Description

(Benzo-15-Crown 5-Ether)-4'-Carboxylic Acid is a functionalized crown ether derivative, a key building block in supramolecular chemistry and host-guest systems. Its core value lies in its ability to selectively bind alkali and alkaline earth metal cations, with the carboxylic acid group providing a versatile handle for further chemical modification and immobilization onto surfaces or polymers. This compound is essential for researchers and manufacturers in the fields of chemical sensors, phase-transfer catalysis, and the development of novel separation membranes.

Application

• Chemical Sensor Development: Acts as an ionophore in ion-selective electrodes (ISEs) and optodes for the detection of specific metal ions like potassium or sodium.
• Phase-Transfer Catalysis (PTC): Facilitates reactions between reagents in immiscible phases, particularly useful in organic synthesis and pharmaceutical manufacturing.
• Separation Science: Used in the synthesis of stationary phases for chromatography or functionalized membranes for selective ion transport and separation.
• Polymer Modification: The carboxylic acid group allows for covalent attachment to polymers, creating smart materials with ion-binding capabilities.
• Supramolecular Assembly: Serves as a fundamental component in constructing molecular machines, switches, and complex host structures for research.
• Analytical Chemistry: Employed as a complexing agent to enhance the extraction or detection of metal ions in analytical samples.

Basic Information

Product Name	(Benzo-15-Crown 5-Ether)-4'-Carboxylic Acid
CAS No.	56683-55-7
Molecular Formula	C16H22O7
Molecular Weight	326.34 g/mol
Synonyms	4'-Carboxybenzo-15-crown-5; Benzo-15-crown-5-4'-carboxylic acid; 4-Carboxybenzo-15-crown-5; 2,3,5,6,8,9,11,12-Octahydro-1H-benzo[e][1,4,7,10,13]pentaoxacyclopentadecine-15-carboxylic acid; 15-Carboxy-2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin; B15C5-COOH
EINECS	Contact for details

Quality Control

Our (Benzo-15-Crown 5-Ether)-4'-Carboxylic Acid is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and industrial applications. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%

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