Description

3-Isopropylisoxazole-5-Carboxylic Acid is a versatile heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecules, particularly in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for creating new compounds with targeted biological activities.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Serves as a key building block for developing new herbicides, fungicides, and insecticides with improved efficacy and selectivity.
• Chemical Research & Development: Used in academic and industrial R&D for exploring new chemical spaces and synthesizing complex heterocyclic libraries for screening.
• Ligand and Catalyst Development: The isoxazole carboxylic acid moiety can be utilized to create novel ligands for metal catalysis or functional materials.
• Peptidomimetics and Bioisosteres: The structure is valuable for designing peptidomimetics, where the isoxazole ring acts as a bioisostere for other functional groups in medicinal chemistry.

Basic Information

Product Name	3-Isopropylisoxazole-5-Carboxylic Acid
CAS No.	14633-22-8
Molecular Formula	C7H9NO3
Molecular Weight	155.15 g/mol
Synonyms	5-Carboxy-3-isopropylisoxazole; 3-(1-Methylethyl)-5-isoxazolecarboxylic Acid; 3-Isopropyl-1,2-oxazole-5-carboxylic Acid; 3-Propan-2-yl-1,2-oxazole-5-carboxylic Acid; Isoxazole-5-carboxylic acid, 3-isopropyl-; AI3-52099; NSC 163022
EINECS	Contact for details

Quality Control

Our 3-Isopropylisoxazole-5-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for 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 place at room temperature (15-25°C). Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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