Description

2-Butenedioic Acid, 2-Hydroxy-, 1,4-Diethyl Ester, (2Z)- is a high-purity, specialized diester derivative of maleic acid, also known as diethyl 2-hydroxymaleate. This compound serves as a versatile and valuable chemical intermediate and building block in advanced organic synthesis. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for the development of complex molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Acts as a precursor for dyes, pigments, and performance chemicals requiring the maleate ester functional group.
• Polymer Modification: Employed as a co-monomer or cross-linking agent to introduce specific functional groups into polymer chains, enhancing properties like adhesion or reactivity.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and creating novel chemical entities.
• Flavor and Fragrance Ingredient: Potential use as an intermediate in the synthesis of certain ester-based aroma compounds.

Basic Information

Product Name	2-Butenedioic Acid, 2-Hydroxy-, 1,4-Diethyl Ester, (2Z)-
CAS No.	98790-56-8
Molecular Formula	C8H12O5
Molecular Weight	188.18 g/mol
Synonyms	Diethyl 2-Hydroxymaleate; (Z)-Diethyl 2-Hydroxymaleate; Diethyl (Z)-2-Hydroxybut-2-enedioate; 2-Hydroxymaleic Acid Diethyl Ester; 2-Hydroxybut-2-enedioic Acid Diethyl Ester; (2Z)-2-Hydroxybut-2-enedioic Acid Diethyl Ester; Diethyl (2Z)-2-Hydroxy-2-butenedioate
EINECS	Contact for details

Quality Control

Our production of 2-Butenedioic Acid, 2-Hydroxy-, 1,4-Diethyl Ester, (2Z)- adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and GC/MS for identity confirmation, to ensure it meets exacting specifications for use in sensitive applications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources. The compound may be moisture-sensitive; keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.