Description

Bicyclo[3.1.0]Hexane-1-Carboxylic Acid, 4-Oxo-, Methyl Ester (9Ci) is a high-purity, specialized bicyclic organic compound serving as a critical building block in advanced synthetic chemistry. This compound matters for its unique strained ring structure and functional groups, which enable the synthesis of complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for candidates with complex polycyclic frameworks.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides that require specific three-dimensional steric properties for target binding.
• Material Science Research: Serves as a precursor for developing specialty polymers, liquid crystals, or organic electronic materials with tailored properties.
• Academic & Industrial R&D: A valuable reagent in methodological chemistry research, including studies on ring-strain reactions, cycloadditions, and catalysis.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance compounds, flavors, and other high-value specialty chemicals.

Basic Information

Product Name	Bicyclo[3.1.0]Hexane-1-Carboxylic Acid, 4-Oxo-, Methyl Ester (9Ci)
CAS No.	154184-56-2
Molecular Formula	C8H10O3
Molecular Weight	154.16 g/mol
Synonyms	Methyl 4-oxobicyclo[3.1.0]hexane-1-carboxylate; 4-Oxobicyclo[3.1.0]hexane-1-carboxylic acid methyl ester; Bicyclo[3.1.0]hexane-1-carboxylic acid, 4-oxo-, methyl ester; Methyl 4-oxobicyclo[3.1.0]hexan-1-carboxylate; 1-Carbomethoxy-4-oxobicyclo[3.1.0]hexane
EINECS	Contact for details

Quality Control

Our Bicyclo[3.1.0]Hexane-1-Carboxylic Acid, 4-Oxo-, Methyl Ester (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the product under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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