benzothiophene-6-carbaldehyde
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benzothiophene-6-carbaldehyde
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CAS No:
6386-80-7
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Formula:
C9H6OS
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Chemical Name:
benzothiophene-6-carbaldehyde
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Synonyms:
Benzo[b]thiophene-6-carbaldehyde;Benzo[b]thiophene-6-carboxaldehyde;1-benzothiophene-6-carbaldehyde;Benzo(b)thiophene-6-carboxaldehyde;benzothiophene-6-carbaldehyde;6-formylbenzo(b)thiophene;SCHEMBL1894396;CTK2F6376;benzo[b]thiophene-6-carboaldehyde;DTXSID60213295
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CAS No:
benzothiophene-6-carbaldehyde Use and Manufacturing
In a 25 mL three-necked flask, magnesium (257 mg, 10.6 mmol) was suspended in THF, (1.7 mL) and heated to reflux. A solution of 6-bromobenzo[b]thiophene (1.5 g, 7.04 mmol) in THF (8.3 mL) was added dropwise. The reaction mixture was stuffed at reflux for 2 h, thencooled to 0°C. N, N-Dimethylformamide (1.03 g, 1.09 ml, 14.1 mmol) was added dropwise and the reaction allowed to warm up to room temperature. The resulting green suspension was stirred overnight then concentrated. The residue was purified by chromatography over silica gel. One fraction was isolated and dried in vacuo, affording 821 mg (72percent) of benzo[b]thiophene-6- carbaldehyde as a yellow oil.