Description

1-(5-(2-(2-n-Ethylbenzothiazolinium)Ethenyl)-2-Aminophenoxy)-2-(2-Amino-5-Methylphenoxy)Ethane-N,N,N',N'-Tetraacetic Acid is a specialized, high-purity chelating agent and fluorescent probe derivative. This compound is critical for applications requiring precise metal ion binding and detection, offering superior selectivity and sensitivity. It is primarily needed by researchers and manufacturers in the fields of analytical chemistry, molecular biology, and advanced materials science for developing diagnostic assays and sensors.

Application

• Fluorescent Probe Synthesis: A key intermediate for creating sensitive fluorescent probes and indicators for calcium (Ca²⁺) and other divalent metal ions in biological research.
• Analytical Reagent: Used in the formulation of high-selectivity chelometric titrants and reagents for trace metal analysis in environmental and industrial samples.
• Bioconjugation & Labeling: Serves as a bifunctional linker for attaching fluorophores or other detection moieties to biomolecules like proteins and antibodies in assay development.
• Polymer & Materials Science: Incorporated into functional polymers and smart materials where controlled metal ion binding is required for catalytic or sensing properties.
• Pharmaceutical Research: Employed in the study of metal-protein interactions and as a component in the development of novel therapeutic and diagnostic agents.

Basic Information

Product Name	1-(5-(2-(2-n-Ethylbenzothiazolinium)Ethenyl)-2-Aminophenoxy)-2-(2-Amino-5-Methylphenoxy)Ethane-N,N,N',N'-Tetraacetic Acid
CAS No.	150669-69-5
Molecular Formula	C₃₄H₃₈N₄O₈S⁺ (typically as a salt, e.g., acetate or chloride)
Molecular Weight	~662.75 g/mol (for the cation)
Synonyms	BAPTA-based fluorescent probe precursor; 1,2-Bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetic acid derivative; BAPTA-AM analogue; ETBTA; (2-Amino-5-methylphenoxy)ethane-N,N,N',N'-tetraacetic acid benzothiazolium derivative; Calcium indicator intermediate; Benzothiazolium BAPTA; Ethenylbenzothiazolinium BAPTA
EINECS	Contact for details

Quality Control

Our production of this advanced chemical intermediate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, essential for research and development. Quality is verified through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each 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). This compound is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions when possible to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Water Content (KF)	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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