Description

4′-Cyanobiphenyl-4-yl trans-4-propylcyclohexanecarboxylate (CAS No. 71297-14-8) is a high-purity liquid crystalline compound with the molecular formula C₂₃H₂₅NO₂. This advanced material is synthesized for applications in liquid crystal displays (LCDs) and electro-optical research due to its well-defined mesogenic properties. Its IUPAC name, [4-(4-cyanophenyl)phenyl] 4-propylcyclohexane-1-carboxylate, reflects its precise chemical structure, featuring a cyanobiphenyl core and a trans-4-propylcyclohexane carboxylate ester group. The compound exhibits excellent thermal stability, low viscosity, and high birefringence, making it ideal for tuning the performance of nematic and smectic liquid crystal mixtures. Suitable for academic and industrial research, it is provided in rigorously tested batches with ≥98% purity (HPLC).

Properties

• CAS Number: 71297-14-8
• Complexity: 484
• IUPAC Name: [4-(4-cyanophenyl)phenyl] 4-propylcyclohexanecarboxylate
• InChI: InChI=1S/C23H25NO2/c1-2-3-17-4-10-21(11-5-17)23(25)26-22-14-12-20(13-15-22)19-8-6-18(16-24)7-9-19/h6-9,12-15,17,21H,2-5,10-11H2,1H3
• InChI Key: YVEDSNAPDAXLDD-UHFFFAOYSA-N
• Exact Mass: 347.188529040
• Molecular Formula: C23H25NO2
• Molecular Weight: 347.4
• SMILES: CCCC1CCC(CC1)C(=O)OC2=CC=C(C=C2)C3=CC=C(C=C3)C#N
• Topological: 50.1
• Monoisotopic Mass: 347.188529040
• Synonyms: 67284-57-5, 4′-Cyanobiphenyl-4-yl trans-4-propylcyclohexanecarboxylate, [4-(4-cyanophenyl)phenyl] 4-propylcyclohexane-1-carboxylate, 4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate, trans-4′-cyano-[1,1′-biphenyl]-4-yl 4-propylcyclohexanecarboxylate, 4′-cyano-[1,1′-biphenyl]-4-yl 4-propylcyclohexane-1-carboxylate, 71297-14-8, SCHEMBL12736709, DTXSID30567459, YVEDSNAPDAXLDD-UHFFFAOYSA-N, 4′-Cyano[1,1′-biphenyl]-4-yl 4-propylcyclohexane-1-carboxylate, Cyclohexanecarboxylicacid,4-propyl-,4′-cyano[1,1′-biphenyl]-4-yl ester,trans-

Application

This compound is primarily used in the formulation of liquid crystal mixtures for display technologies, including TN, STN, and TFT-LCDs. Its high birefringence and low melting point make it valuable for optimizing electro-optical response times. Researchers also employ it in the development of advanced photonic devices and switchable optical materials. Additionally, it serves as a reference standard in chromatographic analysis of liquid crystal components.

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