Description

Spiro[3.3]Heptane-2,6-Dicarboxylic Acid CAS NO 3057-91-8 is a high-purity, rigid spirocyclic dicarboxylic acid building block. This compound is valued for its unique three-dimensional structure, which imparts enhanced stability and specific stereoelectronic properties to advanced materials and pharmaceutical intermediates. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty polymer industries for synthesizing novel active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel drug candidates, particularly those requiring rigid, three-dimensional scaffolds to improve target binding and metabolic stability.
• Agrochemical Synthesis: Used in the development of new-generation herbicides and pesticides, where its spiro structure can contribute to unique biological activity and environmental persistence profiles.
• Ligand and Catalyst Design: Serves as a precursor for creating sophisticated chelating ligands and organocatalysts used in asymmetric synthesis.
• Polymer & Material Science: Incorporated as a monomer to produce high-performance polyamides, polyesters, and epoxy resins with improved thermal and mechanical properties.
• Academic & Industrial Research: A valuable tool for chemists exploring new chemical spaces in medicinal chemistry and materials science.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fine chemicals and specialty additives.

Basic Information

Product Name	Spiro[3.3]Heptane-2,6-Dicarboxylic Acid
CAS No.	3057-91-8
Molecular Formula	C9H10O4
Molecular Weight	182.17 g/mol
Synonyms	2,6-Spiro[3.3]heptanedicarboxylic acid; Bicyclo[3.1.1]heptane-2,6-dicarboxylic acid (deprecated); Spiroheptane-2,6-dicarboxylic acid; 2,6-Dicarboxyspiro[3.3]heptane; NSC 163022; Spiro[3.3]heptane-2,6-dicarboxylic acid; 3057-91-8
EINECS	Contact for details

Quality Control

Our Spiro[3.3]Heptane-2,6-Dicarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality commitment supports applications requiring high-purity building blocks under cGMP guidelines where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect purity and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Specific Optical Rotation	Contact for details

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