1-Pentene, 5-bromo- → 1,3-Diethyl-7-(pent-4-enyl)-xanthine
Reaction equation
[CH2:1]([N:3]1[C:12](=[O:13])[C:11]2[NH:10][CH:9]=[N:8][C:7]=2[N:6]([CH2:14][CH3:15])[C:4]1=[O:5])[CH3:2].Br[CH2:17][CH2:18][CH2:19][CH:20]=[CH2:21]>>[CH2:1]([N:3]1[C:12](=[O:13])[C:11]2[N:10]([CH2:21][CH2:20][CH2:19][CH:18]=[CH2:17])[CH:9]=[N:8][C:7]=2[N:6]([CH2:14][CH3:15])[C:4]1=[O:5])[CH3:2]Participants
3
Procedure
is prepared analogously to Example 12 from 1,3-diethyl-xanthine and 5-bromopent-1-ene; the yield relative to the starting material used is 84%.
Sources & evidence
- ORD record
- ord-31295b75c02c474da2a861b4d96bbd4f
- Source dataset
- uspto-grants-1980_06
- Patent number
- US04207321
Reaction notes
Loading…