2-Methyl-5-propylthiophene

Base Information

• Chemical Name: 2-Methyl-5-propylthiophene
• CAS No.: 33933-73-2
• Molecular Formula: C8H12S
• Molecular Weight: 0
• Hs Code.: 2934999090
• DSSTox Substance ID: DTXSID30955519
• Nikkaji Number: J110.545K
• Wikidata: Q82935160
• Mol file: 33933-73-2.mol

Synonyms:2-METHYL-5-PROPYLTHIOPHENE;Thiophene, 2-methyl-5-propyl-;33933-73-2;SCHEMBL147077;DTXSID30955519;ZWLVQEKJYWHJRM-UHFFFAOYSA-N

Chemical Property of 2-Methyl-5-propylthiophene

Chemical Property:

• Vapor Pressure: 1.3mmHg at 25°C
• Melting Point: -56.9°C (estimate)
• Refractive Index: 1.5154 (estimate)
• Boiling Point: 179.1°C at 760 mmHg
• Flash Point: 42.1°C
• PSA: 28.24000
• Density: 0.97g/cm³
• LogP: 3.00900
• XLogP3: 3.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 2
• Exact Mass: 140.06597156
• Heavy Atom Count: 9
• Complexity: 80.6

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCC1=CC=C(S1)C

Technology Process of 2-Methyl-5-propylthiophene

There total 4 articles about 2-Methyl-5-propylthiophene 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: 49.0%

2-methyl-5-propylfuran (1456-16-2) → 2-methyl-5-propyl-thiophene (33933-73-2)

Guidance literature:

With hydrogenchloride; hydrogen sulfide; at 35 ℃;

DOI:10.1007/BF00471795

Reference yield:

2-methyl-5-propylfuran (1456-16-2) → 2-methyl-5-propyl-thiophene (33933-73-2) + octane-2,5-dione (3214-41-3)

Guidance literature:

With hydrogenchloride; hydrogen sulfide; In ethanol; at 35 ℃; Product distribution; Mechanism; other reaction times;

DOI:10.1007/BF00470688

Reference yield:

octane-2,5-dione (3214-41-3) → 2-methyl-5-propyl-thiophene (33933-73-2)

Guidance literature:

With hydrogenchloride; hydrogen sulfide; In ethanol; at 35 ℃;

DOI:10.1007/BF00470688

upstream raw materials:

5-n-propylthiophene-2-carbaldehyde

2-methyl-5-propylfuran

octane-2,5-dione