Description

Isoxazole, 5-Ethyl-4-[(4-Methylphenyl)Azo]- (9Ci) is a specialized azo-functionalized isoxazole derivative, a chemical class known for its utility in advanced material synthesis and as a key synthetic intermediate. This compound matters for its role in creating functional dyes, pigments, and as a potential precursor in pharmaceutical research where the isoxazole and azo motifs are pharmacologically relevant. It is primarily needed by R&D chemists and process development teams in the fine chemical, agrochemical, and advanced material sectors seeking to develop novel compounds with specific optical or biological properties.

Application

• Intermediate for the synthesis of specialized azo dyes and pigments with potential application in inks and coatings.
• Key building block in pharmaceutical research for developing novel drug candidates containing isoxazole heterocycles.
• Precursor in agrochemical research for creating new active ingredients with specific targeting properties.
• Component in material science for developing functional polymers or liquid crystals.
• Research chemical for academic and industrial R&D exploring new organic reactions and catalysis.
• Potential use as a photoactive compound in experimental optical or electronic materials due to the azo chromophore.

Basic Information

Product Name	Isoxazole, 5-Ethyl-4-[(4-Methylphenyl)Azo]- (9Ci)
CAS No.	810672-70-9
Molecular Formula	C12H13N3O
Molecular Weight	215.25 g/mol
Synonyms	5-Ethyl-4-[(4-methylphenyl)azo]isoxazole; 4-[(4-Methylphenyl)azo]-5-ethylisoxazole; 5-Ethyl-4-(p-tolyldiazenyl)isoxazole; p-Tolyldiazenyl-5-ethylisoxazole; Azo-functionalized isoxazole derivative; 5-Ethyl-4-(4-methylphenylazo)isoxazole
EINECS	Contact for details

Quality Control

Our Isoxazole, 5-Ethyl-4-[(4-Methylphenyl)Azo]- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with 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). This compound is light-sensitive and should be handled and stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.