Description

1,3-Dioxolane-4-Carboxylicacid,4-Ethyl-2,2,5-Trimethyl-,Methylester,(4R,5S)-(9Ci) is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. Its precise molecular architecture makes it a valuable intermediate for constructing complex, biologically active molecules. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new therapeutic agents, particularly for complex target molecules.
• Asymmetric Synthesis: Utilized as a building block in stereoselective reactions to introduce specific chiral centers into target compounds.
• Fine Chemical Production: Serves as a precursor in the multi-step synthesis of specialty chemicals, agrochemicals, and flavors & fragrances.
• Academic & Industrial R&D: Used in methodological studies and process chemistry development within organic chemistry laboratories.
• Ligand and Catalyst Development: Potential precursor for creating novel chiral ligands or organocatalysts used in enantioselective transformations.

Basic Information

Product Name	1,3-Dioxolane-4-Carboxylicacid,4-Ethyl-2,2,5-Trimethyl-,Methylester,(4R,5S)-(9Ci)
CAS No.	790721-00-5
Molecular Formula	C10H18O4
Molecular Weight	202.25 g/mol
Synonyms	(4R,5S)-4-Ethyl-2,2,5-trimethyl-1,3-dioxolane-4-carboxylic acid methyl ester; Methyl (4R,5S)-4-ethyl-2,2,5-trimethyl-1,3-dioxolane-4-carboxylate; 1,3-Dioxolane-4-carboxylic acid, 4-ethyl-2,2,5-trimethyl-, methyl ester, (4R,5S)-; (4R,5S)-4-Ethyl-2,2,5-trimethyl-1,3-dioxolan-4-yl methyl carboxylate; Chiral dioxolane ester; 790721-00-5
EINECS	Contact for details

Quality Control

Our production of 1,3-Dioxolane-4-Carboxylicacid,4-Ethyl-2,2,5-Trimethyl-,Methylester,(4R,5S)-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. All materials undergo comprehensive analytical characterization, including chiral purity verification. A detailed Certificate of Analysis (COA) providing specifications for identity, purity, and enantiomeric excess is supplied with each batch to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.