Description

2-Butenoic Acid, 4-(2-Hydroxy-6-Oxo-1-Cyclohexen-1-Yl)-, Ethyl Ester, (2E)- (9Ci) is a specialized, high-purity organic ester compound of significant interest in advanced chemical synthesis. This product serves as a critical building block or key intermediate for the development of complex molecules in research and industrial applications. It is primarily sought after by pharmaceutical R&D teams and fine chemical manufacturers for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, particularly those with cyclic or polyfunctional structures.
• Organic Synthesis Building Block: Utilized in multi-step synthetic routes to construct intricate molecular frameworks in research laboratories.
• Agrochemical Research: Serves as an intermediate for developing new active ingredients in crop protection and plant science.
• Material Science: Potential use in the synthesis of specialty polymers or functional organic materials with specific properties.
• Chemical Reference Standard: Used as a high-purity analytical standard for method development and quality control in related chemical processes.

Basic Information

Item	Detail
Product Name	2-Butenoic Acid, 4-(2-Hydroxy-6-Oxo-1-Cyclohexen-1-Yl)-, Ethyl Ester, (2E)- (9Ci)
CAS No.	490018-43-4
Molecular Formula	C13H18O5
Molecular Weight	254.28 g/mol
Synonyms	(2E)-4-(2-Hydroxy-6-oxocyclohex-1-en-1-yl)but-2-enoic acid ethyl ester; Ethyl (2E)-4-(2-hydroxy-6-oxo-1-cyclohexen-1-yl)-2-butenoate; 4-(2-Hydroxy-6-oxo-1-cyclohexen-1-yl)-2-butenoic acid ethyl ester, (E)-; Ethyl 4-(2-hydroxy-6-oxocyclohex-1-en-1-yl)but-2-enoate; 490018-43-4; (E)-Ethyl 4-(2-hydroxy-6-oxocyclohex-1-en-1-yl)but-2-enoate
EINECS	Contact for details

Quality Control

Our production of 2-Butenoic Acid, 4-(2-Hydroxy-6-Oxo-1-Cyclohexen-1-Yl)-, Ethyl Ester, (2E)- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. All materials undergo comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications 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 area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 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.