Description

(+)-(3As,6As)-3A,6A-Dihydro-2,2-Dimethyl-4H-Cyclopenta-1,3-Dioxol-4-One is a high-purity chiral building block and synthetic intermediate of significant value in advanced organic synthesis. Its rigid, bicyclic dioxolane structure makes it a versatile precursor for constructing complex molecules with precise stereochemistry. This compound is essential for research and development chemists in the pharmaceutical and fine chemical industries, particularly for the synthesis of active pharmaceutical ingredients (APIs) and specialty agrochemicals where stereochemical control is paramount.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the asymmetric synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of enantiomerically pure pesticides and herbicides, where specific stereoisomers exhibit enhanced biological activity.
• Fine Chemical Manufacturing: Serves as a critical building block for creating specialty chemicals, flavors, and fragrances requiring high stereoselectivity.
• Academic & Industrial Research: A valuable reagent in methodological development for new asymmetric catalysis and organic transformation studies.
• Material Science Precursor: Potential use in synthesizing chiral ligands for catalysts or monomers for advanced polymeric materials.

Basic Information

Item	Detail
Product Name	(+)-(3As,6As)-3A,6A-Dihydro-2,2-Dimethyl-4H-Cyclopenta-1,3-Dioxol-4-One
CAS No.	104010-72-2
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	(3aS,6aS)-3a,6a-Dihydro-2,2-dimethyl-4H-cyclopenta[d][1,3]dioxol-4-one; (S,S)-2,2-Dimethylcyclopenta-1,3-dioxol-4-one; (+)-Dimethylcyclopentadiene dioxide; (S,S)-Dimethyl-4H-cyclopenta-1,3-dioxol-4-one; L-(+)-Dimethylcyclopentadienedioxide; (3aS-cis)-Hexahydro-2,2-dimethyl-4H-cyclopenta-1,3-dioxol-4-one; (S,S)-Dihydro-2,2-dimethyl-4H-cyclopenta-1,3-dioxol-4-one
EINECS	Contact for details

Quality Control

Our (+)-(3As,6As)-3A,6A-Dihydro-2,2-Dimethyl-4H-Cyclopenta-1,3-Dioxol-4-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Products undergo rigorous analytical testing, including chiral HPLC, to confirm enantiomeric excess and identity. Certificates of Analysis (COA) detailing purity, specific rotation, and impurity profiles are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. Due to its sensitivity, the container should be kept tightly sealed when not in use to prevent moisture absorption or contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Specific Rotation [α]	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.