Reaktion #694190

ord-0255d73938ec43eaa570e050709fea12

Reaktionsgleichung

c1ccc(C(c2ccccc2)[C@H]2C[C@@H]3O[C@@H]3CO2)cc1
(1R, 4R, 6S)-4-benzhydryl-3,7-dioxa-bicyclo[4.1.0]-heptane
c1ccc(C(c2ccccc2)[C@H]2C[C@@H]3O[C@@H]3CO2)cc1
28c
c1ccc(C(c2ccccc2)[C@H]2C[C@@H]3O[C@@H]3CO2)cc1
(1R, 4R, 6S)-4-benzhydryl-3,7-dioxa-bicyclo[4.1.0]-heptane
NCc1ccc(F)cc1
para-fluoro-benzylamine
→
O[C@H]1C[C@H](C(c2ccccc2)c2ccccc2)OC[C@@H]1NCc1ccc(F)cc1
(2R, 4S, 5S)-2-benzhydryl-5-(4-fluoro-benzylamino)-tetrahydropyran-4-ol

Edukte

c1ccc(C(c2ccccc2)[C@H]2C[C@@H]3O[C@@H]3CO2)cc1
(1R, 4R, 6S)-4-benzhydryl-3,7-dioxa-bicyclo[4.1.0]-heptane
c1ccc(C(c2ccccc2)[C@H]2C[C@@H]3O[C@@H]3CO2)cc1
28c
c1ccc(C(c2ccccc2)[C@H]2C[C@@H]3O[C@@H]3CO2)cc1
(1R, 4R, 6S)-4-benzhydryl-3,7-dioxa-bicyclo[4.1.0]-heptane
NCc1ccc(F)cc1
para-fluoro-benzylamine

Reagenzien

Keine

Lösungsmittel

CCO
ethanol

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

(1R, 4R, 6S)-4-benzhydryl-3,7-dioxa-bicyclo[4.1.0]-heptane, 28c, (0.02 g, 0.075 mmol) was reacted with para-fluoro-benzylamine (0.19 g, 1.50 mmol) in ethanol (Procedure E) to yield (2R, 4S, 5S)-2-benzhydryl-5-(4-fluoro-benzylamino)-tetrahydropyran-4-ol, (+)-29b, 0.028 g (94%, [α]D-(+)77.6, c=1, MeOH).

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US07915433B2uspto-grants-2011_03