Description

(3-(Dibromomethylene)-5-(Triisopropylsilyl) Penta-1,4-Diynyl)Trimethylsilane is a highly specialized organosilicon reagent featuring a unique dibromomethylene and diyne functional group architecture. This compound is valued for its role as a versatile building block in advanced organic synthesis, enabling the construction of complex molecular frameworks. It is primarily sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for creating novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of complex drug candidates, particularly those requiring conjugated diyne or bromoalkene moieties.
• Agrochemical Research: Used in the development of novel active ingredients with unique modes of action, leveraging its reactive functional groups.
• Materials Science Precursor: Acts as a monomer or cross-linking agent in the development of advanced polymers, dendrimers, and carbon-rich materials.
• Organic Electronic Materials: Employed in the synthesis of π-conjugated systems for applications in organic light-emitting diodes (OLEDs) and semiconductors.
• Chemical Biology Probes: Utilized to create tagged or functionalized molecules for studying biological pathways and interactions.
• Academic & Industrial R&D: A critical tool for methodology development in cross-coupling reactions, cycloadditions, and other transformative synthetic protocols.

Basic Information

Product Name	(3-(Dibromomethylene)-5-(Triisopropylsilyl) Penta-1,4-Diynyl)Trimethylsilane
CAS No.	164990-17-4
Molecular Formula	C20H32Br2Si2
Molecular Weight	488.45 g/mol
Synonyms	1-(Dibromomethylene)-5-(triisopropylsilyl)-1,4-pentadiyn-3-yltrimethylsilane; Trimethyl[5-(triisopropylsilyl)-3-(dibromomethylene)-1,4-pentadiyn-1-yl]silane; 3-(Dibromomethylene)-5-(triisopropylsilyl)-1,4-pentadiyn-1-yltrimethylsilane; TIPS-(C≡C)2-C(Br2)=CH-TMS; TMS-Diynyl-Dibromoalkene-TIPS Reagent; Silicon-protected dibromo diyne building block
EINECS	Contact for details

Quality Control

Every batch of (3-(Dibromomethylene)-5-(Triisopropylsilyl) Penta-1,4-Diynyl)Trimethylsilane is manufactured and tested under strict quality management systems. We employ advanced analytical techniques including NMR, HPLC, and GC to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment to support your quality assurance and regulatory documentation 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). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (NMR)	Conforms to structure
Purity (HPLC/GC)	≥95% (Typical 97-99%)
Water Content (KF)	≤0.5%

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