Description

(2-Hydroxyethyl)Dimethyl[3-[[(3-Oxo-3H-Naphtho[2,1-B]Pyran-2-Yl)Carbonyl]Amino]Propyl]Ammonium Chloride is a specialized quaternary ammonium salt derivative of a naphthopyranone dye, designed for high-performance applications. This compound matters for its unique combination of a cationic surfactant structure with a chromophoric unit, enabling advanced functionality in demanding technical processes. It is primarily needed by manufacturers in the textile, specialty polymer, and advanced materials sectors seeking to impart specific optical or surface-modifying properties.

Application

• Textile Dyeing and Finishing: As a cationic dye or dye-fixing agent for synthetic fibers like polyacrylonitrile, providing enhanced color fastness and brightness.
• Functional Polymer Additive: Incorporation into polymer matrices to introduce light-absorbing or chromophoric characteristics for optical films and filters.
• Surface Modification Agent: Used to create cationic, dye-functionalized surfaces on various substrates for research and specialty coating applications.
• Biomolecular Staining and Labeling: Potential use as a fluorescent or chromogenic probe in biological research and diagnostic assay development.
• Photographic and Imaging Chemicals: As a sensitizer or charge-control agent in electrophotographic and advanced imaging systems.
• Research & Development: Serving as a key intermediate or functional monomer in the synthesis of novel dyes, photosensitizers, and smart materials.

Basic Information

Item	Detail
Product Name	(2-Hydroxyethyl)Dimethyl[3-[[(3-Oxo-3H-Naphtho[2,1-B]Pyran-2-Yl)Carbonyl]Amino]Propyl]Ammonium Chloride
CAS No.	94159-27-0
Molecular Formula	C23H27ClN2O4
Molecular Weight	430.92 g/mol
Synonyms	2-[(3-Dimethylamino)propylcarbamoyl]-3H-naphtho[2,1-b]pyran-3-one hydrochloride, N-[3-(Dimethylamino)propyl]-3-oxo-3H-naphtho[2,1-b]pyran-2-carboxamide hydrochloride, Quaternary ammonium salt of naphthopyranone dye, C.I. Solvent Yellow, Basic dye intermediate, Naphtho[2,1-b]pyran-3-one dye quat
EINECS	Contact for details

Quality Control

Our production of (2-Hydroxyethyl)Dimethyl[3-[[(3-Oxo-3H-Naphtho[2,1-B]Pyran-2-Yl)Carbonyl]Amino]Propyl]Ammonium Chloride adheres to a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure consistent performance and specification compliance. Comprehensive Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed when not in use to prevent absorption of atmospheric moisture, which can affect product performance and stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Specific Absorbance	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.