Description

(1E,3E)-4-[4-(Dimethylamino)Phenyl]-1-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)But-3-En-2-One is a high-purity, functional organic compound belonging to the class of polymethine dyes and merocyanine derivatives. Its unique molecular structure, featuring a strong electron donor-acceptor system, makes it a critical intermediate for advanced materials with specific optical and electronic properties. This compound is essential for research and development in the fields of nonlinear optics (NLO), organic photovoltaics (OPV), and as a precursor for specialized sensitizers and dyes.

Application

• Nonlinear Optical (NLO) Materials: A key building block for synthesizing organic chromophores with high second-order nonlinear optical susceptibility, used in electro-optic modulators and frequency conversion devices.
• Organic Photovoltaic (OPV) Research: Serves as an electron donor or acceptor component in the active layer of solar cells due to its tunable absorption and charge transport properties.
• Dye-Sensitized Solar Cells (DSSC): Acts as a precursor for synthesizing novel sensitizer dyes to improve light-harvesting efficiency.
• Photorefractive Materials: Used in the development of materials for holographic data storage and optical information processing.
• Fluorescent Probes & Sensors: Its solvatochromic properties make it suitable for research into chemical sensors and bio-imaging agents.
• Academic & Industrial R&D: A valuable reagent for synthetic chemistry research focused on advanced functional materials and photophysical studies.

Basic Information

Item	Details
Product Name	(1E,3E)-4-[4-(Dimethylamino)Phenyl]-1-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)But-3-En-2-One
CAS No.	75513-45-0
Molecular Formula	C25H28N2O
Molecular Weight	372.51 g/mol
Synonyms	4-[4-(Dimethylamino)phenyl]-1-(1,3,3-trimethyl-2-indolinylidene)-2-buten-1-one; (E,E)-4-(4-Dimethylaminophenyl)-1-(1,3,3-trimethylindolin-2-ylidene)but-3-en-2-one; Merocyanine dye derivative; D-149 sensitizer precursor; NLO chromophore intermediate; 2-Buten-1-one, 4-[4-(dimethylamino)phenyl]-1-(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)-, (1E,3E)-
EINECS	Contact for details

Quality Control

Every batch of our (1E,3E)-4-[4-(Dimethylamino)Phenyl]-1-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)But-3-En-2-One is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for advanced material synthesis and research. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive and easily oxidized; for long-term storage, consider keeping the container under an inert atmosphere such as nitrogen or argon to maintain stability and purity.

Specification

Item	Specification
Appearance	Dark red to purple crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Main peak retention time matches reference
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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