<br />

O<br />

(2) (3)<br />

HO<br />

Cl<br />

O<br />

O<br />

HO<br />

O<br />

O<br />

Cl<br />

HO<br />

O<br />

O<br />

O<br />

(4) (5)<br />

28

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