Description

2-Amino-4-(4-Ethoxyphenyl)-7,7-Dimethyl-5-Oxo-5,6,7,8-Tetrahydro-4H-Chromene-3-Carbonitrile is a high-value, multifunctional chromene derivative with a complex molecular architecture. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis, prized for its unique fused-ring system and reactive functional groups. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and anti-inflammatory applications.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic core for biological activity.
• Organic Synthesis Building Block: Employed in constructing complex polycyclic frameworks and heterocycles due to its amino, cyano, and keto functionalities.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and organic electronic materials.
• Dye & Pigment Intermediate: Serves as a starting material for synthesizing novel chromene-based dyes and functional colorants.
• Academic & R&D: Utilized in methodological studies and as a reference standard in chemical and pharmacological research.

Basic Information

Product Name	2-Amino-4-(4-Ethoxyphenyl)-7,7-Dimethyl-5-Oxo-5,6,7,8-Tetrahydro-4H-Chromene-3-Carbonitrile
CAS No.	314767-26-5
Molecular Formula	C20H22N2O3
Molecular Weight	338.41 g/mol
Synonyms	2-Amino-4-(4-ethoxyphenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile; 4H-Chromene-3-carbonitrile, 2-amino-4-(4-ethoxyphenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-; 2-Amino-4-(p-ethoxyphenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chrome ne-3-carbonitrile; 4-(4-Ethoxyphenyl)-2-amino-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile; Chromene derivative CAS 314767-26-5; Tetrahydrochromene carbonitrile derivative.
EINECS	Contact for details

Quality Control

Our production of 2-Amino-4-(4-Ethoxyphenyl)-7,7-Dimethyl-5-Oxo-5,6,7,8-Tetrahydro-4H-Chromene-3-Carbonitrile adheres to stringent in-process controls and final batch testing to ensure high purity and consistent quality. We employ advanced analytical techniques including HPLC, GC, and NMR for precise characterization. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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 a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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