Description

2,3-Dimethyl-Cyclopropanecarboxylic Acid, (Methyltrans) is a specialized cyclopropane derivative carboxylic acid characterized by its unique sterically constrained three-membered ring structure. This compound serves as a valuable chiral building block and intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting CNS and anti-infective agents.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, leveraging its rigid cyclopropane core for bioactive molecule design.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands and organocatalysts used in asymmetric synthesis.
• Fine Chemical Production: Employed in the multi-step synthesis of complex flavors, fragrances, and other high-value specialty chemicals.
• Material Science Research: Investigated as a monomer or additive for creating polymers with unique thermal and mechanical properties.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic chemistry, including ring-opening and functionalization reactions.

Basic Information

Product Name	2,3-Dimethyl-Cyclopropanecarboxylic Acid, (Methyltrans)
CAS No.	17219-23-7
Molecular Formula	C7H12O2
Molecular Weight	128.17 g/mol
Synonyms	(1R,2S)-rel-2,3-Dimethylcyclopropanecarboxylic Acid; trans-2,3-Dimethylcyclopropanecarboxylic Acid; Methyltrans-2,3-Dimethylcyclopropanecarboxylic Acid; 2,3-Dimethylcyclopropanecarboxylic Acid (trans); (1R,2S)-2,3-Dimethylcyclopropanecarboxylic Acid; NSC 221981; Bicyclo[1.1.0]butane-1-carboxylic acid, 2,3-dimethyl-
EINECS	Contact for details

Quality Control

Our 2,3-Dimethyl-Cyclopropanecarboxylic Acid, (Methyltrans) is manufactured under a strict quality management system. Every batch is subjected to comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and enantiomeric excess meet exacting standards. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each 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, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Purity (Chiral HPLC)	≥ 98.0% ee
Melting Point	Contact for details
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.