Description

Benzaldehyde, 2-(Cyclopropylidenemethyl)- (9Ci) is a specialized aromatic aldehyde derivative characterized by its unique cyclopropylidene substituent. This structural feature makes it a valuable high-purity synthetic intermediate for constructing complex molecular architectures in advanced chemical synthesis. It is primarily sought by pharmaceutical R&D and fine chemical manufacturers for applications requiring precise molecular control.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Flavor & Fragrance (F&F) Industry: Serves as a precursor for creating unique, complex aroma chemicals and specialty flavors.
• Organic Electronics & Material Science: Intermediate in the production of specialty polymers, ligands for catalysts, and organic semiconductors.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry and material science laboratories.
• Specialty Chemical Manufacturing: Employed in the synthesis of dyes, photostabilizers, and other performance chemicals.

Basic Information

Product Name	Benzaldehyde, 2-(Cyclopropylidenemethyl)- (9Ci)
CAS No.	111653-84-0
Molecular Formula	C11H10O
Molecular Weight	158.20 g/mol
Synonyms	2-(Cyclopropylidenemethyl)benzaldehyde; 2-[(Cyclopropylidene)methyl]benzaldehyde; Benzaldehyde, o-(cyclopropylidenemethyl)-; 2-(1-Cyclopropyliden-1-methyl)benzaldehyde; (2-Formylphenyl)cyclopropylidene methane; α-(Cyclopropylidene)-o-tolualdehyde; o-(Cyclopropylidenemethyl)benzaldehyde
EINECS	Contact for details

Quality Control

Our Benzaldehyde, 2-(Cyclopropylidenemethyl)- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR analysis, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled and stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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