Description

3-Buten-2-One, 3,4-Dichloro-1-Diazo- is a specialized diazo compound characterized by its reactive diazo functional group and dichloro-substituted butenone backbone. This unique structure makes it a valuable high-purity synthetic intermediate for constructing complex molecular architectures in advanced chemical synthesis. It is primarily utilized by pharmaceutical R&D and agrochemical laboratories for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides.
• Organic Synthesis Reagent: Employed in cyclopropanation, cycloaddition, and other C-C/C-N bond-forming reactions due to its reactive diazo group.
• Material Science Research: Acts as a precursor for the development of specialized polymers and functional materials.
• Dye & Pigment Intermediate: Utilized in the synthesis of complex organic colorants and photochromic compounds.
• Academic & Industrial R&D: A critical reagent for methodological development and exploratory chemistry in research laboratories.

Basic Information

Item	Details
Product Name	3-Buten-2-One, 3,4-Dichloro-1-Diazo-
CAS No.	88982-89-2
Molecular Formula	C4H2Cl2N2O
Molecular Weight	164.98 g/mol
Synonyms	3,4-Dichloro-1-diazobutan-2-one; 3,4-Dichloro-1-diazo-3-buten-2-one; 1-Diazo-3,4-dichloro-3-buten-2-one; 3-Buten-2-one, 3,4-dichloro-1-diazo-; Diazonium compound derived from 3,4-dichloro-3-buten-2-one
EINECS	Contact for details

Quality Control

Our 3-Buten-2-One, 3,4-Dichloro-1-Diazo- is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to meet the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Due to its light-sensitive nature, containers should be kept in opaque or amber glass, or stored in darkness. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content	≤ 0.5%
Residue on Ignition	≤ 0.1%

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