Description

21-(4'-Methoxyphenylazo)-1,4,7,14,23-Pentaoxa(7.2.2)Orthometaorthobenzenophane CAS NO 98303-80-1 is a sophisticated, high-purity azo-functionalized cryptand compound. This specialized chemical is valued for its unique molecular architecture, which provides selective binding properties and photoresponsive behavior. It is primarily utilized by research institutions and advanced material developers working on molecular sensors, photochromic systems, and supramolecular chemistry applications.

Application

• Molecular Recognition & Sensing: Acts as a selective host molecule for cations or specific organic analytes in sensor development.
• Photochromic Materials: Used in research for light-switchable systems, optical data storage, and smart windows due to its azo group.
• Supramolecular Assembly: Serves as a key building block for constructing complex, self-assembled nanostructures and molecular machines.
• Advanced Polymer Modification: Incorporated into polymer backbones to impart stimuli-responsive properties.
• Chemical Research & Development: A critical reagent for academic and industrial R&D in organic, coordination, and materials chemistry.
• Dye & Pigment Intermediate: Functions as a precursor for specialized high-performance dyes with unique optical properties.

Basic Information

Product Name	21-(4'-Methoxyphenylazo)-1,4,7,14,23-Pentaoxa(7.2.2)Orthometaorthobenzenophane
CAS No.	98303-80-1
Molecular Formula	C31H36N2O7
Molecular Weight	548.63 g/mol
Synonyms	4'-Methoxybenzenecarboximidic Acid, 4-[(E)-2-[4,7,10,17,20,23-Hexaoxa-13,26-diazatricyclo[20.4.0.09,14]hexacosa-1(22),9(26),10,12,14,16,23,25-octaen-13-yl]diazen-1-yl]-, Methyl Ester; Azo-functionalized Benzenophane; Cryptand Azo Dye; Photoresponsive Cryptand; (7.2.2)Orthometaorthobenzenophane Azo Derivative
EINECS	Contact for details

Quality Control

Our 21-(4'-Methoxyphenylazo)-1,4,7,14,23-Pentaoxa(7.2.2)Orthometaorthobenzenophane is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research applications. All materials undergo comprehensive analytical characterization, including HPLC, NMR, and mass spectrometry. A Certificate of Analysis (COA) detailing purity, identity, and key physical properties is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed in a dry environment to prevent degradation. For long-term storage, consider using a desiccator or inert atmosphere.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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