Description

(2E,4E)-1-Phenyl-4-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)But-2-En-1-One is a high-purity, synthetic organic compound belonging to the class of polymethine dyes and merocyanines. This compound matters as a key chromophore and advanced intermediate for developing specialized optical materials and functional dyes. It is primarily needed by manufacturers and R&D laboratories in the photovoltaic, non-linear optics (NLO), and specialty chemical synthesis sectors.

Application

• Organic Photovoltaic (OPV) Materials: Serves as a critical electron acceptor or donor component in the active layer of solar cells.
• Non-Linear Optical (NLO) Materials: Used in the synthesis of compounds for frequency doubling, optical switching, and data storage applications.
• Laser Dye Intermediate: Acts as a precursor for tunable dye lasers and fluorescent markers.
• Photorefractive Polymers: Incorporated into polymer matrices to create materials for holographic data storage.
• Chemical Sensor Development: Utilized in the design of chromogenic or fluorogenic sensors for ion detection.
• Academic & Industrial Research: A valuable building block for exploring new conjugated molecular systems and their photophysical properties.

Basic Information

Product Name	(2E,4E)-1-Phenyl-4-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)But-2-En-1-One
CAS No.	14575-25-8
Molecular Formula	C23H23NO
Molecular Weight	329.44 g/mol
Synonyms	2-[4-(1-Oxo-3-phenyl-2-propenyl)-2-butenylidene]-1,3,3-trimethylindoline; 1-Phenyl-4-(1,3,3-trimethyl-2-indolinylidene)-2-buten-1-one; (E,E)-1-Phenyl-4-(1,3,3-trimethylindolin-2-ylidene)but-2-en-1-one; Merocyanine dye intermediate; 14575-25-8; 4-(1,3,3-Trimethyl-2-indolinylidene)-1-phenyl-2-buten-1-one
EINECS	Contact for details

Quality Control

Our production of (2E,4E)-1-Phenyl-4-(1,3,3-Trimethyl-1,3-Dihydro-2H-Indol-2-Ylidene)But-2-En-1-One adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Quality is verified through advanced analytical techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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). This material is light-sensitive (store away from light). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark red to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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