Description

657391-79-2 is a specialized organic compound identified by the CAS NO 657391-79-2. This chemical serves as a crucial building block and intermediate in advanced synthetic chemistry, enabling the production of complex molecules. It is essential for research and development laboratories and industrial-scale manufacturers in the pharmaceutical and agrochemical sectors seeking high-purity intermediates for active ingredient synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or functional additive in the development of specialty polymers and advanced materials.
• Organic Synthesis: A versatile building block for constructing complex molecular architectures in academic and industrial R&D settings.
• Chemical Reference Standard: Utilized as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Item	Details
Product Name	657391-79-2
CAS No.	657391-79-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	1,3-Benzenedicarboxylic acid, 5-(1,1-dimethylethyl)-, 1,3-dimethyl ester; 5-tert-Butyl isophthalic acid dimethyl ester; Dimethyl 5-tert-butylisophthalate; 657391-79-2 (CAS); tert-Butyl isophthalic acid dimethyl ester
EINECS	Contact for details

Quality Control

Our 657391-79-2 is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing to ensure it meets the high-purity standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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