(3-Methoxypropyl)triphenyl-phosphonium iodide → 6-Bromo-3-methoxy-2-(4-methoxybut-1-enyl)pyridine
Reaction equation
[Br:1][C:2]1[N:7]=[C:6]([CH:8]=O)[C:5]([O:10][CH3:11])=[CH:4][CH:3]=1.[I-].[CH3:13][O:14][CH2:15][CH2:16][CH2:17][P+](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>>[Br:1][C:2]1[N:7]=[C:6]([CH:8]=[CH:17][CH2:16][CH2:15][O:14][CH3:13])[C:5]([O:10][CH3:11])=[CH:4][CH:3]=1Participants
3
Procedure
1.5 mmol of 6-bromo-3-methoxypyridine-2-carbaldehyde and (3-methoxypropyl)triphenyl-phosphonium iodide [133622-76-1] are reacted in analogy to building block 24a. The title compound is identified by means of the Rf.
Sources & evidence
- ORD record
- ord-40b01454f09e402b907fe7a6a7d2e3f2
- Source dataset
- uspto-grants-2011_12
- Patent number
- US08071651B2
Reaction notes
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