Description

3-Pentenoic Acid, 4-Hydroxy- (9Ci) is a specialized unsaturated hydroxy acid with significant synthetic utility. This compound serves as a versatile chiral building block and intermediate in the synthesis of complex organic molecules, offering a unique combination of functional groups for chemical derivatization. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and fine chemical industries for applications in medicinal chemistry, flavor/fragrance synthesis, and advanced material science.

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 research and development of novel herbicides, fungicides, and plant growth regulators.
• Flavor and Fragrance Industry: Acts as a precursor for the synthesis of lactones and other aroma compounds.
• Fine Chemical Production: Serves as a versatile building block for custom synthesis and the preparation of specialty chemicals.
• Academic & Industrial Research: Employed in methodological studies, catalysis research, and the development of new synthetic pathways.
• Polymer Chemistry: Potential monomer or modifier for creating functionalized polymers with specific properties.

Basic Information

Product Name	3-Pentenoic Acid, 4-Hydroxy- (9Ci)
CAS No.	117425-95-3
Molecular Formula	C5H8O3
Molecular Weight	116.12 g/mol
Synonyms	4-Hydroxy-3-pentenoic Acid; 4-Hydroxypent-3-enoic Acid; (E/Z)-4-Hydroxypent-3-enoic Acid; 3-Pentenoic acid, 4-hydroxy-; 4-Hydroxy-3-pentenoic acid (mixture of isomers); 4-Hydroxy-δ3-pentenoic Acid
EINECS	Contact for details

Quality Control

Our 3-Pentenoic Acid, 4-Hydroxy- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) detailing specifications such as assay, enantiomeric excess (if applicable), and impurity profiles. Our quality systems support compliance with cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) in its original packaging to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Specific Rotation (if chiral)	Contact for details

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