| CAS NO.374930-06-0 Benzoic acid, 4-[[6-[(1-oxo-2-propenyl)oxy]hexyl]oxy]-, (1S)-1-phenyl-1,2-ethanediyl ester | |
| Product Name | Benzoic acid, 4-[[6-[(1-oxo-2-propenyl)oxy]hexyl]oxy]-, (1S)-1-phenyl-1,2-ethanediyl ester |
| Synonyms | VL6BS
4-[[6-[(1-oxo-2-propenyl)oxy]hexyl]oxy]-, (1S)-1-phenyl-1,2-ethanediyl ester |
| CAS NO. | 374930-06-0 |
| Appearance | White to off-white powder |
| Purity | 95% min |
| MF | C40H46O10 |
| MW | 686.79 |
| Storage | Preserve in a well-closed container and keep in cool, dry place, avoid light. |
| Application | polymer-stabilized liquid crystals (PSLCs),
Liquid crystal polymers (LCPs), Retardation films, optical compensation films, cholesteric liquid crystal devices, and advanced optical films for AR/VR and photonic applications. |
| Contact | Contact person: Ellen Zhao
Email: ellen.zhao@dakenam.com |
Frequently Asked Questions：
- What are the key structural features of CAS No. 374930-06-0?
CAS No. 374930-06-0 is a typical chiral acrylate-based Reactive Mesogen (RM) designed for polymerizable liquid crystal applications. Its key structural features include:
- Rigid biphenyl-like mesogenic core that provides excellent liquid crystal alignment and high optical anisotropy.
- Para-linked ether linkage that enhances molecular linearity and promotes the formation of a stable liquid crystalline phase.
- Flexible hexamethylene spacer that improves molecular flexibility, lowers the melting point, and effectively separates the mesogenic core from the polymerizable group, resulting in better alignment performance.
- Terminal acrylate functional group that enables rapid UV-induced free-radical polymerization, allowing the liquid crystal orientation to be permanently fixed after curing.
- A single (S)-configured chiral center that introduces molecular chirality, making the material suitable for controlling the helical pitch and optical properties of cholesteric liquid crystals.
- Does CAS No. 374930-06-0 hasliquid crystal properties?
The molecular structure of CAS No. 374930-06-0 is specifically designed to meet the fundamental requirements of liquid crystal materials. Its excellent liquid crystal behavior is attributed to the following structural features:
- A rigid aromatic mesogenic core provides high molecular anisotropy, enabling the molecules to align in an ordered manner and form a stable liquid crystalline phase.
- A flexible hexamethylene spacer introduces appropriate molecular flexibility, optimizes liquid crystal phase behavior, lowers the melting point, and broadens the liquid crystal temperature range.
- A linear molecular architecture promotes efficient molecular packing, resulting in improved liquid crystal alignment and enhanced optical uniformity.
- An (S)-configured chiral center imparts chirality to the molecule, making it suitable for forming cholesteric liquid crystal phases and tuning the helical structure and optical properties in appropriate formulations.
- A terminal acrylate group allows the aligned liquid crystal structure to be permanently fixed by UV-induced polymerization, ensuring long-term optical stability.
These structural features enable the material to combine excellent liquid crystal alignment with efficient UV-curing capability, making it an ideal candidate for high-performance optical films and polymerizable liquid crystal applications.
Application Case：
Application Case 1: Cholesteric Liquid Crystal Optical Films
Application:
Reflective optical films, circular polarizers, security labels, and photonic crystal materials.
Description:
Because the molecule contains a chiral center ((S)-configuration), it can be incorporated into cholesteric liquid crystal formulations to help generate a helical molecular arrangement. After UV polymerization, the helical structure is permanently fixed, producing films with selective reflection of circularly polarized light.
Benefits:
- Selective wavelength reflection
- Structural color without pigments
- Suitable for advanced optical films, AR/VR optics, and anti-counterfeiting applications
Application Case 2: Optical Compensation Films for LCD Displays
Application:
Optical compensation (retardation) films used in LCD panels.
Description:
This reactive mesogen can be aligned in a liquid crystalline state and subsequently polymerized by UV irradiation to permanently fix the molecular orientation. The resulting birefringent film compensates for light leakage and improves the viewing angle, contrast ratio, and image quality of LCD displays.
Benefits:
- High optical anisotropy
- Stable molecular alignment after UV curing
- Excellent thermal and dimensional stability
Application Case 3: Polymer-Stabilized Liquid Crystal (PSLC) Devices
Application:
Polymer-stabilized liquid crystal displays and smart optical devices.
Description:
A small amount of this reactive mesogen is mixed with conventional liquid crystal materials. After the liquid crystals are aligned, UV curing forms a fine polymer network that stabilizes the liquid crystal orientation while maintaining electro-optical switching performance.
Benefits:
- Faster electro-optical response
- Improved mechanical and thermal stability
- Enhanced long-term reliability
The information presented on this page is based on publicly available sources and our current technical understanding of the compound. It is provided for informational purposes only and does not constitute a guarantee or warranty regarding product performance, specifications, or suitability for any particular application. We make reasonable efforts to ensure the accuracy of the information; however, we do not warrant that it is complete, accurate, or up to date. If you identify any inaccuracies or have additional technical information to share, please contact us. We appreciate your feedback and will review the content for possible updates.
