Description

1-Ethyl-2-[3-(1-Ethylnaphtho[1,2-D]Thiazolin-2-Ylidene)-2-Methylpropenyl]Naphtho[1,2-D]Thiazolium Chloride is a specialized organic salt belonging to the cyanine dye family, valued for its strong light-absorbing and emitting properties. This compound is critical for applications requiring precise photophysical characteristics and high chemical stability. It is primarily sought by research institutions and industrial manufacturers in the fields of advanced materials and optical technologies.

Application

• Optical Data Storage: As a key component in the formulation of recordable optical media dyes (e.g., CD-R, DVD-R).
• Laser Technology: Functioning as a saturable absorber or gain medium in tunable dye lasers.
• Non-Linear Optics (NLO): Used in the development of materials for frequency doubling and electro-optic modulation devices.
• Photodynamic Therapy (PDT): Investigated as a potential photosensitizer for targeted medical treatments.
• Molecular Probes & Sensors: Serving as a fluorescent tag or indicator in bio-imaging and chemical sensing applications.
• Organic Photovoltaics (OPV): Utilized in the active layer of solar cells to enhance light harvesting and charge generation.
• Analytical Chemistry: Acting as a staining agent or a standard for spectroscopic calibration.

Basic Information

Product Name	1-Ethyl-2-[3-(1-Ethylnaphtho[1,2-D]Thiazolin-2-Ylidene)-2-Methylpropenyl]Naphtho[1,2-D]Thiazolium Chloride
CAS No.	989-77-5
Molecular Formula	C30H27ClN2S2
Molecular Weight	515.12 g/mol
Synonyms	NK-2015; 1-Ethyl-2-[3-(1-ethyl-1,3-dihydrobenzo[cd]indol-2-ylidene)-2-methylprop-1-en-1-yl]benzo[cd]indol-1-ium chloride; 1-Ethyl-2-[3-(1-ethylnaphtho[1,2-d]thiazol-2(1H)-ylidene)-2-methyl-1-propen-1-yl]naphtho[1,2-d]thiazolium chloride; Cyanine dye NK-2015; NK 2015; Heptamethine cyanine dye derivative; Optical recording dye 989-77-5
EINECS	Contact for details

Quality Control

Our production of 1-Ethyl-2-[3-(1-Ethylnaphtho[1,2-D]Thiazolin-2-Ylidene)-2-Methylpropenyl]Naphtho[1,2-D]Thiazolium Chloride adheres to stringent internal quality protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed for critical parameters including identity, purity, and spectral properties. Certificates of Analysis (COA) detailing these results are provided with every shipment to support your quality assurance and R&D processes.

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). This material is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed and opened under dry, inert conditions when necessary to prevent degradation.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Absorption Max (λmax)	Contact for details

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