Description

5-Hexyl-2,2′-bithiophene (CAS No. 173448-31-2) is a high-purity organic compound with the molecular formula C₁₄H₁₈S₂, widely used in advanced materials research and organic electronics. This bithiophene derivative features a hexyl substituent, enhancing its solubility and processability while maintaining excellent electronic properties. Its IUPAC name, 2-hexyl-5-thiophen-2-ylthiophene, reflects its precise molecular structure. Ideal for researchers developing conductive polymers, organic semiconductors, and photovoltaic materials, this compound is rigorously tested for consistency and performance. Available in various quantities, it is packaged under inert conditions to ensure stability and longevity.

Properties

• CAS Number: 173448-31-2
• Complexity: 193
• IUPAC Name: 2-hexyl-5-(2-thienyl)thiophene
• InChI: InChI=1S/C14H18S2/c1-2-3-4-5-7-12-9-10-14(16-12)13-8-6-11-15-13/h6,8-11H,2-5,7H2,1H3
• InChI Key: NUONHINJVGHSCL-UHFFFAOYSA-N
• Exact Mass: 250.08499292
• Molecular Formula: C14H18S2
• Molecular Weight: 250.4
• SMILES: CCCCCCC1=CC=C(S1)C2=CC=CS2
• Topological: 56.5
• Monoisotopic Mass: 250.08499292
• Synonyms: 5-Hexyl-2,2′-bithiophene, 173448-31-2, DTXSID50571997, DTXCID70522769, 626-354-1, 2,2′-Bithiophene, 5-hexyl-, 2-hexyl-5-thiophen-2-ylthiophene, 5-HEXYL-2 2/’-BITHIOPHENE 97, 5-HEXYL-2 2-BITHIOPHENE97, 5-hexyl-2,2-Bithiophene, C14H18S2, 5′-hexylbithiophene, 5-hexyl-2,2′-bithienyl, 5-Hexyl-2,2 inverted exclamation marka-bithiophene, SCHEMBL1285970, SCHEMBL1333578, NUONHINJVGHSCL-UHFFFAOYSA-N, 5-Hexyl-2,2′-bithiophene, 97%, ZB0801, AKOS015911757, CS-W004490, BS-52898, DA-09305

Application

5-Hexyl-2,2′-bithiophene is a key building block in the synthesis of conjugated polymers for organic field-effect transistors (OFETs) and organic photovoltaics (OPVs). Its extended π-conjugation system and alkyl side chain improve charge transport and film-forming properties. Researchers also utilize it in the development of electrochromic devices and sensors due to its tunable electronic characteristics. This compound is particularly valuable in designing donor-acceptor copolymers for high-efficiency solar cells.

Safety and Hazards

GHS Hazard Statements

• H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
• H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H413 (100%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P264, P264+P265, P270, P273, P280, P301+P316, P305+P354+P338, P317, P321, P330, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (100%)
• Eye Dam. 1 (100%)
• Aquatic Chronic 4 (100%)

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