Hexylparaben → Ethyl 4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro-2-naphthoyloxy)benzoate
Reaction equation
[CH3:1][C:2]1([CH3:32])[CH2:11][CH2:10][C:9]([CH3:13])([CH3:12])[C:8]2[CH:7]=[C:6]([C:14]([O:16][C:17]3[CH:31]=[CH:30][C:20]([C:21]([O:23][CH2:24][CH2:25]CCCC)=[O:22])=[CH:19][CH:18]=3)=[O:15])[CH:5]=[CH:4][C:3]1=2.OC1C=CC(C(OCCCCCC)=O)=CC=1>>[CH3:32][C:2]1([CH3:1])[CH2:11][CH2:10][C:9]([CH3:12])([CH3:13])[C:8]2[CH:7]=[C:6]([C:14]([O:16][C:17]3[CH:18]=[CH:19][C:20]([C:21]([O:23][CH2:24][CH3:25])=[O:22])=[CH:30][CH:31]=3)=[O:15])[CH:5]=[CH:4][C:3]1=2Participants
3
Procedure
n-Hexyl 4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro-2-naphthoyloxy)benzoate-Using n-hexyl 4-hydroxybenzoate, the title compound was synthesized as a colorless oil. PMR (CDCl3): δ 0.92 (3H, m), 1.33 (6H, s), 1.35 (6H, s), 1.42 (6H, m), 1.74 (4H, s), 1.77 (2H, m), 4.34 (2H, t, J~6.7 Hz), 7.30 (2H, d, J~8.8 Hz), 7.46 (1H, d, J~8.3 Hz)), 7.95 (1H, dd, J~8.3 Hz, 1.9 Hz), 8.14 (2H, d, J~8.8 Hz), 8.17 (1H, d, J~1.9 Hz).
Sources & evidence
- ORD record
- ord-2d738896fd5b481f8a73896ff6f91a18
- Source dataset
- uspto-grants-1993_07
- Patent number
- US05231113
Reaction notes
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