171678. lajstromszámú szabadalom • Eljárás azetidin-ecetsav származékok előállítására

8. CH2

OPh i O 11 1 —N=C— -CH2

C

6

H

4

N0

2 II —OSC6H

4

CH

3 II O olaj 1795, 1700. 2,50s3H, 4,22 +4,71 ABq(14)2H, 4,81s2H, 5,19s 2H, 5,75s2H. 9. CH2

OPh 1 —N=C— -CH2

C

6

H4N0

2 O —OCOCH2/ hab 1785, 1732, 1600, 1172. 0,30—l,07m5H, 3,88—4,78m6H, 5,27s2H, 5,97d 2H, 6,77—7,53m7H, 8,17d2H. 10. CH2

OPh 1 —N=C— CH2

OPh i -CH2

C

6

H

4

N0

2 —N O Y sárga olaj 1775, 1690. 3,30m4H, 3,73m4H, 4,50 + 4,95ABq(14)2H, 4,87s 2H, 5,25s2H, 5,75 + 5,96ABq(4)2H, 6,66—8,23m 9H. 18. J —N=C— OH2CCI3 —N O — 1780, 1700, 1550. 3,05—3,95m8H, 4,67ABq2H, 4,78ABq2H, 4,95s 2H, 5,83—6,15m2H, 6,82—7,48m5H. 19. CHjPh 1 —N=C— O-H-jOOla —N O — 1780, 1700, 1615, 1600, 1550. 2,85—3,25m4H, 3,25—3,82m4H, 3,89s2H, 4,29— 5,02m4H, 5,72—5,92m2H, 7,25s5H. 20. O II H PhOCH2

CN— —CH

2OCHj —CH

2C

6

H4N0

2 —N O — 3425, 1770, 1693, 1600. 3,21 s3H, 3,39m4H, 3,37m4H, 4,4—4,7m6H, 5,2— 5,5m4H, 6,8—8,3mlOH. 21. O II H PhOCH2

CN— —CH

2OCH

3 —CH

2C

6

H

4

N0

2 —OH — 3425, 1775, 1694, 1600. 3,43s3H, 4,30s2H, 4,5—4,7m4H, 5,2—5,5m4H, 6,8—8,3ml0Hi 12,2sl/2H. CH2

OPh I 22. 1 —N=C— Klórozás —CH

2C

6

H4N0

2 —N O 1774, 1695, 1605. 3,34m4H, 3,69m4H, 4,59 + 4,87ABq(14)2H, 4,83s 2H, 5,23s2H, 5,77 + 6,00ABq(4)2H, 6,80—8,20m 9H.