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CAS NO.67284-57-5 4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate |
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Product Name |
4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate |
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Synonyms |
4-Cyanophenyl-4′-trans-n-propylcyclohexylcarboxylate;4”-CYANOBIPHENYL-4-YLTRANS-4-PROPYLCYCLOHEXANECARBOXYLATE;trans-4-cyano-[1,1-biphenyl]-4-yl4-propylcyclohexaChemicalbooknecarboxylate;3CCE;trans-4-Propylcyclohexanecarboxylicacid4′-cyano[1,1′-biphenyl]-4-ylester;4′-Cyano-4-biphenylyltrans-4-n-propylcyclohexanecarboxylate,99%;1-[4-(4-cyanophenyl)phenyl]-4-propyl-cyclohexanecarboxylate |
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CAS NO. |
67284-57-5 |
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Appearance |
White solid |
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Purity |
95% min |
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MF |
C23H25NO2 |
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MW |
347.45 |
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Storage |
Preserve in a well-closed container and keep in cool, dry place, avoid light. |
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Package |
In fluoride bottle/ Fluoride drums/iron drums/plastic drums/IBC Tank ,etc. |
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Shipment method |
By Sea, Air, Courier door to door, etc. |
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Loading Port |
China any port, Beijing, Shanghai, Hong Kong etc. |
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Application |
1.Liquid Crystal Core Monomer：It is a high-purity positive dielectric ester liquid crystal monomer with trans cyclohexane & cyanobiphenyl rigid structure. It can effectively raise the clearing point and adjust dielectric anisotropy of mixed liquid crystal formulations, reduce viscosity and improve the electro-optic response speed of TN & STN liquid crystal display mixtures. 2.Low Temperature Stabilizer for Mixed LC：Used as a key blending component for industrial instrument LCD mixtures. It broadens the liquid crystal phase temperature range, effectively prevents crystallization under low-temperature environment, and keeps stable display performance for automotive panels and industrial control small-size screens. 3.Mesogen Intermediate for Optical Film Materials:Important synthetic raw material of ester-based reactive mesogens (RM). The rigid cyanobiphenyl ester mesogenic structure delivers excellent molecular orientation, widely adopted to develop anisotropic optical retardation materials and UV curable liquid crystal polymer films. |
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Contact |
Contact person: James Zhang Email: james.zhang@dakenchem.com |
Frequently Asked Questions：
Q1: What are the basic chemical specifications of 4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate CAS 67284-57-5?
A1: CAS 67284-57-5 is a high-performance trans-structure ester liquid crystal monomer with the molecular formula C₂₃H₂₅NO₂ and molecular weight 347.45. It features a stable trans cyclohexyl and cyanobiphenyl composite molecular structure, presenting a colorless and transparent liquid crystal state at room temperature. This product has a stable nematic phase range and belongs to high-value calamitic liquid crystal intermediates widely used in optoelectronic display formulations.
Q2: What is the solubility and material compatibility of CAS 67284-57-5?
A2: 4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate CAS 67284-57-5 is soluble in conventional organic solvents such as toluene, ethyl acetate, dichloromethane and xylene, and insoluble in water. It possesses excellent miscibility with cyclohexane-based, biphenyl-based and cyano-type liquid crystal monomers, maintaining uniform mixing state without phase separation in high-temperature blending processes, which is ideal for compound liquid crystal formula configuration.
Q3: What industries and terminal products is CAS 67284-57-5 applied to?
A3: CAS 67284-57-5 liquid crystal monomer is mainly used in TN and STN liquid crystal display industries. It is widely applied in automotive instrument displays, industrial control LCD screens, office desktop monitors, portable medical device displays and optoelectronic sensing components. It serves as a core functional intermediate for preparing high-stability mixed liquid crystal materials and is exported to global optoelectronic material manufacturers.
Q4: What functional advantages does this cyanobiphenyl liquid crystal monomer bring to LCD formulations?
A4: 4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate CAS 67284-57-5 has excellent dielectric anisotropy and low viscosity characteristics. It can effectively optimize the response speed of display screens, reduce image lag and ghosting phenomena. Its unique biphenyl-cyclohexane composite structure stabilizes the liquid crystal phase state under variable temperature environments, improving the contrast and display consistency of terminal LCD products.
Q5: What are the core performance characteristics of CAS 67284-57-5 liquid crystal monomer?
A5: This trans-structure liquid crystal monomer boasts outstanding structural stability and electro-optical stability. It maintains stable molecular state during repeated high-temperature blending and long-term service, with no structural decomposition or performance attenuation. It has a wide nematic phase temperature range, adapting to complex working environments with large temperature differences. Meanwhile, it features low viscosity and good fluidity, which improves the production efficiency of liquid crystal mixing and injection molding processes.
Application Cases：
Case 1: High-Stability STN LCD Mixed Formula for Industrial Control Displays
CAS 67284-57-5 4-Cyanobiphenyl-4′-Trans-Propylcyclohexylcarboxylate is a core functional monomer for formulating super-twisted nematic (STN) liquid crystal mixtures dedicated to industrial control equipment. Featuring stable trans molecular structure and excellent electro-optical stability, this liquid crystal material effectively resists performance fluctuation caused by long-term operation and ambient temperature changes. It optimizes the response performance and display consistency of industrial LCD screens, widely used in industrial temperature controllers, programmable control panels and automation instrument display modules. We provide stable tonnage bulk supply for industrial liquid crystal compound manufacturers worldwide.
Case 2: Low-Temperature Resistant Liquid Crystal Materials for Outdoor Commercial Displays
Major universities, optoelectronic research institutes and new material R&D institutions purchase small-batch CAS 67284-57-5 liquid crystal monomers for the development and performance testing of new calamitic liquid crystal compounds. R&D personnel utilize its unique biphenyl-cyclohexane composite structure and adjustable dielectric properties to modify and optimize liquid crystal formulas, developing new materials for optical switches, light modulation devices and photoelectric sensing equipment. We support flexible trial order supply and provide complete technical documents to meet laboratory customized R&D needs.
