Description

5-Bromo-25,26,27,28-Tetrapropoxycalix[4]arene, 97% is a functionalized calixarene derivative, a key building block in supramolecular chemistry and advanced materials science. Its precise bromination and propoxy substitution make it a versatile platform for creating selective host molecules, sensors, and catalysts. This high-purity intermediate is essential for researchers and manufacturers in pharmaceutical development, nanotechnology, and specialty chemical synthesis.

Application

• Supramolecular Host-Guest Chemistry: Acts as a functionalized scaffold for constructing selective receptors for ions and small organic molecules.
• Chemical Sensor Development: Used in the synthesis of recognition elements for electrochemical or optical sensing platforms.
• Catalysis & Ligand Design: Serves as a precursor for phosphine or N-heterocyclic carbene ligands in transition metal catalysis.
• Pharmaceutical Intermediates: Employed in the research and development of novel drug delivery systems and active pharmaceutical ingredients (APIs).
• Nanomaterial Fabrication: A building block for self-assembled monolayers (SAMs), molecular machines, and porous organic frameworks.
• Separation Science: Functionalized stationary phases for chromatography or extraction media for selective ion separation.
• Polymer Modification: Incorporated into polymer backbones to impart specific recognition or binding properties.

Basic Information

Product Name	5-Bromo-25,26,27,28-Tetrapropoxycalix[4]arene, 97%
CAS No.	214399-70-9
Molecular Formula	C44H53BrO4
Molecular Weight	725.80 g/mol
Synonyms	5-Bromo-25,26,27,28-tetrapropoxycalix[4]arene; 5-Bromo-tetrapropoxycalix[4]arene; Calix[4]arene, 5-bromo-25,26,27,28-tetrapropoxy-; 5-Bromo-tetra-O-propylcalix[4]arene; 5-Br-TPC4; p-Bromotetrapropoxycalix[4]arene; Brominated tetrapropoxycalix[4]arene
EINECS	Contact for details

Quality Control

Our 5-Bromo-25,26,27,28-Tetrapropoxycalix[4]arene, 97% is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and FT-IR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with the stated specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white 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.