Description

Benzaldehyde, 2-(Ethynyloxy)- (9Ci) CAS NO 173724-15-7 is a specialized aromatic aldehyde derivative featuring an ethynyloxy functional group, making it a valuable synthon for advanced organic synthesis. This compound is particularly significant for its role as a key building block in the development of complex molecules, including pharmaceuticals, agrochemicals, and functional materials. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring alkyne-linked aromatic systems.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, resins, and advanced organic frameworks.
• Ligand and Catalyst Development: Employed in the creation of novel ligands for transition metal catalysis and organocatalysts.
• Chemical Research: A versatile building block in academic and industrial research for heterocyclic chemistry and the synthesis of natural product analogs.
• Fine Chemical Production: Utilized in the multi-step synthesis of complex flavors, fragrances, and dyes.

Basic Information

Product Name	Benzaldehyde, 2-(Ethynyloxy)- (9Ci)
CAS No.	173724-15-7
Molecular Formula	C9H6O2
Molecular Weight	146.14 g/mol
Synonyms	2-(Ethynyloxy)benzaldehyde; o-(Ethynyloxy)benzaldehyde; 2-Ethynyloxybenzaldehyde; Benzaldehyde, o-(ethynyloxy)-; (2-Formylphenoxy)acetylene; 2-Ethynyloxy-benzaldehyde; 1-Ethynyloxy-2-formylbenzene
EINECS	Contact for details

Quality Control

Our Benzaldehyde, 2-(Ethynyloxy)- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for purity, assay, and impurity profiles are available upon request, supporting compliance with internal specifications and research requirements.

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). This material 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 heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (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.