Description

Benzo[1,3]Dioxol-5-Yl-Acetyl Chloride is a high-purity, reactive chemical intermediate characterized by its acetyl chloride functional group attached to a 1,3-benzodioxole moiety. This compound is critical for introducing the 3,4-methylenedioxyphenylacetyl structural unit into target molecules, enabling advanced synthesis in fine chemical and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists working on the synthesis of complex organic molecules, particularly in the pharmaceutical and agrochemical sectors.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of active pharmaceutical ingredients (APIs), especially those targeting neurological pathways.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging its unique aromatic structure.
• Fine Chemical Production: Serves as a versatile precursor for creating specialty chemicals, flavors, and fragrances.
• Academic & Industrial Research: Employed in organic synthesis laboratories for methodological studies and the development of new synthetic routes.
• Material Science Precursor: Investigated for the synthesis of specialized polymers or ligands with specific electronic properties.

Basic Information

Product Name	Benzo[1,3]Dioxol-5-Yl-Acetyl Chloride
CAS No.	6845-81-4
Molecular Formula	C9H7ClO3
Molecular Weight	198.60 g/mol
Synonyms	3,4-(Methylenedioxy)phenylacetyl chloride; 1,3-Benzodioxol-5-ylacetyl chloride; Piperonylacetyl chloride; 3,4-Methylenedioxyphenylacetyl chloride; (1,3-Benzodioxol-5-yl)acetyl chloride; MD-PAC; Contact for details on additional trade names.
EINECS	229-941-5

Quality Control

Our Benzo[1,3]Dioxol-5-Yl-Acetyl Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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). Due to its properties as a strong acid/organic solvent, hygroscopic (moisture-sensitive), and highly volatile nature, it must be handled under an inert atmosphere (e.g., nitrogen or argon) in a moisture-free environment and kept away from heat and incompatible materials such as bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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