Sodium cyanoborohydride → 6-Chloro-5-ethylthioindoline
Reaction equation
[Cl:1][C:2]1[CH:10]=[C:9]2[C:5]([CH:6]=[CH:7][NH:8]2)=[CH:4][C:3]=1[S:11][CH2:12][CH3:13].C([BH3-])#N.[Na+]>>[Cl:1][C:2]1[CH:10]=[C:9]2[C:5]([CH2:6][CH2:7][NH:8]2)=[CH:4][C:3]=1[S:11][CH2:12][CH3:13]Participants
3
Procedure
6-Chloro-5-ethylthioindole (D63) (0.35 g, 1.67 mmol) was treated with sodium cyanoborohydride as in the method of Description 10 to give the title compound (0.18 g, 57%) as a yellow oil.
Sources & evidence
- ORD record
- ord-dd0ee8a0265847ea8360e87fcccd60e9
- Source dataset
- uspto-grants-1998_11
- Patent number
- US05834494
Reaction notes
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