Description

(Z)-3-Pentenoic Acid CAS NO 33698-87-2 is a high-purity, unsaturated carboxylic acid characterized by its specific cis-configuration, making it a valuable chiral building block and intermediate in advanced organic synthesis. Its controlled stereochemistry and reactive alkene functionality are critical for producing compounds with precise molecular architectures. This product is essential for research and development laboratories and industrial-scale manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in developing prostaglandin analogs and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where specific stereochemistry influences biological activity.
• Flavor & Fragrance Ingredient: Serves as a precursor for lactones and other compounds that contribute to fruity and creamy flavor notes in food and fragrance formulations.
• Polymer Chemistry: Acts as a monomer or co-monomer for creating functional polymers with tailored properties, such as adhesives, coatings, and specialty resins.
• Organic Synthesis Reagent: Employed in various name reactions, including Michael additions and cyclizations, to construct complex organic molecules in academic and industrial R&D.
• Liquid Crystal & Electronic Materials: A building block for synthesizing advanced organic materials used in display technologies and organic electronics.

Basic Information

Item	Details
Product Name	(Z)-3-Pentenoic Acid
CAS No.	33698-87-2
Molecular Formula	C5H8O2
Molecular Weight	100.12 g/mol
Synonyms	(Z)-3-Pentenoic Acid; cis-3-Pentenoic Acid; (3Z)-3-Pentenoic Acid; (Z)-Pent-3-enoic Acid; 3-Pentenoic Acid, (Z)-; beta,γ-Pentenoic Acid; 3-cis-Pentenoic Acid; trans-2-Penten-5-oic Acid (historical)
EINECS	Contact for details

Quality Control

Our (Z)-3-Pentenoic Acid is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including chromatographic purity assays and stereochemical confirmation. A Certificate of Analysis (COA) detailing specific results for identity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is easily oxidized (store under inert atmosphere) and is compatible with strong acid/organic solvent environments. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Isomeric Purity (Z-isomer)	≥ 95.0%
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.