4-Decyloxybenzaldehyde

Updated: 2026-07-16

Overview

4-Decyloxybenzaldehyde is an organic compound with the molecular formula C17H26O2, characterized by an aldehyde group attached to a benzene ring with a decyloxy substituent. It is widely used as an intermediate in organic synthesis, particularly in the production of liquid crystals and specialty chemicals. The compound's unique structure, featuring a long alkoxy chain, contributes to its utility in various industrial applications. Due to its role in liquid crystal synthesis, 4-decyloxybenzaldehyde is valued in the electronics and display industries. Its chemical properties make it a versatile building block for more complex molecules, often employed in research and manufacturing processes.

Physical and Chemical Properties

4-Decyloxybenzaldehyde appears as a white to off-white crystalline powder with a melting point of approximately 45-50°C. It is soluble in common organic solvents such as ethanol and acetone but exhibits negligible solubility in water. The presence of the aldehyde group makes it reactive in various chemical transformations, including condensation and oxidation reactions. The long decyloxy chain imparts hydrophobic properties to the molecule, influencing its solubility and interaction with other compounds. These characteristics are critical for its applications in liquid crystal formulations, where molecular alignment and stability are essential.

Main Applications

The primary use of 4-decyloxybenzaldehyde is as an intermediate in the synthesis of liquid crystals, which are essential components of LCD displays and other electronic devices. Its molecular structure allows for the creation of stable and responsive liquid crystal phases, making it indispensable in the electronics industry. Additionally, this compound is employed in the production of specialty chemicals, including dyes, pharmaceuticals, and agrochemicals. Its reactivity and versatility make it a valuable building block in organic synthesis, enabling the development of complex molecules with specific functionalities.

Safety and Storage

4-Decyloxybenzaldehyde should be handled with care to avoid inhalation, ingestion, or skin contact. Proper personal protective equipment, such as gloves and goggles, is recommended when working with this chemical. It should be stored in a cool, dry place away from light and moisture to maintain its stability and prevent degradation. In case of accidental exposure, immediate measures such as rinsing with water or seeking medical attention may be necessary. Proper labeling and storage in compliance with chemical safety regulations are essential to ensure safe handling and transportation.

B2B Procurement Guide

When procuring 4-decyloxybenzaldehyde, buyers should prioritize purity, supplier reliability, and compliance with industry standards. It is advisable to request certificates of analysis (CoA) to verify the chemical's purity and quality. Bulk purchases may offer cost advantages, but storage and handling requirements should be considered. Suppliers with a proven track record in the specialty chemicals market are preferred. Buyers should also ensure that the compound meets regulatory requirements for their intended applications, particularly in industries like electronics or pharmaceuticals where stringent standards apply.