Description

Cyclopropanone, 2-(1,1-Dimethylethyl)-3-(1-Methylethyl)-, (2S,3R)- (9Ci) is a high-purity, stereochemically defined cyclopropanone derivative, a class of compounds valued for their unique three-membered ring structure and reactivity. This compound serves as a sophisticated chiral building block and synthetic intermediate, enabling the construction of complex molecular architectures with precise stereocontrol. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring high stereochemical fidelity.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for constructing constrained ring systems.
• Agrochemical Synthesis: Used in the synthesis of advanced crop protection agents and herbicides where specific stereochemistry is crucial for biological activity.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for cyclopropanation reactions, ring-expansion studies, and the synthesis of natural product analogs.
• Material Science Research: Investigated as a precursor for specialty polymers or ligands with unique structural properties derived from the strained cyclopropanone core.
• Catalyst & Ligand Development: Serves as a starting material for creating novel chiral catalysts or complex ligands used in asymmetric synthesis.

Basic Information

Product Name	Cyclopropanone, 2-(1,1-Dimethylethyl)-3-(1-Methylethyl)-, (2S,3R)- (9Ci)
CAS No.	738587-98-9
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	(2S,3R)-2-tert-Butyl-3-isopropylcyclopropanone; (2S,3R)-2-(tert-Butyl)-3-(isopropyl)cyclopropanone; 2-tert-Butyl-3-isopropylcyclopropanone (stereoisomer); tert-Butyl isopropyl cyclopropanone; (2S,3R)-2-(1,1-Dimethylethyl)-3-(1-methylethyl)cyclopropanone; Cyclopropanone, 2-tert-butyl-3-isopropyl-, (2S,3R)-; (2S,3R)-2-(tert-Butyl)-3-(propan-2-yl)cyclopropan-1-one
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, detailing key parameters such as chiral purity (enantiomeric excess), chemical purity (by HPLC/GC), and identity confirmation. We adhere to strict in-process controls to guarantee batch-to-batch consistency for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be sensitive to prolonged exposure to air and moisture; store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% e.e.
Water Content (KF)	≤ 0.5%

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