2-Phenylamino-3-methyl-6-dibutylfluorene

Updated: 2026-07-22

Overview

2-Phenylamino-3-methyl-6-dibutylaminofluoran is a specialized organic compound known for its thermochromic and photochromic properties. It is widely used in industries requiring materials that change color in response to temperature or light. The compound is synthesized through complex organic reactions and is valued for its stability and performance. This compound is particularly significant in applications where reversible color changes are desired, such as in smart packaging, security inks, and temperature-sensitive indicators. Its molecular structure allows it to undergo reversible transformations under specific conditions, making it a versatile material for advanced applications.

Physical and Chemical Properties

2-Phenylamino-3-methyl-6-dibutylaminofluoran typically appears as a pale yellow to light brown powder. It is soluble in common organic solvents like ethanol and acetone, which facilitates its incorporation into various formulations. The compound's molecular weight is approximately 413.56 g/mol, and it exhibits strong thermochromic and photochromic behaviors. The exact melting and boiling points are not widely documented, but the compound is known to decompose at high temperatures. Its solubility profile and stability under controlled conditions make it suitable for use in inks and coatings. The compound's ability to reversibly change color is attributed to its molecular structure, which can undergo conformational changes in response to external stimuli.

Main Applications

The primary use of 2-Phenylamino-3-methyl-6-dibutylaminofluoran is in the production of thermochromic and photochromic materials. Thermochromic inks, which change color with temperature variations, are widely used in packaging, labels, and security printing. These inks are particularly popular in food packaging to indicate temperature changes. Photochromic applications include eyewear lenses that darken in sunlight and lighten indoors. The compound's reversible color-changing properties make it ideal for these uses. Additionally, it is employed in specialty coatings for industrial and consumer products, where dynamic color changes are desired for functional or aesthetic purposes.

Safety and Storage

Handling 2-Phenylamino-3-methyl-6-dibutylaminofluoran requires standard safety precautions for chemical substances. Workers should avoid inhalation and skin contact by using appropriate personal protective equipment (PPE), such as gloves and masks. The compound should be stored in a cool, dry place away from direct sunlight and moisture to maintain its stability. In case of accidental exposure, immediate measures such as rinsing with water and seeking medical advice are recommended. Proper ventilation is essential when working with the compound in powder form to prevent airborne dispersion. Safety data sheets (SDS) provided by suppliers should be consulted for detailed handling and emergency procedures.

B2B Procurement Guide

When procuring 2-Phenylamino-3-methyl-6-dibutylaminofluoran, B2B buyers should prioritize suppliers with a proven track record in chemical manufacturing. Key considerations include the purity of the compound, which can significantly impact performance in end applications. Buyers should request detailed technical specifications and certificates of analysis (CoA) to ensure quality. Price ranges vary depending on purity and supplier, with approximate costs between $50 and $100 per gram. Bulk purchases may offer cost advantages, but buyers should also consider storage requirements to maintain product integrity. Establishing long-term relationships with reliable suppliers can ensure consistent quality and availability of this specialized chemical.