Description

2,2-Dimethylcyclobutane-1,3-Dicarboxylic Acid CAS NO 473-69-8 is a high-purity, functionalized cyclobutane dicarboxylic acid derivative. This compound serves as a valuable and versatile chiral building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and performance materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of proprietary drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Building block for developing novel herbicides, fungicides, and plant growth regulators with specific stereochemistry.
• Ligand and Catalyst Synthesis: Precursor for creating chiral ligands and organocatalysts used in asymmetric synthesis.
• Polymer Chemistry: Monomer for producing specialty polyamides, polyesters, and other high-performance polymers with unique thermal and mechanical properties.
• Fine Chemical Production: Intermediate in the multi-step synthesis of complex fragrance and flavor compounds.
• Academic & Industrial R&D: Essential reagent for methodological development in organic chemistry and material science research.

Basic Information

Product Name	2,2-Dimethylcyclobutane-1,3-Dicarboxylic Acid
CAS No.	473-69-8
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	2,2-Dimethyl-1,3-cyclobutanedicarboxylic Acid; 2,2-Dimethylcyclobutane-1,3-dicarboxylic Acid; 1,3-Cyclobutanedicarboxylic acid, 2,2-dimethyl-; NSC 163044; Dimethyl cyclobutane dicarboxylate (related ester); 2,2-DMCBDA
EINECS	207-471-1

Quality Control

Our 2,2-Dimethylcyclobutane-1,3-Dicarboxylic Acid is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including HPLC, NMR, and chiral purity analysis, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and specific impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which may affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (enantiomeric excess)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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