Dimethyl Sulfoxide → (3,7-Dichloroquinolin-8-yl)methyl nonanoate
반응식
[CH2:1]([C:10]([OH:12])=[O:11])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8]C.C[O-].[Na+].CS(C)=O.[Cl:20][C:21]1[CH:22]=[N:23][C:24]2[C:29]([CH:30]=1)=[CH:28][CH:27]=[C:26]([Cl:31])[C:25]=2[CH2:32]Cl>O>[Cl:20][C:21]1[CH:22]=[N:23][C:24]2[C:29]([CH:30]=1)=[CH:28][CH:27]=[C:26]([Cl:31])[C:25]=2[CH2:32][O:12][C:10]([CH2:1][CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH3:8])=[O:11]참가 물질
6
반응 조건
- 온도
- 100 °C
실험 절차
16 parts by weight of nonanecarboxylic acid, 20 parts by weight of 30% strength sodium methylate solution and 440 parts by weight of dimethylsulfoxide are stirred for 1 hour at 100° C. Thereafter, 24.5 parts by weight of 3,7-dichloro-8-chloromethylquinoline are introduced and the reaction mixture is stirred for a further 2 hours at 100° C. The reaction solution is then cooled, water is added and the precipitated solid is filtered off under suction and recrystallized from toluene. 32.5 parts by weight (89% of theory) of 3,7-dichloro-8-octylcarbonyloxymethylquinoline of melting point 92° C. are obtained.
후처리
- temperatureThe reaction solution is then cooled
- filtrationthe precipitated solid is filtered off under suction
- customrecrystallized from toluene
출처 및 근거
- ORD 기록
- ord-ef45b2c9841048f981eca4095ac307f5
- 출처 데이터셋
- uspto-grants-1985_06
- 특허 번호
- US04522646
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