Description

Dtpa-Tetra(Tbu)Ester CAS NO 180152-83-4 is a high-purity, protected ester derivative of diethylenetriaminepentaacetic acid (DTPA), a powerful chelating agent. This compound is a critical building block in organic synthesis, particularly for the preparation of complexing agents and functional materials where the introduction of DTPA moieties is required. It is primarily utilized by researchers and manufacturers in the pharmaceutical, diagnostic, and specialty chemical industries for applications such as contrast agent synthesis and polymer modification.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of gadolinium-based contrast agents for Magnetic Resonance Imaging (MRI).
• Diagnostic Reagent Synthesis: Used to create chelating scaffolds for radiolabeling in nuclear medicine and other diagnostic applications.
• Polymer Functionalization: Serves as a monomer or cross-linking agent for producing polymers with metal-chelating properties.
• Ligand Preparation: The tert-butyl ester protecting groups allow for selective deprotection, enabling the stepwise synthesis of complex multidentate ligands.
• Research & Development: Employed in academic and industrial R&D for developing new metal-chelating compounds and studying coordination chemistry.
• Specialty Chemical Manufacturing: Acts as an intermediate for producing customized sequestering agents and stabilizers for various industrial processes.

Basic Information

Product Name	Dtpa-Tetra(Tbu)Ester
CAS No.	180152-83-4
Molecular Formula	C26H48N3O8
Molecular Weight	530.68 g/mol
Synonyms	Pentetic Acid Tetra-tert-butyl Ester; DTPA-tetra(t-butyl) ester; Diethylenetriaminepentaacetic Acid Tetra-tert-butyl Ester; 2,2',2'',2'''-(1,4,7-Triazonane-1,4,7-triyl)tetraacetic acid tetra-tert-butyl ester; 1,4,7-Tris(carboxymethyl)-1,4,7,10-tetraazadecane-1,4,7-triacetic acid tetra-tert-butyl ester; DTPA-tBu4; DTPA tetra t-butyl ester
EINECS	Contact for details

Quality Control

Our Dtpa-Tetra(Tbu)Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by NMR and IR spectroscopy, to ensure it meets the high standards required for sensitive synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere such as nitrogen or argon for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.