Tetrahydrofuran → 6-Trimethlsilanylethynyl-2,2,4,4-tetramethyl chroman-8-carbaldehyde

HRID 949046Notes

Reaction equation

[Br:1][c:2]1[cH:3][c:4]2[c:9]([c:10]([CH:12]=[O:13])[cH:11]1)[O:8][C:7]([CH3:14])([CH3:15])[CH2:6][C:5]2([CH3:16])[CH3:17].[CH2:18]([N:19]([CH2:20][CH3:21])[CH2:22][CH3:23])[CH3:24].[CH3:30][Si:31]([CH3:32])([CH3:33])[C:34]#[CH:35].[CH3:36][CH2:37][CH2:38][CH2:39][CH2:40][CH3:41].[CH3:85][CH2:86][O:87][C:88](=[O:89])[CH3:90].[Cu:42][I:43].[O:25]1[CH2:26][CH2:27][CH2:28][CH2:29]1.[Pd:44]([Cl:45])[Cl:46].[c:47]1([P:48]([c:49]2[cH:50][cH:51][cH:52][cH:53][cH:54]2)[c:55]2[cH:56][cH:57][cH:58][cH:59][cH:60]2)[cH:61][cH:62][cH:63][cH:64][cH:65]1.[c:66]1([P:67]([c:68]2[cH:69][cH:70][cH:71][cH:72][cH:73]2)[c:74]2[cH:75][cH:76][cH:77][cH:78][cH:79]2)[cH:80][cH:81][cH:82][cH:83][cH:84]1>>[c:2]1([C:35]#[C:34][Si:31]([CH3:30])([CH3:32])[CH3:33])[cH:3][c:4]2[c:9]([c:10]([CH:12]=[O:13])[cH:11]1)[O:8][C:7]([CH3:14])([CH3:15])[CH2:6][C:5]2([CH3:16])[CH3:17]