Iodoethane → Ethyl 7-(3-benzyloxypropoxy)-2-ethylchromane-2-carboxylate
Reaction equation
[CH2:1]([O:8][CH2:9][CH2:10][CH2:11][O:12][C:13]1[CH:22]=[C:21]2[C:16]([CH2:17][CH2:18][CH:19]([C:23]([O:25][CH2:26][CH3:27])=[O:24])[O:20]2)=[CH:15][CH:14]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.I[CH2:29][CH3:30]>>[CH2:1]([O:8][CH2:9][CH2:10][CH2:11][O:12][C:13]1[CH:22]=[C:21]2[C:16]([CH2:17][CH2:18][C:19]([CH2:29][CH3:30])([C:23]([O:25][CH2:26][CH3:27])=[O:24])[O:20]2)=[CH:15][CH:14]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1Participants
3
Procedure
The title compound was prepared from ethyl 7-(3-benzyloxypropoxy)-chromane-2-carboxylate following the procedure described in Example 2, Step A employing iodoethane instead of iodopropane.
Sources & evidence
- ORD record
- ord-c5f645fab2fa49d3b51bb404bac3d944
- Source dataset
- uspto-grants-2003_11
- Patent number
- US06645997B2
Reaction notes
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