Description

(1S-Cis)-2,2-Dimethyl-3-(2-Methylprop-1-Enyl)Cyclopropanecarboxylic Acid CAS NO 26771-06-2 is a high-purity, stereochemically defined cyclopropanecarboxylic acid derivative. This compound is a critical chiral intermediate and building block in advanced organic synthesis, valued for its rigid cyclopropane ring structure and defined stereochemistry. It is essential for research and production in the pharmaceutical and agrochemical industries, where precise molecular architecture is required for developing active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of novel therapeutic agents.
• Agrochemical Synthesis: Used as a building block in the manufacture of advanced pesticides and herbicides, leveraging its structural properties for biological activity.
• Fine Chemical Production: Serves as a precursor in the synthesis of complex fragrance and flavor compounds, dyes, and other specialty chemicals.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry, including studies on cyclopropane chemistry and asymmetric synthesis.
• Material Science: Potential use as a monomer or modifier in the synthesis of specialized polymers with unique thermal or mechanical properties.

Basic Information

Product Name	(1S-Cis)-2,2-Dimethyl-3-(2-Methylprop-1-Enyl)Cyclopropanecarboxylic Acid
CAS No.	26771-06-2
Molecular Formula	C10H16O2
Molecular Weight	168.23 g/mol
Synonyms	(1S,3S)-Chrysanthemic Acid; (1S-cis)-Chrysanthemic Acid; (+)-trans-Chrysanthemic Acid; (1S,3S)-2,2-Dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylic Acid; (+)-(1S,3S)-Chrysanthemic Acid; (1S,3S)-2,2-Dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylic Acid; (1S,3S)-2,2-Dimethyl-3-isobutenylcyclopropanecarboxylic Acid
EINECS	Contact for details

Quality Control

Our (1S-Cis)-2,2-Dimethyl-3-(2-Methylprop-1-Enyl)Cyclopropanecarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for our global B2B clients.

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). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (1S,3S isomer)
Loss on Drying	≤ 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.