Description

Cyclobutanecarboxylic Acid, 2-Formyl-, Methyl Ester (9Ci) is a specialized organic building block featuring both aldehyde and ester functional groups on a cyclobutane ring. This unique bifunctional structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical and agrochemical R&D teams for constructing novel active compounds and by academic researchers exploring new synthetic methodologies.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for constructing constrained ring systems and chiral centers.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its reactive functional groups for structural diversification.
• Organic Synthesis Building Block: Serves as a versatile starting material for synthesizing complex natural products, ligands, and specialty chemicals.
• Material Science Research: Investigated as a monomer or cross-linking agent for developing polymers with specific thermal or mechanical properties.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and enzyme functions.

Basic Information

Product Name	Cyclobutanecarboxylic Acid, 2-Formyl-, Methyl Ester (9Ci)
CAS No.	129740-69-8
Molecular Formula	C7H10O3
Molecular Weight	142.15 g/mol
Synonyms	2-Formylcyclobutanecarboxylic Acid Methyl Ester; Methyl 2-Formylcyclobutanecarboxylate; Cyclobutanecarboxylic acid, 2-formyl-, methyl ester; 2-(Methoxycarbonyl)cyclobutanecarboxaldehyde
EINECS	Contact for details

Quality Control

Our Cyclobutanecarboxylic Acid, 2-Formyl-, Methyl Ester (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications for research and development use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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