Description

1-tert-Butyl-3-Pivaloylcyclopropene is a specialized, high-value cyclopropene derivative used as a key synthetic intermediate in advanced organic synthesis. Its unique sterically hindered structure makes it a valuable precursor for constructing complex molecular frameworks, particularly in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. This compound is essential for research and production chemists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to introduce cyclopropene motifs with high selectivity.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, especially those requiring sterically hindered cyclopropene rings for biological activity modulation.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the cyclopropene unit can impart unique biological properties.
• Ligand and Catalyst Development: Acts as a precursor for creating specialized ligands in organometallic chemistry and catalysis.
• Material Science Research: Employed in the synthesis of monomers or additives for advanced polymeric materials with tailored properties.
• Academic and R&D Laboratories: A valuable reagent for methodological development in organic chemistry, including cycloaddition reactions and ring-opening polymerizations.
• Fine Chemical Production: Utilized in the multi-step synthesis of complex fragrance, flavor, or dye molecules.

Basic Information

Product Name	1-tert-Butyl-3-Pivaloylcyclopropene
CAS No.	19576-21-7
Molecular Formula	C12H20O
Molecular Weight	180.29 g/mol
Synonyms	3-(2,2-Dimethylpropanoyl)-1-(1,1-dimethylethyl)cyclopropene; 1-(tert-Butyl)-3-pivaloylcyclopropene; tert-Butyl pivaloylcyclopropene; Pivaloyl tert-butylcyclopropene
EINECS	Contact for details

Quality Control

Every batch of 1-tert-Butyl-3-Pivaloylcyclopropene is manufactured and analyzed under strict quality management protocols to ensure consistency and purity for demanding synthetic applications. Our products undergo rigorous quality testing, including chromatographic purity analysis and identity confirmation, to ensure compliance with industry standards. A comprehensive Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment and is available upon request.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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