Indole → HCID 9904878, compound
Reaction equation
[NH:1]1[C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[CH:3]=[CH:2]1.[H-].[Na+].Cl.[C:13]([C:15]1[CH:28]=[CH:27][C:18]([CH2:19][N:20]2[C:24]([CH2:25]Cl)=[CH:23][N:22]=[CH:21]2)=[CH:17][CH:16]=1)#[N:14].O>CN(C=O)C.C(Cl)(Cl)Cl.CCOCC.CO>[C:13]([C:15]1[CH:16]=[CH:17][C:18]([CH2:19][N:20]2[C:24]([CH2:25][N:1]3[C:9]4[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=4)[CH:3]=[CH:2]3)=[CH:23][N:22]=[CH:21]2)=[CH:27][CH:28]=1)#[N:14]Participants
9
Reactant 4
Product 1
Reagents, catalysts & solvents 4
Procedure
Indole (117 mg, 1.0 mmol) dissolved in DMF (15 mL) was treated with NaH (48 mg, 2 mmol) and stirred for 30 minutes before the addition of the chloride from Step 1 (268 mg, 1 mmol). The mixture was stirred for 16 h, poured into water, extracted with EtOAc (3×), washed with aqueous NaHCO3 then brine, dried and evaporated to give an oil. Chromatography of this oil (silica gel; 2.5% MeOH in CHCl3) gave an oil which solidified when stirred in ether. Filtration afforded the title product as an off-white solid.
Workup
- extractionextracted with EtOAc (3×)
- washwashed with aqueous NaHCO3
- dry with materialbrine, dried
- customevaporated
- customto give an oil
- filtrationFiltration
Sources & evidence
- ORD record
- ord-3cdb31d3ee654a39b209bba7c23a0ad8
- Source dataset
- uspto-grants-1999_11
- Patent number
- US05977134
Reaction notes
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