Description

4H-Cyclopenta-1,3-Dioxole,4-Ethenyltetrahydro-6-Methoxy-2,2-Dimethyl-,(3Ar,4R,6R,6As)-(9Ci) is a high-purity, stereochemically defined chemical intermediate of significant interest in advanced organic synthesis. This compound matters for its role as a sophisticated building block in the development of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific chiral and functional complexity into target compounds.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel active pharmaceutical ingredients (APIs), especially in central nervous system (CNS) and antiviral research.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides requiring specific stereochemistry for optimal biological activity.
• Fine Chemical Production: Serves as a precursor in the manufacture of complex fragrances, flavors, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, particularly in studies involving cyclopentane and dioxole ring systems.
• Material Science Research: Potential monomer or precursor for developing novel polymers with specific optical or electronic properties.

Basic Information

Product Name	4H-Cyclopenta-1,3-Dioxole,4-Ethenyltetrahydro-6-Methoxy-2,2-Dimethyl-,(3Ar,4R,6R,6As)-(9Ci)
CAS No.	828937-31-1
Molecular Formula	C11H18O3
Molecular Weight	198.26 g/mol
Synonyms	(3aR,4R,6R,6aS)-4-Ethenyltetrahydro-6-methoxy-2,2-dimethyl-4H-cyclopenta-1,3-dioxole; 4-Vinyl-6-methoxy-2,2-dimethyl-4,4a,5,6-tetrahydro-4H-cyclopenta[d][1,3]dioxole (stereospecific); (4R,4aR,6R,6aR)-4-Ethenyl-6-methoxy-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxole; A chiral cyclopentane dioxole derivative.
EINECS	Contact for details

Quality Control

Our 4H-Cyclopenta-1,3-Dioxole,4-Ethenyltetrahydro-6-Methoxy-2,2-Dimethyl-,(3Ar,4R,6R,6As)-(9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC and structural confirmation by NMR and MS, to ensure high chemical and stereochemical purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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