반응 #1470457

ord-3f779bc097f5499da2ebb089678870c5

반응 방정식

O=C(O)CCCCC[P+](c1ccccc1)(c1ccccc1)c1ccccc1.[Br-]
(5-carboxypentyl)triphenylphosphonium bromide
CC(=O)CCCCCCCO
9-hydroxy2-nonanone
CC(=CCCCCC(=O)O)CCCCCCCO
14-hydroxy-7-methyltetradec-6-enoic acid
수율 111.2%

반응 조건

상세 조건
See reaction.notes.procedure_details.

실험 절차

45.7 g (0.1 mol) of (5-carboxypentyl)triphenylphosphonium bromide were placed in 200 ml of tetrahydrofuran and 25 g (0.22 ol) of potassium t-butylate in 100 l of tetrahydrofuran were added dropwise at 0° C. Then, 15.8 g (0.1 mol) of 9-hydroxy2-nonanone were added. After stirring for 30 minutes and usual work up, 28.5 g of crude 14-hydroxy-7-methyltetradec-6-enoic acid were obtained.

출처

DOI: 10.6084/m9.figshare.5104873.v1특허: US06255276B1uspto-grants-2001_07