Description

4-Pentyl-4′-biphenylcarboxylic Acid (CAS No. 59662-47-4) is a high-purity biphenyl derivative with the molecular formula C₁₈H₂₀O₂ and IUPAC name 4-(4-pentylphenyl)benzoic acid. This compound is a valuable intermediate in organic synthesis and material science, particularly in the development of liquid crystals and advanced polymers. Its rigid biphenyl core and functional carboxylic acid group make it an ideal building block for designing mesogenic materials with tailored properties. The pentyl side chain enhances solubility in organic solvents while maintaining thermal stability. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a white to off-white crystalline powder. Suitable for research applications requiring precise molecular architecture, this compound is packaged under inert conditions to guarantee stability and longevity.

Properties

• CAS Number: 59662-47-4
• Complexity: 284
• IUPAC Name: 4-(4-pentylphenyl)benzoic acid
• InChI: InChI=1S/C18H20O2/c1-2-3-4-5-14-6-8-15(9-7-14)16-10-12-17(13-11-16)18(19)20/h6-13H,2-5H2,1H3,(H,19,20)
• InChI Key: VRGQQLFRUKMDSW-UHFFFAOYSA-N
• Exact Mass: 268.146329876
• Molecular Formula: C18H20O2
• Molecular Weight: 268.3
• SMILES: CCCCCC1=CC=C(C=C1)C2=CC=C(C=C2)C(=O)O
• Topological: 37.3
• Monoisotopic Mass: 268.146329876
• Synonyms: 4-Pentyl-4′-biphenylcarboxylic acid, 4′-pentyl[1,1′-biphenyl]-4-carboxylic acid, 4′-Pentyl(1,1′-biphenyl)-4-carboxylic acid, 679-502-2, 59662-47-4, 4-(4-pentylphenyl)benzoic acid, 4-(4-n-pentylphenyl)benzoic acid, 4′-Pentyl-[1,1′-biphenyl]-4-carboxylic acid, CHEMBL197292, MFCD00222813, 4′-Pentyl-biphenyl-4-carboxylic acid, SCHEMBL1367039, DTXSID20366236, 4-(4-n-pentylphenyl)-benzoic acid, BDBM50475527, SBB059169, 4′-n-pentyl-4-biphenylcarboxylic acid, AKOS000618764, 4-n-pentyl-biphenyl-4′-carboxylic acid, NCGC00341457-01, AS-60878, ST002073, CS-0152314, EU-0000039, 4′-Pentyl-[1,1′-biphenyl]-4-carboxylicacid, C75783, AB01332248-02

Application

4-Pentyl-4′-biphenylcarboxylic Acid is primarily used as a precursor in the synthesis of liquid crystalline materials for display technologies. Its molecular structure contributes to the mesophase stability of ferroelectric and nematic liquid crystals. Researchers also employ this compound in the development of organic semiconductors and photoconductive polymers. The carboxylic acid functionality allows for further derivatization through esterification or amidation reactions.

Safety and Hazards

GHS Hazard Statements

• H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (50%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (50%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H400 (50%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
• H410 (50%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P261, P264, P264+P265, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (50%)
• Eye Irrit. 2 (50%)
• STOT SE 3 (50%)
• Aquatic Acute 1 (50%)
• Aquatic Chronic 1 (50%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.