Description

3-Pentenoic Acid, 1,1-Dimethylethyl Ester, (Z)- is a high-purity, unsaturated ester derivative of pentenoic acid, serving as a versatile and valuable chemical intermediate. Its defined stereochemistry and reactive alkene functionality make it a critical building block for synthesizing complex molecules in advanced research and industrial processes. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to develop new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in routes requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where its unsaturated backbone is incorporated into final active molecules.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty organic compounds requiring the (Z)-pentenoate structure.
• Polymer & Material Science: Acts as a monomer or co-monomer in the development of specialized polymers with tailored properties.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for Diels-Alder reactions, hydrogenations, and other catalytic transformations.

Basic Information

Product Name	3-Pentenoic Acid, 1,1-Dimethylethyl Ester, (Z)-
CAS No.	81643-00-7
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	(Z)-3-Pentenoic acid tert-butyl ester; tert-Butyl (Z)-3-pentenoate; (Z)-tert-Butyl 3-pentenoate; 1,1-Dimethylethyl (3Z)-3-pentenoate; (Z)-3-Pentenoic acid 1,1-dimethylethyl ester; (3Z)-3-Pentenoic acid tert-butyl ester; tert-Butyl (3Z)-pent-3-enoate
EINECS	Contact for details

Quality Control

Our 3-Pentenoic Acid, 1,1-Dimethylethyl Ester, (Z)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency meet the highest standards. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids, bases, and oxidizing agents. Due to its organic solvent nature and potential sensitivity, containers should be kept tightly sealed when not in use to maintain purity and prevent contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0% (Area %)
Isomeric Purity ((Z)-isomer)	≥ 98.0% (by GC or NMR)
Water Content (KF)	≤ 0.5%

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