Description

Dimethyl-2,3-Pentadienedioate is a high-purity diester compound, also known as dimethyl allene-1,3-dicarboxylate. This versatile chemical intermediate is valued for its unique allene structure and reactive diene/diester functionality, enabling its use in sophisticated organic synthesis. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex heterocycles and active pharmaceutical ingredients (APIs) via Diels-Alder and other cycloaddition reactions.
• Agrochemical Synthesis: Used in the production of novel pesticides and herbicides, leveraging its reactivity to create specific bioactive ring systems.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for developing specialty polymers with tailored thermal or mechanical properties.
• Organic Synthesis Reagent: Employed in academic and industrial research for constructing natural product analogs and new chemical entities through its versatile allene-diester chemistry.
• Fine Chemical Production: Acts as a precursor for flavors, fragrances, and other high-value specialty chemicals requiring specific unsaturated ester frameworks.

Basic Information

Product Name	Dimethyl-2,3-Pentadienedioate
CAS No.	1712-36-3
Molecular Formula	C7H8O4
Molecular Weight	156.14 g/mol
Synonyms	Dimethyl Allene-1,3-dicarboxylate; 2,3-Pentadienedioic Acid, Dimethyl Ester; Allene-1,3-dicarboxylic Acid Dimethyl Ester; Methyl 2,3-Pentadienedioate; Dimethyl (1,2-Propadiene-1,3-diyl)dicarboxylate
EINECS	217-004-4

Quality Control

Our Dimethyl-2,3-Pentadienedioate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability, consistency, and reliability for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The compound may be sensitive to prolonged exposure to heat and moisture.

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.