Description

Acetic Acid, (5-Ethoxydihydro-3(2H)-Furanylidene)-, Ethyl Ester, (E)- (9Ci) is a specialized organic ester compound with a unique furan-derived structure, identified by CAS number 119614-41-4. This chemical is valued for its role as a versatile synthetic intermediate and building block in advanced organic synthesis. It is primarily needed by research and development laboratories, fine chemical manufacturers, and pharmaceutical companies engaged in the synthesis of complex molecules, heterocyclic compounds, and novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those containing functionalized furan or dihydrofuran moieties.
• Fine Chemical Synthesis: Used as a specialized building block for constructing complex organic molecules in research and custom synthesis projects.
• Agrochemical Research: Employed in the development and synthesis of new generation pesticides, herbicides, and plant growth regulators.
• Material Science: Acts as a monomer or modifier in the research of advanced polymers and functional materials with specific optical or electronic properties.
• Flavor & Fragrance Industry: Potential use in the synthesis of complex ester-based aroma chemicals and flavoring agents due to its specific structural features.

Basic Information

Product Name	Acetic Acid, (5-Ethoxydihydro-3(2H)-Furanylidene)-, Ethyl Ester, (E)- (9Ci)
CAS No.	119614-41-4
Molecular Formula	C10H16O4
Molecular Weight	200.23 g/mol
Synonyms	(E)-Ethyl (5-ethoxydihydro-3(2H)-furanylidene)acetate; Ethyl (E)-(5-ethoxytetrahydro-3-furylidene)acetate; 2-(5-Ethoxy-2,5-dihydro-3-furylidene)acetic acid ethyl ester; (E)-2-(5-Ethoxy-2,5-dihydrofuran-3-ylidene)acetic acid ethyl ester; Acetic acid, 2-(5-ethoxy-2,5-dihydro-3-furanylidene)-, ethyl ester, (E)-; 119614-41-4; Ethyl 2-((E)-(5-ethoxytetrahydrofuran-3-ylidene))acetate
EINECS	Contact for details

Quality Control

Our Acetic Acid, (5-Ethoxydihydro-3(2H)-Furanylidene)-, Ethyl Ester, (E)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) detailing specifications such as assay (by HPLC or GC), related substances, and physical parameters. Our quality commitment supports compliance with cGMP and ISO standards for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. This material may be sensitive to moisture and prolonged exposure to air; consider storage under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 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.