MEMOIRE THEME - Bibliothèque Centrale Université de Ouargla
MEMOIRE THEME - Bibliothèque Centrale Université de Ouargla
MEMOIRE THEME - Bibliothèque Centrale Université de Ouargla
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RMN 13 C<br />
C 1 : 23.18.<br />
C 2 : 54.52.<br />
C 3 : 61.68.<br />
C 4 : 71.65<br />
C 5 : 43.19.<br />
C 7 : 31.29.<br />
C 8 : 27.56.<br />
C 6,9 - C 14 : 112.51, 115.70,121.16,<br />
C 15 : 80.75.<br />
C 16 :157.06.<br />
121.15, 123.72, 127.94,<br />
128.79.<br />
C 17 ,C 18 : 139.21, 132.17.<br />
C 19 : 172.01.<br />
C 20 : 200.92.<br />
10<br />
11<br />
9<br />
12<br />
16<br />
4<br />
O<br />
7<br />
8<br />
13 14 2<br />
19<br />
(5E)-3-allyl-6-[2-(prop-2-ynyloxy)phenyl]hex-5-ene-2,4-dione<br />
Rf = 0.57 (éluant : E / Ep : 1 / 1 ).<br />
Rdt =47%<br />
17<br />
O<br />
6<br />
CH<br />
2<br />
18<br />
1<br />
O<br />
20<br />
15<br />
CH<br />
3 3<br />
MM : C18H18O3 = 282.33.<br />
IR cm -1 (KBr ):νC=O : 1711.27, ν C C : 2112.95,ν C H : 2863.66,νC-O :1297.86,νC=C :1668.61<br />
CH<br />
5