Description

9-Diethylamino-2-Hydroxy-5H-Benz(A)- is a specialized organic compound belonging to the benzophenoxazine class, valued for its unique photophysical properties. This chemical serves as a crucial intermediate and functional chromophore in advanced material science and analytical chemistry. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, dye, and sensor technology sectors for developing novel products and processes.

Application

• Fluorescent Dye and Probe Synthesis: A key building block for creating sensitive fluorescent markers used in bio-imaging, cell staining, and diagnostic assays.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer precursor for cancer treatment and antimicrobial applications.
• Organic Photovoltaic (OPV) Materials: Used in the development of light-absorbing layers and charge-transport materials for solar cells.
• Laser Dye and Nonlinear Optical Materials: Employed in the formulation of tunable laser dyes and materials with specific light-modulating properties.
• Chemical Sensor Development: Acts as a core structure for designing chemosensors that detect specific metal ions or pH changes through color or fluorescence shifts.
• Advanced Polymer Modification: Incorporated into polymer chains to impart light-responsive or chromophoric characteristics to specialty plastics and coatings.

Basic Information

Product Name	9-Diethylamino-2-Hydroxy-5H-Benz(A)-
CAS No.	188712-74-5
Molecular Formula	C17H20N2O
Molecular Weight	268.36 g/mol
Synonyms	9-(Diethylamino)-2-hydroxy-5H-benzo[a]phenoxazin-5-one; 2-Hydroxy-9-(diethylamino)-5H-benzo[a]phenoxazin-5-one; Nile Blue A Oxazone; Oxazine 1; 9-Diethylamino-5H-benzo[a]phenoxazin-5-one, 2-hydroxy-; 188712-74-5; Basic Blue 12 related compound
EINECS	Contact for details

Quality Control

Our production of 9-Diethylamino-2-Hydroxy-5H-Benz(A)- adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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