Description

1-Silacycloprop-2-Yne is a highly reactive and strained organosilicon compound featuring a unique silicon-containing three-membered ring with an alkyne moiety. This compound matters as a valuable and versatile synthon in advanced materials science and organic synthesis, enabling the construction of complex silicon-incorporated molecular architectures. It is primarily needed by researchers and manufacturers in the fields of semiconductor precursor development, specialty polymer chemistry, and pharmaceutical intermediate synthesis.

Application

• Semiconductor & Electronics: As a potential precursor for chemical vapor deposition (CVD) or atomic layer deposition (ALD) processes to deposit silicon carbide (SiC) or silicon-containing thin films.
• Advanced Material Synthesis: Serving as a key building block for novel silicon-based polymers, dendrimers, and hybrid organic-inorganic materials with tailored properties.
• Organic & Medicinal Chemistry: Acting as a strained-ring reagent for [2+2] cycloadditions and other ring-opening reactions to synthesize complex, silicon-functionalized bioactive molecules or drug candidates.
• Catalysis Research: Investigation as a ligand or precursor for novel organometallic catalysts and complexes in homogeneous catalysis.
• Surface Functionalization: Used to modify material surfaces (e.g., silicon wafers, nanoparticles) with specific organic functionalities via the reactive alkyne and strained ring.
• Academic & Industrial R&D: Fundamental research into the reactivity of strained silacycles and the development of new synthetic methodologies.

Basic Information

Product Name	1-Silacycloprop-2-Yne
CAS No.	12071-27-1
Molecular Formula	C2H2Si
Molecular Weight	54.12 g/mol
Synonyms	Silacycloprop-2-yne; Silirene; 1-Silacycloprop-2-yne; 1H-Silirene; Silacyclopropyne; Silicon-carbocyclopropene; Silirene (organometallic); 1H-Silirene (substitutive name)
EINECS	Contact for details

Quality Control

Our 1-Silacycloprop-2-Yne is produced and handled under stringent quality protocols to ensure batch-to-batch consistency and purity for research and development applications. While specific grades (e.g., research purity, semiconductor grade) are available, all products undergo rigorous analytical testing. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, this compound must be stored under an inert atmosphere (argon or nitrogen) at recommended temperatures between 2°C and 8°C (refrigerated) or as specified on the label. Keep away from heat, sparks, and open flame. Use only in a well-ventilated area or fume hood.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC or NMR)	≥ 95% (Research Grade)
Purity (GC or NMR)	≥ 98% (High Purity Grade)
Moisture (KF)	< 0.5%

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