Description

5-Isoxazolidinecarboxamide,4-Amino-3-Oxo-,trans-(9Ci) is a specialized heterocyclic organic compound featuring a unique isoxazolidine scaffold with amino and carboxamide functional groups. This structure makes it a valuable high-purity building block and intermediate for advanced chemical synthesis. It is primarily sought by pharmaceutical R&D and fine chemical sectors for developing novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting neurological or metabolic pathways.
• Agrochemical Research: Used in developing advanced herbicides, fungicides, or plant growth regulators with specific mode-of-action.
• Chemical Biology & Proteomics: Serves as a precursor for designing enzyme inhibitors, activity-based probes, or molecular tags.
• Material Science: Potential monomer or cross-linking agent for creating polymers with specific thermal or mechanical properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological development and discovery chemistry.

Basic Information

Product Name	5-Isoxazolidinecarboxamide,4-Amino-3-Oxo-,trans-(9Ci)
CAS No.	66620-06-2
Molecular Formula	C4H7N3O2
Molecular Weight	129.12 g/mol
Synonyms	trans-4-Amino-3-oxo-5-isoxazolidinecarboxamide; 4-Amino-3-oxo-5-isoxazolidinecarboxamide, trans-; (3R,5S)-4-Amino-3-oxo-5-isoxazolidinecarboxamide; 5-Isoxazolidinecarboxamide, 4-amino-3-oxo-, (3R,5S)-; 4-Amino-3-oxoisoxazolidine-5-carboxamide; Isoxazolidine-5-carboxamide, 4-amino-3-oxo-, trans-
EINECS	Contact for details

Quality Control

Our production of 5-Isoxazolidinecarboxamide,4-Amino-3-Oxo-,trans-(9Ci) adheres to stringent in-process controls to ensure batch-to-batch consistency and high chemical purity. Each lot is fully characterized and undergoes rigorous analytical testing, including HPLC and NMR spectroscopy, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). The 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
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Purity (HPLC, Area%)	≥ 99.0%
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.