Description

tert-Butyl 2-oxocyclopentanecarboxylate is a high-purity organic building block and protected keto-ester intermediate. This compound is valued for its role in facilitating complex synthetic pathways, particularly in the construction of cyclic and polyfunctional molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical industries for the development of active pharmaceutical ingredients (APIs) and advanced materials.

Application

• Pharmaceutical Intermediate: A key synthon in the multi-step synthesis of complex drug candidates, including prostaglandins, steroids, and other bioactive molecules with cyclic frameworks.
• Organic Synthesis Building Block: Utilized in reactions such as alkylations, condensations, and ring-forming transformations due to its reactive carbonyl and protected ester functionalities.
• Agrochemical Research: Serves as a precursor in the development of novel herbicides, fungicides, and plant growth regulators requiring specific cyclic ketone structures.
• Material Science: Employed in the research and development of specialty polymers, ligands for catalysis, and organic electronic materials.
• Academic & R&D Laboratories: Used extensively in methodological development and synthetic chemistry research for constructing complex molecular architectures.

Basic Information

Product Name	tert-Butyl 2-Oxocyclopentanecarboxylate
CAS No.	84109-76-2
Molecular Formula	C10H16O3
Molecular Weight	184.23 g/mol
Synonyms	2-Oxocyclopentanecarboxylic acid tert-butyl ester; tert-Butyl 2-oxocyclopentane-1-carboxylate; 1-(tert-Butoxycarbonyl)cyclopentan-2-one; 2-Oxo-cyclopentanecarboxylic acid tert-butyl ester; Cyclopentanone-2-carboxylic acid tert-butyl ester; tert-Butyl cyclopentanone-2-carboxylate; 84109-76-2; TBOCP
EINECS	Contact for details

Quality Control

Our tert-Butyl 2-oxocyclopentanecarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider holding under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.