Description

4-Oxo-1,1-Cyclohexanedicarboxylic Acid 1,1-Bis(1,1-Dimethylethyl) Ester is a high-purity, specialty chemical intermediate characterized by its unique sterically hindered diester structure. This compound is valued for its role as a versatile building block in advanced organic synthesis, enabling the development of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, particularly those requiring sterically hindered carboxylic acid derivatives.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Advanced Material Research: Serves as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal and mechanical properties.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex natural product analogs and other fine chemicals.
• Ligand and Catalyst Development: Utilized in the preparation of novel chelating ligands for catalytic systems in asymmetric synthesis.

Basic Information

Product Name	4-Oxo-1,1-Cyclohexanedicarboxylic Acid 1,1-Bis(1,1-Dimethylethyl) Ester
CAS No.	925704-44-5
Molecular Formula	C16H26O5
Molecular Weight	298.38 g/mol
Synonyms	1,1-Bis(tert-butyl) 4-oxocyclohexane-1,1-dicarboxylate; Di-tert-butyl 4-oxocyclohexane-1,1-dicarboxylate; 4-Oxo-1,1-cyclohexanedicarboxylic acid di-tert-butyl ester; 1,1-Cyclohexanedicarboxylic acid, 4-oxo-, 1,1-bis(1,1-dimethylethyl) ester; 925704-44-5; tert-Butyl 4-oxo-1,1-cyclohexanedicarboxylate
EINECS	Contact for details

Quality Control

Our production of 4-Oxo-1,1-Cyclohexanedicarboxylic Acid 1,1-Bis(1,1-Dimethylethyl) Ester adheres to stringent quality management protocols. Each batch is analyzed using advanced chromatographic and spectroscopic techniques to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory requirements.

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, strong acids, and strong bases. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (HPLC, Area %)	≥ 99.0%
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.