Description

5,5-Dimethyl-3-Heptyne is a branched-chain alkyne, a versatile organic building block characterized by its unique triple bond and sterically hindered structure. This compound matters as a valuable intermediate in fine chemical synthesis, offering a reactive site for functionalization and enabling the construction of complex molecular architectures. Industries such as pharmaceuticals, agrochemicals, and advanced material science need it for research and development, particularly in creating novel active ingredients and specialty polymers. Its specific structure makes it useful for introducing rigidity and specific spatial orientations into target molecules.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), leveraging its alkyne functionality for click chemistry and coupling reactions.
• Agrochemical Synthesis: Serves as a key precursor in developing new pesticides, herbicides, and plant growth regulators with tailored properties.
• Material Science Research: Employed in the creation of specialty polymers, dendrimers, and liquid crystals where the alkyne group enables precise cross-linking and polymerization.
• Organic Synthesis Building Block: Acts as a fundamental reagent in academic and industrial R&D for constructing complex organic molecules, including natural product analogs.
• Ligand and Catalyst Development: Utilized in the preparation of novel ligands for transition metal catalysis and organometallic complexes.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals with unique structural motifs.

Basic Information

Product Name	5,5-Dimethyl-3-Heptyne
CAS No.	23097-98-5
Molecular Formula	C9H16
Molecular Weight	124.22 g/mol
Synonyms	5,5-Dimethyl-3-heptyne; 3-Heptyne, 5,5-dimethyl-; 5,5-Dimethylhept-3-yne; tert-Butylbutylacetylene; 1-tert-Butyl-2-butylethyne; 1-(1,1-Dimethylethyl)-2-butylacetylene; 2-Butyl-3,3-dimethyl-1-butyne
EINECS	Contact for details

Quality Control

Our 5,5-Dimethyl-3-Heptyne is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, GC-MS, and NMR, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our commitment to quality assurance ensures reliable performance in your critical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed when not in use to prevent evaporation and potential contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~0.76 g/mL
Boiling Point	~150-155°C

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