Isopropylhydroxylamine → alpha-(3,4-Ethylenedioxyphenyl)-N-isopropylnitrone
Reaction equation
[CH2:1]1[CH2:12][O:11][C:10]2[CH:9]=[CH:8][C:5]([CH:6]=O)=[CH:4][C:3]=2[O:2]1.[CH:13]([NH:16][OH:17])([CH3:15])[CH3:14]>>[CH2:1]1[CH2:12][O:11][C:10]2[CH:9]=[CH:8][C:5]([CH:6]=[N+:16]([CH:13]([CH3:15])[CH3:14])[O-:17])=[CH:4][C:3]=2[O:2]1Participants
3
Procedure
The title compound was prepared according to the procedure described in Example 11 using 3,4-ethylenedioxybenzaldehyde and N-isopropylhydroxylamine. The crude produce was purified by column chromatography over silica gel using ethyl acetate as the eluant. The title compound was isolated in 53% yield as a solid. m.p. 108.8° C. (Rf=0.31 on a silica gel plate using EtOAc as the eluant).
Workup
- customThe title compound was prepared
- customThe crude produce
- customwas purified by column chromatography over silica gel
Sources & evidence
- ORD record
- ord-d6c056e4820c40d4a29fe5bbbd611da9
- Source dataset
- uspto-grants-2002_08
- Patent number
- US06433008B1
Reaction notes
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