1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE

Base Information

• Chemical Name: 1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE
• CAS No.: 52099-47-5
• Molecular Formula: C₁₃H₁₁NS
• Molecular Weight: 213.303
• Mol file: 52099-47-5.mol

Synonyms:1,3-DIMETHYL[1]BENZOTHIENO[2,3-C]PYRIDINE;1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE

Chemical Property of 1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE

Chemical Property:

• Vapor Pressure: 3.03E-05mmHg at 25°C
• Boiling Point: 366.7°C at 760 mmHg
• Flash Point: 169.3°C
• PSA: 41.13000
• Density: 1.233g/cm³
• LogP: 4.06630

Purity/Quality:

99% ^*data from raw suppliers

1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE

There total 2 articles about 1,3-DIMETHYL-BENZO[4,5]THIENO[2,3-C]PYRIDINE 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: 94.0%

1,3-Dimethylbenzo-thieno<2,3-c>pyrylium Perchlorate → 1,3-dimethylbenzothieno<2,3-c>pyridine (52099-47-5)

Guidance literature:

With ammonia; In ethanol; 1) NH₃, 20 deg C, 20 min 2) Reflux, 10 min;

DOI:10.1007/BF00503530

Reference yield:

3-benzothienylacetone (1131-08-4) → 1,3-dimethylbenzothieno<2,3-c>pyridine (52099-47-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 88 percent / 70percent HClO₄

2: 94 percent / NH₃(g) / ethanol / 1) NH₃, 20 deg C, 20 min 2) Reflux, 10 min

With perchloric acid; ammonia; In ethanol;

DOI:10.1007/BF00503530

Reference yield:

1,3-dimethylbenzothieno<2,3-c>pyridine (52099-47-5) + benzoyl chloride (98-88-4) → (1,3-Dimethyl-benzo[4,5]thieno[2,3-c]pyridin-8-yl)-phenyl-methanone + (1,3-Dimethyl-benzo[4,5]thieno[2,3-c]pyridin-6-yl)-phenyl-methanone

Guidance literature:

With aluminium trichloride; at 100 - 110 ℃; for 3h;

DOI:10.1007/BF01169846

upstream raw materials:

3-benzothienylacetone

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