Description

5-tert-Butyl Methylisophthalate is a specialized organic ester compound, identified by CAS NO 161796-10-7, valued for its role as a key intermediate in advanced chemical synthesis. This compound is engineered to provide consistent reactivity and purity, which is critical for the development of high-performance materials and fine chemicals. It is primarily sought by manufacturers in the polymer, pharmaceutical, and specialty chemical industries for applications requiring precise molecular architecture.

Application

• Polymer Intermediate: Serves as a building block for high-performance polymers, including polyesters and polyamides, enhancing thermal stability and mechanical properties.
• Pharmaceutical Synthesis: Acts as a crucial intermediate in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Liquid Crystal Materials: Used in the production of advanced liquid crystal compounds for display technologies.
• Organic Synthesis Reagent: Employed in laboratory and industrial settings for esterification reactions and the construction of complex organic frameworks.
• Specialty Plasticizers: Functions as a component in the formulation of specialty plasticizers for sensitive polymer applications.
• Cross-linking Agent: Utilized in coatings and resin systems where it can contribute to network formation and improved durability.

Basic Information

Product Name	5-tert-Butyl Methylisophthalate
CAS No.	161796-10-7
Molecular Formula	C14H18O4
Molecular Weight	250.29 g/mol
Synonyms	Methyl 5-tert-butylisophthalate; 1,3-Benzenedicarboxylic acid, 5-(1,1-dimethylethyl)-, 1-methyl ester; 5-tert-Butyl-1,3-benzenedicarboxylic acid monomethyl ester; Isophthalic acid, 5-tert-butyl-, monomethyl ester; Methyl 5-(tert-butyl)isophthalate; 5-tert-Butylisophthalic acid monomethyl ester
EINECS	Contact for details

Quality Control

Our 5-tert-Butyl Methylisophthalate is manufactured under a stringent quality management system. Each batch is subjected to comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets exacting specifications for use in sensitive applications. Certificates of Analysis (COA) documenting purity, physical properties, and impurity profiles are provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.