Description

1-Oxaspiro[2.3]Hexane-5-Carboxylicacid,Methylester,cis-(9Ci) is a high-value, specialized spirocyclic compound that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique oxaspiro[2.3]hexane scaffold makes it a versatile building block for constructing complex molecular architectures with precise stereochemistry. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-infective therapeutic areas.
• Agrochemical Research: Used in the development of new-generation herbicides and pesticides with unique modes of action.
• Material Science: Acts as a precursor for specialty polymers and advanced materials requiring specific cyclic ether functionalities.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis, including ring-opening and cross-coupling reactions.
• Fine Chemical Synthesis: Employed in the multi-step production of complex fragrances, flavors, and other high-value specialty chemicals.

Basic Information

Product Name	1-Oxaspiro[2.3]Hexane-5-Carboxylicacid,Methylester,cis-(9Ci)
CAS No.	578715-81-8
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	Methyl cis-1-oxaspiro[2.3]hexane-5-carboxylate; cis-Methyl 1-oxaspiro[2.3]hexane-5-carboxylate; 1-Oxaspiro[2.3]hexane-5-carboxylic acid, methyl ester, cis-; Methyl (cis)-1-oxaspiro[2.3]hexane-5-carboxylate; Spiro[oxirane-2,1'-cyclopropane]-3-carboxylic acid, 3-methyl ester, (1'R,3S)-rel-; 578715-81-8; cis-Oxaspirohexane methyl ester
EINECS	Contact for details

Quality Control

Every batch of 1-Oxaspiro[2.3]Hexane-5-Carboxylicacid,Methylester,cis-(9Ci) is manufactured under strict quality management systems. We provide comprehensive analytical documentation to ensure the identity, purity, and consistency required for critical R&D and scale-up processes. A detailed Certificate of Analysis (COA) with chromatographic purity data, enantiomeric excess (if applicable), and full spectroscopic characterization (NMR, IR, MS) is supplied with each 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 (typically 15-25°C). The compound may be sensitive to moisture and prolonged exposure to air; for long-term storage under an inert atmosphere (e.g., nitrogen or argon), please contact our technical team.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
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.