Description

tert-Butyl Cyclopropanecarboxylate is a valuable ester compound featuring a cyclopropane ring, serving as a versatile chemical intermediate in advanced organic synthesis. Its structure makes it a critical building block for constructing complex molecular frameworks, particularly in pharmaceutical research and development. This high-purity intermediate is essential for chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable and scalable raw materials for active ingredient synthesis.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing cyclopropane motifs for enhanced biological activity.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopropane group contributes to product efficacy and stability.
• Organic Synthesis Reagent: Employed in various organic transformations, including esterification, cross-coupling reactions, and as a precursor for cyclopropane-containing compounds.
• Material Science Research: Acts as a monomer or precursor in the development of novel polymers and advanced materials with specific structural properties.
• Flavor and Fragrance Industry: Serves as an intermediate for synthesizing specific ester-based aroma compounds.
• Academic and R&D Laboratories: Utilized in research settings for method development and the exploration of new synthetic pathways.

Basic Information

Product Name	tert-Butyl Cyclopropanecarboxylate
CAS No.	87661-20-9
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	Cyclopropanecarboxylic acid tert-butyl ester; tert-Butyl cyclopropanecarboxylate; Cyclopropanecarboxylic acid 1,1-dimethylethyl ester; 1,1-Dimethylethyl cyclopropanecarboxylate; t-Butyl cyclopropanecarboxylate; Cyclopropanecarboxylic acid, 1,1-dimethylethyl ester; Butyl cyclopropanecarboxylate (tert-); Cyclopropanecarboxylic acid tert-butylester
EINECS	Contact for details

Quality Control

Our tert-Butyl Cyclopropanecarboxylate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. The container should be kept tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
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.