Description

2,2-Dimethylbutanoic Anhydride is a specialized organic acid anhydride used as a key acylating and derivatizing agent in advanced chemical synthesis. This compound is valued for its role in introducing the sterically hindered 2,2-dimethylbutanoyl moiety, which can impart unique properties to target molecules. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the production of active ingredients, intermediates, and performance materials.

Application

• Pharmaceutical Intermediate Synthesis: Acylating agent for the production of active pharmaceutical ingredients (APIs) and prodrugs, particularly where steric hindrance is desired.
• Agrochemical Manufacturing: Key reagent in the synthesis of herbicides, fungicides, and plant growth regulators that incorporate the pivalic acid derivative structure.
• Polymer & Material Science: Used in the modification of polymers and as a monomer for creating polyesters and polyamides with specific thermal and mechanical properties.
• Organic Synthesis & Research: Versatile building block for constructing complex organic molecules in academic and industrial R&D laboratories.
• Flavor & Fragrance Industry: Intermediate for the synthesis of esters and other compounds used in specialty flavor and fragrance formulations.
• Surface Modification Agent: Employed to functionalize surfaces or nanomaterials via acylation reactions to alter surface characteristics.

Basic Information

Product Name	2,2-Dimethylbutanoic Anhydride
CAS No.	29138-64-5
Molecular Formula	C12H22O3
Molecular Weight	214.30 g/mol
Synonyms	Pivalic Acid Butyric Anhydride; 2,2-Dimethylbutyric Anhydride; Butanoic acid, 2,2-dimethyl-, anhydride; Neohexanoic Anhydride; 2,2-Dimethylbutanoic Acid Anhydride; Anhydrid kyseliny 2,2-dimethylmáselné; 2,2-Dimethylbutyric Acid Anhydride
EINECS	Contact for details

Quality Control

Our 2,2-Dimethylbutanoic Anhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global B2B clientele. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

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); containers must be kept tightly sealed to exclude moisture. Keep away from heat, open flames, and incompatible materials such as strong bases, strong oxidizing agents, and alcohols.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC or Titration)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Free Acid (as 2,2-Dimethylbutanoic Acid)	≤ 1.0%

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