Methyl 6-methyl-1-benzothiophene-3-carboxylate

Base Information

• Chemical Name: Methyl 6-methyl-1-benzothiophene-3-carboxylate
• CAS No.: 82787-85-7
• Molecular Formula: C₁₁H₁₀O₂S
• Molecular Weight: 206.265
• DSSTox Substance ID: DTXSID801247623
• Mol file: 82787-85-7.mol

Synonyms:METHYL 6-METHYL-1-BENZOTHIOPHENE-3-CARBOXYLATE;82787-85-7;Methyl 6-methylbenzo[b]thiophene-3-carboxylate;SCHEMBL10952907;DTXSID801247623;MFCD12198080;AKOS005173430;LS-03706;CS-0322386;Methyl6-methylbenzo[b]thiophene-3-carboxylate

Chemical Property of Methyl 6-methyl-1-benzothiophene-3-carboxylate

Chemical Property:

• Melting Point: 82-84 °C(Solv: ligroine (8032-32-4))
• Boiling Point: 322.3±22.0 °C(Predicted)
• Density: 1.233±0.06 g/cm3(Predicted)
• XLogP3: 3.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 2
• Exact Mass: 206.04015073
• Heavy Atom Count: 14
• Complexity: 229

Purity/Quality:

98%min ^*data from raw suppliers

Methyl 6-methyl-1-benzothiophene-3-carboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: CC1=CC2=C(C=C1)C(=CS2)C(=O)OC

Technology Process of Methyl 6-methyl-1-benzothiophene-3-carboxylate

There total 5 articles about Methyl 6-methyl-1-benzothiophene-3-carboxylate 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: 92.5%

methanol (67-56-1) + 6-methylbenzothiophene-3-carboxylic acid (82787-84-6) → 6-methylbenzothiophene-3-carboxylic acid methyl ester (82787-85-7)

Guidance literature:

With hydrogenchloride; for 3h; Heating;

DOI:10.1021/jm00159a012

Reference yield:

6-methylbenzo[b]thiophene (16587-47-6) → 6-methylbenzothiophene-3-carboxylic acid methyl ester (82787-85-7)

Guidance literature:

Multi-step reaction with 4 steps

1: 86 percent / Br₂ / CHCl₃ / 4 h / Ambient temperature

2: 1.) n-BuLi, 2.) H₂O / 1.) Et₂O, hexane, 0 deg C, 1 h

3: 1.) n-BuLi / 1.) Et₂O, hexane, -78 deg C, 30 min

4: 92.5 percent / HCl(gas) / 3 h / Heating

With hydrogenchloride; n-butyllithium; water; bromine; In chloroform;

DOI:10.1021/jm00159a012

Reference yield:

3-bromo-6-methylbenzothiophene (66490-18-4) → 6-methylbenzothiophene-3-carboxylic acid methyl ester (82787-85-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) n-BuLi / 1.) Et₂O, hexane, -78 deg C, 30 min

2: 92.5 percent / HCl(gas) / 3 h / Heating

With hydrogenchloride; n-butyllithium;

DOI:10.1021/jm00159a012

upstream raw materials:

methanol

6-methylbenzothiophene-3-carboxylic acid

6-methylbenzo[b]thiophene

3-bromo-6-methylbenzothiophene

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