Description

3-(2-Butyloctyl)thiophene-2-carbaldehyde (CAS No. 1908409-37-9) is a high-purity organic compound with the molecular formula C₁₇H₂₈OS. This specialized aldehyde-functionalized thiophene derivative is designed for advanced research applications, particularly in the fields of organic electronics and materials science. The unique 2-butyloctyl side chain enhances solubility while maintaining desirable electronic properties, making this compound particularly valuable for conjugated polymer synthesis and organic semiconductor development. Our product is rigorously characterized by HPLC, GC-MS, and ¹H/¹³C NMR to ensure exceptional quality and batch-to-batch consistency. Supplied as a neat liquid or solution (upon request) in amber glass vials under inert atmosphere to ensure stability.

Key Features:

• Purity: ≥95% (typically ≥97% by GC analysis)
• Molecular Weight: 280.47 g/mol
• Boiling Point: ~380°C (estimated)
• Storage: -20°C under nitrogen
• Packaging: Available in 1g, 5g, and 25g quantities

Properties

• CAS Number: 1908409-37-9
• Complexity: 229
• IUPAC Name: 3-(2-butyloctyl)thiophene-2-carbaldehyde
• InChI: InChI=1S/C17H28OS/c1-3-5-7-8-10-15(9-6-4-2)13-16-11-12-19-17(16)14-18/h11-12,14-15H,3-10,13H2,1-2H3
• InChI Key: VZFDMOZUXKTRKT-UHFFFAOYSA-N
• Exact Mass: 280.18608669
• Molecular Formula: C17H28OS
• Molecular Weight: 280.5
• SMILES: CCCCCCC(CCCC)CC1=C(SC=C1)C=O
• Topological: 45.3
• Monoisotopic Mass: 280.18608669
• Synonyms: 3-(2-Butyloctyl)thiophene-2-carbaldehyde, 1908409-37-9, SCHEMBL28431769

Application

This thiophene derivative serves as a key building block for synthesizing conjugated polymers with tunable optoelectronic properties. Researchers utilize it in developing organic field-effect transistors (OFETs) and photovoltaic materials due to its excellent charge transport characteristics. The aldehyde functionality enables further chemical modifications through condensation reactions, making it valuable for creating donor-acceptor type polymers. Its extended alkyl chain promotes solution processability without significantly compromising conjugation length.

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