Description

3-Methyl-1,3-Bis(Trimethylsilyl)-1-Pentyne is a specialized organosilicon compound featuring a protected acetylene (alkyne) functionality. This compound matters as a versatile and valuable building block in advanced organic synthesis, particularly for the controlled introduction of complex molecular fragments. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel molecular architectures.

Application

• As a key synthetic intermediate in the production of complex pharmaceutical active ingredients and agrochemicals.
• Utilized in cross-coupling reactions (e.g., Sonogashira, Glaser) to construct carbon-carbon bonds for advanced material development.
• Serving as a protected alkyne precursor in multi-step organic synthesis, where the trimethylsilyl groups provide stability during other transformations.
• Employed in academic and industrial research for the development of new catalytic methodologies and novel organic compounds.
• Potential use in the synthesis of conjugated polymers and organic electronic materials due to its alkyne moiety.
• As a reagent for the functionalization of surfaces and nanoparticles in nanotechnology applications.

Basic Information

Product Name	3-Methyl-1,3-Bis(Trimethylsilyl)-1-Pentyne
CAS No.	61228-01-1
Molecular Formula	C12H26Si2
Molecular Weight	226.51 g/mol
Synonyms	1-Pentyne, 3-methyl-1,3-bis(trimethylsilyl)-; 3-Methyl-1,3-bis(trimethylsilyl)-1-pentyne; 3-Methyl-1,3-bis(trimethylsilyl)pentyne; 1,3-Bis(trimethylsilyl)-3-methyl-1-pentyne; TMS-protected methyl pentyne; (Trimethylsilyl)methyl(trimethylsilyl)ethynylmethane
EINECS	Contact for details

Quality Control

Our 3-Methyl-1,3-Bis(Trimethylsilyl)-1-Pentyne is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

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). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation.

Specification

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