Description

Cyclopropanecarboxaldehyde, 2-Butyl-1-Methoxy-, (1R,2S)-Rel- (9Ci) is a chiral, high-purity chemical building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of pharmaceuticals and agrochemicals, where its defined stereochemistry is critical for biological activity. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-infective therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific stereoisomers exhibit enhanced efficacy.
• Asymmetric Catalysis Research: Serves as a valuable substrate or ligand precursor in the development of new chiral catalysts and methodologies.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals and flavors/fragrances.
• Academic & Industrial R&D: A key material for investigating new cyclopropane-based reactions and structure-activity relationships (SAR).

Basic Information

Product Name	Cyclopropanecarboxaldehyde, 2-Butyl-1-Methoxy-, (1R,2S)-Rel- (9Ci)
CAS No.	193070-58-5
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	(1R,2S)-rel-2-Butyl-1-methoxycyclopropanecarboxaldehyde; rel-(1R,2S)-2-Butyl-1-methoxycyclopropanecarbaldehyde; 2-Butyl-1-methoxycyclopropanecarboxaldehyde (rel-(1R,2S)-); 1-Methoxy-2-butylcyclopropanecarboxaldehyde; Cyclopropanecarboxaldehyde, 2-butyl-1-methoxy-, (1R,2S)-rel-
EINECS	Contact for details

Quality Control

Our production of Cyclopropanecarboxaldehyde, 2-Butyl-1-Methoxy-, (1R,2S)-Rel- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chiral purity. Each lot is characterized using advanced analytical techniques including HPLC, GC, and chiral analysis. Certificates of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles are provided with every shipment to support your GMP or research documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. Due to its sensitivity, keep away from oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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