Description

Methoxyacetic Anhydride is a versatile chemical intermediate and acylating agent, essential for introducing the methoxyacetyl functional group into target molecules. Its high reactivity makes it a critical reagent for the synthesis of fine chemicals, active pharmaceutical ingredients (APIs), and advanced materials. This compound is particularly valuable for research and production in the pharmaceutical, agrochemical, and specialty polymer industries, where precise molecular modification is required.

Application

• Pharmaceutical Synthesis: Key intermediate in the production of various APIs, including certain antibiotics and antiviral agents.
• Agrochemical Manufacturing: Used in the synthesis of herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Acts as a monomer or modifier in the production of specialty polymers and resins with tailored properties.
• Fine Chemical Production: Serves as a versatile acylating agent for protecting groups and synthesizing complex organic molecules in research and development.
• Dye and Pigment Intermediates: Employed in the synthesis of specialized colorants and photographic chemicals.
• Liquid Crystal & Electronic Materials: Used in the synthesis of components for display technologies and other electronic applications.

Basic Information

Product Name	Methoxyacetic Anhydride
CAS No.	19500-95-9
Molecular Formula	C6H10O5
Molecular Weight	162.14 g/mol
Synonyms	Acetic acid, 2-methoxy-, anhydride; Methoxyacetic acid anhydride; Bis(methoxyacetyl) oxide; 2-Methoxyacetic anhydride; Methoxyacetyl anhydride; Anhydride methoxyacetique (French); Methoxyessigsaeure-anhydrid (German)
EINECS	243-124-1

Quality Control

Our Methoxyacetic Anhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by GC/HPLC and impurity profiling, to ensure it meets high-purity standards suitable for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific tests is provided with every shipment to guarantee traceability and consistency for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent hydrolysis. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	≤ 2.0% total
Refractive Index (n20D)	1.420 - 1.425
Density (g/mL at 20°C)	1.15 - 1.18

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