1-(4-Bromothiophen-3-yl)ethanone synthesis

3synthesis methods

3141-26-2 Synthesis

78191-00-1 Synthesis

Yield:35717-24-9 87%

Reaction Conditions:

Stage #1: 3,4-dibromothiophenewith sec.-butyllithium
Stage #2: N-Methoxy-N-methylacetamide in diethyl ether;

References:

US2020/87516,2020,A1 Location in patent:Paragraph 0086; 0088

78191-00-1 Synthesis

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