Description

1,1-Cyclohexane Diacetic Anhydride is a high-purity cyclic anhydride used as a key building block in advanced organic synthesis. Its rigid cyclohexane backbone and reactive anhydride functionality make it a valuable intermediate for creating polymers and specialty chemicals with enhanced thermal and mechanical properties. This compound is essential for R&D and production in the pharmaceutical, agrochemical, and performance materials industries seeking to develop novel compounds and high-performance resins.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a rigid, aliphatic dicarboxylic acid component.
• Epoxy Resin Curing Agent & Modifier: Used to cure epoxy resins, imparting improved flexibility, chemical resistance, and thermal stability to the final polymer matrix.
• Polymer Synthesis: Acts as a monomer in the production of polyimides, polyesters, and polyamides, contributing to the thermal and mechanical properties of high-performance engineering plastics.
• Agrochemical Synthesis: Employed in the manufacture of herbicides, fungicides, and plant growth regulators that benefit from its specific chemical structure.
• Lubricant & Plasticizer Additive: Incorporated as an intermediate to synthesize specialty esters that function as high-temperature lubricants or polymer plasticizers.
• Crosslinking Agent: Utilized in coatings, adhesives, and sealants to enhance durability, adhesion, and resistance to environmental factors.
• Organic Synthesis Reagent: A versatile reagent in academic and industrial laboratories for introducing the 1,1-cyclohexanediacetic acid moiety into more complex molecules.

Basic Information

Product Name	1,1-Cyclohexane Diacetic Anhydride
CAS No.	1010-26-0
Molecular Formula	C10H14O3
Molecular Weight	182.22 g/mol
Synonyms	1,1-Cyclohexanediacetic Acid Anhydride; Cyclohexane-1,1-diacetic Anhydride; 3,3-Pentamethyleneglutaric Anhydride; 1,1-Bis(carboxymethyl)cyclohexane Anhydride; Hexahydrohomophthalic Anhydride; HHPA (related, but not identical); Cyclohexane-1,1-diyldiacetic Anhydride; 4-Cyclohexylidenebutanedioic Anhydride
EINECS	213-785-8

Quality Control

Our 1,1-Cyclohexane Diacetic Anhydride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting purity, physical characteristics, and safety data are available for every shipment upon request, providing full traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent hydrolysis. Keep away from strong bases, strong oxidizing agents, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 20 ppm

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