Diethyl Sulfate → HCID 54386540, compound
Reaction equation
[C:1]([NH:5][CH:6]([CH3:8])[CH3:7])([CH3:4])([CH3:3])[CH3:2].S(OCC)(O[CH2:13][CH3:14])(=O)=O.[OH-].[K+]>>[C:1]([N:5]([CH:6]([CH3:8])[CH3:7])[CH2:13][CH3:14])([CH3:4])([CH3:3])[CH3:2]Participants
4
Procedure
A mixture of tert-butylisopropylamine (11.5 g, 0.1 mol) and diethyl sulfate (15.42 g, 0.1 mol) was refluxed for 2 h. Aqueous 8 M potassium hydroxide (20 ml, 0.16 mol) was added and the organic layer was separated. The aqueous layer was extracted with n-pentane (20 ml). The organic solutions were combined, dried over magnesium sulfate, and the product was isolated by distillation: 7.16 g, (50%), bp 140-142° C.; 1H NMR (CDCl3) δ0.99 (m, J=6.2 Hz, 9H, CH3), 1.10 (s, 9H, CH3), 2.55 (q, J=6.2 Hz, 2H, CH2, 3.35 (septet, J=6.2, 1H, CH).
Workup
- temperaturewas refluxed for 2 h
- customthe organic layer was separated
- extractionThe aqueous layer was extracted with n-pentane (20 ml)
- dry with materialdried over magnesium sulfate
- customthe product was isolated by distillation
Sources & evidence
- ORD record
- ord-82c4a6c43c574762b3226d2dad9a00f4
- Source dataset
- uspto-grants-2001_06
- Patent number
- US06248885B1
Reaction notes
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