Disperse Red 221 - Names and Identifiers
Disperse Red 221 - Upstream Downstream Industry
Disperse Red 221 - Introduction
Disperse Red 221 is a dye with the chemical name 1-methyl -4-[2-[(E)-(4-methyl-2-nitrophenyl)) ethylene]-1-pyridyl] pyrazole.
Nature:
-Appearance: Disperse Red 221 is a dark Red crystalline powder.
-Solubility: Disperse Red 221 has low solubility in water and good solubility in organic solvents.
Use:
- Disperse Red 221 is mainly used as textile dyes, can dye a variety of synthetic fibers, such as polyester fiber, nylon, acetate fiber, etc.
-This dye can also be used in ink, plastic dyeing and other fields.
Method:
- Disperse Red 221 can be prepared by the reaction of p-nitroaniline and ethylene-N-methylpyridine.
Safety Information:
- Disperse Red 221 may be toxic to humans and may cause discomfort or irritation when inhaled, ingested or in contact with skin.
-Avoid fire and high temperature during operation and storage.
-use should wear protective glasses and gloves, avoid inhalation or contact with the skin.
-In case of inadvertent contact or misuse, seek medical attention and provide product-related information.
Last Update：2024-04-09 02:00:50