Description

3-Pentenoic Acid, 4-Hydroxy-2-Oxo-, (Z)- (9Ci) is a specialized organic compound featuring a unique structure with both hydroxyl and oxo (ketone) functional groups on an unsaturated pentenoic acid chain. This molecular architecture makes it a valuable chiral building block and intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought by professionals in the pharmaceutical, agrochemical, and fine chemical sectors for applications in asymmetric synthesis and the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where its functional groups enable the construction of complex molecular frameworks.
• Fine Chemical Production: Acts as a versatile building block for synthesizing specialty chemicals, flavors, fragrances, and advanced materials.
• Academic & Industrial Research: Employed in chemical research for studying reaction mechanisms, developing new synthetic methodologies, and creating novel compound libraries.
• Bioconjugate Chemistry: Potential use in the synthesis of labeled compounds or probes for biochemical and diagnostic applications due to its reactive sites.

Basic Information

Product Name	3-Pentenoic Acid, 4-Hydroxy-2-Oxo-, (Z)- (9Ci)
CAS No.	734509-93-4
Molecular Formula	C₅H₆O₄
Molecular Weight	130.10 g/mol
Synonyms	(Z)-4-Hydroxy-2-oxo-3-pentenoic acid; (Z)-4-Hydroxy-2-oxopent-3-enoic acid; 4-Hydroxy-2-oxo-(3Z)-pentenoic acid; 3-Pentenoic acid, 4-hydroxy-2-oxo-, (Z)-; 4-Hydroxy-2-oxo-3-pentenoic acid (Z)-isomer
EINECS	Contact for details

Quality Control

Our 3-Pentenoic Acid, 4-Hydroxy-2-Oxo-, (Z)- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral purity assessment, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and specification compliance.

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). This compound may be hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity	≥ 98.0% ee (Z-isomer)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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