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HRID 732833생성일: 2026년 10월 24일

Dimethylformamide → 5-Bromo-1,3-dimethyl-2-(methylsulfanyl)benzene

https://huagongshe.com/ko/reaction/732833

반응식

참여 물질

역할이름HCID투입량
반응물DimethylformamideHCID 6228—
반응물5-Bromo-2-fluoro-1,3-dimethylbenzeneHCID 2736298—
반응물Sodium methanethiolateHCID 4378561—
용매WaterHCID 962—
용매Diethyl EtherHCID 3283—
생성물5-Bromo-1,3-dimethyl-2-(methylsulfanyl)benzeneHCID 6851950114.2%

반응 조건

온도50 °C

반응 단계

Add 5-bromo-2-fluoro-1,3-dimethyl-benzene (3.5 g, 17.2 mmol) to dimethylformamide (DMF, 30 mL) at ambient temperature followed by sodium thiomethoxide (1.32 g, 17.9 mmol). Heat at 50° C. for 8 hours and dilute with water (10 mL) and diethyl ether (100 mL). Separate the layers, wash the organics with brine, and dry with magnesium sulfate before concentrating to a residue. Chromatograph the residue on a SiO2 column eluting with diethyl ether (20%) in hexane to give 566 mg (14%) of 5-bromo-1,3-dimethyl-2-methylsulfanyl-benzene.

출처 및 근거

DOI10.6084/m9.figshare.5104873.v1
특허 번호US07585977B2
출처 데이터셋uspto-grants-2009_09
ORD IDord-13edda37ddd44583938f634527cac803
출처 메모uspto-grants-2009_09