5-BROMOBENZO[B]THIOPHENE-2-CARBALDEHYDE

Base Information

• Chemical Name: 5-BROMOBENZO[B]THIOPHENE-2-CARBALDEHYDE
• CAS No.: 7312-18-7
• Molecular Formula: C₉H₅BrOS
• Molecular Weight: 241.108
• Hs Code.: 2934999090
• Mol file: 7312-18-7.mol

Synonyms:5-BROMOBENZO[B]THIOPHENE-2-CARBALDEHYDE;5-BroMo-1-benzothiophene-2-carboxaldehyde;5-BroMobenzo[b]thiophene-2-carboxaldehyde

Chemical Property of 5-BROMOBENZO[B]THIOPHENE-2-CARBALDEHYDE

Chemical Property:

• PSA: 45.31000
• LogP: 3.47630
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

5-Bromobenzo[b]thiophene-2-carbaldehyde ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 5-Bromobenzo[b]thiophene-2-carbaldehyde is used in the synthesis of biscationic, trypanocidal 1-benzofuran compounds.

Technology Process of 5-BROMOBENZO[B]THIOPHENE-2-CARBALDEHYDE

There total 8 articles about 5-BROMOBENZO[B]THIOPHENE-2-CARBALDEHYDE 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: 79.0%

5-bromobenzo[b]thiophene (4923-87-9) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 5-bromobenzo[b]thiophene-2-carboxaldehyde (7312-18-7)

Guidance literature:

5-bromobenzo[b]thiophene; N,N-dimethyl-formamide; With tris(trimethylsilyl)amine; cesium fluoride; at 20 ℃; for 19h; Inert atmosphere; Sealed tube;

With hydrogenchloride; In water; at 20 ℃; for 1.5h;

DOI:10.1021/acs.oprd.8b00247

Reference yield: 42.0%

5-bromo-2-methylbenzothiophene (7312-07-4) → 5-bromobenzo[b]thiophene-2-carboxaldehyde (7312-18-7)

Guidance literature:

With cerium(IV) sulphate; acetic acid; In water; for 3h; Reflux;

Reference yield:

5-bromobenzo[b]thiophene (4923-87-9) + formaldehyd (50-00-0,30525-89-4,61233-19-0) → 5-bromobenzo[b]thiophene-2-carboxaldehyde (7312-18-7)

Guidance literature:

With sulfuric acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In acetonitrile; for 5h; Reflux;

upstream raw materials:

(5-bromobenzo[b]thiophen-2-yl)methanol

para-bromobenzenethiol

5-bromo-2-methylbenzothiophene

5-bromo-2-fluorobenzaldehyde

Downstream raw materials:

5-bromobenzo[b]thiophene-2-carbonitrile

C₁₀H₆BrF₃OS

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