Benzo[b]thiophene-3-carboxylic acid, 7-benzoyl-2,3-dihydro-

Base Information

• Chemical Name: Benzo[b]thiophene-3-carboxylic acid, 7-benzoyl-2,3-dihydro-
• CAS No.: 93669-93-3
• Molecular Formula: C16H12O3S
• Molecular Weight: 284.335

Synonyms:

Chemical Property of Benzo[b]thiophene-3-carboxylic acid, 7-benzoyl-2,3-dihydro-

Chemical Property:

Purity/Quality:

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Technology Process of Benzo[b]thiophene-3-carboxylic acid, 7-benzoyl-2,3-dihydro-

There total 5 articles about Benzo[b]thiophene-3-carboxylic acid, 7-benzoyl-2,3-dihydro- which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

ethyl 7-benzoyl-2,3-dihydrobenzothiophene-3-carboxylate (93669-92-2) → 7-benzoyl-2,3-dihydrobenzothiophene-3-carboxylic acid (93669-93-3)

Guidance literature:

With sodium carbonate; In ethanol; for 1.5h; Yield given; Ambient temperature;

DOI:10.1021/jm00156a004

Reference yield:

methyl benzothiophene-3-carboxylate (22913-25-3) → 7-benzoyl-2,3-dihydrobenzothiophene-3-carboxylic acid (93669-93-3)

Guidance literature:

Multi-step reaction with 5 steps

1: 15.7 g / NaOEt / 1 h / Ambient temperature

2: Br₂ / acetic acid / 2.5 h / Ambient temperature

3: AlCl₃ / CS₂ / 72 h / Ambient temperature

4: H₂, KOAc / 10percent Pd/C / ethyl acetate / 3.5 h / 760 Torr / Ambient temperature

5: Na₂CO₃ / ethanol / 1.5 h / Ambient temperature

With aluminium trichloride; hydrogen; bromine; sodium ethanolate; potassium acetate; sodium carbonate; palladium on activated charcoal; In carbon disulfide; ethanol; acetic acid; ethyl acetate;

DOI:10.1021/jm00156a004

Reference yield:

ethyl 2,3-dihydrobenzothiophenecarboxylate (19156-48-0) → 7-benzoyl-2,3-dihydrobenzothiophene-3-carboxylic acid (93669-93-3)

Guidance literature:

Multi-step reaction with 4 steps

1: Br₂ / acetic acid / 2.5 h / Ambient temperature

2: AlCl₃ / CS₂ / 72 h / Ambient temperature

3: H₂, KOAc / 10percent Pd/C / ethyl acetate / 3.5 h / 760 Torr / Ambient temperature

4: Na₂CO₃ / ethanol / 1.5 h / Ambient temperature

With aluminium trichloride; hydrogen; bromine; potassium acetate; sodium carbonate; palladium on activated charcoal; In carbon disulfide; ethanol; acetic acid; ethyl acetate;

DOI:10.1021/jm00156a004

upstream raw materials:

ethyl 7-benzoyl-2,3-dihydrobenzothiophene-3-carboxylate

methyl benzothiophene-3-carboxylate

ethyl 2,3-dihydrobenzothiophenecarboxylate

ethyl 5-bromo-2,3-dihydrobenzothiophene-3-carboxylate

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