Description

2,9-Dimethyl-5-Decyne is a high-purity, branched-chain alkyne with the CAS number 19550-56-2. This specialty chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its unique structural features. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors who require precise molecular frameworks for developing new compounds and functional materials.

Application

• As a key synthetic intermediate in pharmaceutical research for the development of novel active ingredients.
• Utilized in agrochemical synthesis for creating advanced crop protection agents and plant growth regulators.
• Serving as a building block in material science for the production of specialty polymers and advanced organic materials.
• Employed in academic and industrial R&D for studying alkyne chemistry and developing new catalytic processes.
• Used in the synthesis of fine chemicals and complex organic molecules requiring specific alkyl chain architectures.
• Potential application as a ligand precursor or modifier in organometallic chemistry and catalysis.

Basic Information

Product Name	2,9-Dimethyl-5-Decyne
CAS No.	19550-56-2
Molecular Formula	C₁₂H₂₂
Molecular Weight	166.30 g/mol
Synonyms	5-Decyne, 2,9-dimethyl-; 2,9-Dimethyldec-5-yne; 2,9-Dimethyl-5-decyne; 5-Decyne,2,9-dimethyl-; 2,9-Dimethyl-dec-5-in; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 2,9-Dimethyl-5-Decyne is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation. Certificates of Analysis (COA) detailing all quality parameters are available upon request to support your regulatory and research requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

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

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