Description

Benzaldehyde, 3,4-Diethynyl- (9Ci) is a specialized aromatic aldehyde derivative featuring two ethynyl substituents on the phenyl ring. This unique molecular architecture makes it a valuable high-purity building block for advanced organic synthesis and materials science research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Agrochemical Research: Used in developing new generation herbicides, fungicides, and plant growth regulators with enhanced efficacy.
• Material Science & Polymer Chemistry: Acts as a monomer or cross-linking agent for creating advanced polymers, resins, and conductive organic materials.
• Ligand Synthesis for Catalysis: Employed in the preparation of sophisticated ligands for transition metal catalysis, enabling novel synthetic transformations.
• Organic Electronic Materials: Investigated as a component in the development of organic semiconductors and light-emitting materials (OLEDs).
• Chemical Biology Probes: Utilized to synthesize molecular probes for studying biological processes and enzyme mechanisms.

Basic Information

Product Name	Benzaldehyde, 3,4-Diethynyl- (9Ci)
CAS No.	412041-54-4
Molecular Formula	C11H6O
Molecular Weight	154.17 g/mol
Synonyms	3,4-Diethynylbenzaldehyde; 1,2-Diethynyl-4-formylbenzene; 4-Formyl-1,2-diethynylbenzene; Benzaldehyde, 3,4-diethynyl-; 3,4-Bis(ethynyl)benzaldehyde
EINECS	Contact for details

Quality Control

Our Benzaldehyde, 3,4-Diethynyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR), to ensure it meets exacting R&D and process chemistry standards. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming batch-specific specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, well-ventilated area. Due to its sensitivity, keep away from oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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