7-Methoxymethoxy-3-(4-methoxymethoxyphenyl)-3-methylchroman-4-one → 4-{3-[4-(3-t-Butyldimethylsilyloxypropyl)phenoxy]-1-propynyl}-7-methoxymethyloxy-3-(4-methoxymethyloxyphenyl)-3-methylchroman-4-ol
Reaction equation
[CH3:1][O:2][CH2:3][O:4][C:5]1[CH:14]=[C:13]2[C:8]([C:9](=[O:26])[C:10]([C:16]3[CH:21]=[CH:20][C:19]([O:22][CH2:23][O:24][CH3:25])=[CH:18][CH:17]=3)([CH3:15])[CH2:11][O:12]2)=[CH:7][CH:6]=1.[Si:27]([O:34][CH2:35][CH2:36][CH2:37][C:38]1[CH:47]=[CH:46][C:41]([O:42][CH2:43][C:44]#[CH:45])=[CH:40][CH:39]=1)([C:30]([CH3:33])([CH3:32])[CH3:31])([CH3:29])[CH3:28].[Si](OCCCCCCCC#CC1C2C(=CC(OC)=CC=2)SCC1(C1C=CC(OC)=CC=1)C)(C(C)(C)C)(C)C>>[Si:27]([O:34][CH2:35][CH2:36][CH2:37][C:38]1[CH:39]=[CH:40][C:41]([O:42][CH2:43][C:44]#[C:45][C:9]2([OH:26])[C:8]3[C:13](=[CH:14][C:5]([O:4][CH2:3][O:2][CH3:1])=[CH:6][CH:7]=3)[O:12][CH2:11][C:10]2([C:16]2[CH:17]=[CH:18][C:19]([O:22][CH2:23][O:24][CH3:25])=[CH:20][CH:21]=2)[CH3:15])=[CH:46][CH:47]=1)([C:30]([CH3:33])([CH3:32])[CH3:31])([CH3:29])[CH3:28]Participants
4
Reactant 3
Product 1
Procedure
The title compound was prepared from 7-methoxymethyloxy-3-(4-methoxymethyloxyphenyl)-3-methylchroman-4-one and 3-[4-(3-t-butyldimethylsilyloxypropyl)phenoxy]-1-propyn according to the same method for the synthesis of 4-[9-(t-butyldimethylsilyloxy)1-nonynyl]-7-methoxy-3-(4-methoxyphenyl)-3-methylthiochroman.
Sources & evidence
- ORD record
- ord-4fa541ffae70467b9e3a401e83db8b40
- Source dataset
- uspto-grants-2006_07
- Patent number
- US07074819B2
Reaction notes
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