Description

1-Phenyl-1-Trimethylsiloxyethylene is a versatile organosilicon reagent featuring a silyl enol ether functional group. This compound is valued for its role as a key synthetic intermediate, enabling efficient carbon-carbon bond formation and the introduction of the phenylacetyl moiety under mild conditions. It is primarily sought after by research chemists and process development scientists in the pharmaceutical and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring phenylacetyl or related substructures.
• Organic Synthesis Reagent: Used in aldol, Michael, and other nucleophilic addition reactions as a masked ketone equivalent, offering superior regioselectivity.
• Polymer & Material Science: Serves as a monomer or functionalization agent in the development of specialty polymers and silicon-containing advanced materials.
• Agrochemical Research: Employed in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Academic & Industrial R&D: A valuable tool for methodological development and exploratory chemistry in both university and corporate research laboratories.
• Fine Chemical Production: Used in the multi-step synthesis of complex fragrances, dyes, and other high-value specialty chemicals.

Basic Information

Product Name	1-Phenyl-1-Trimethylsiloxyethylene
CAS No.	13735-81-4
Molecular Formula	C11H16OSi
Molecular Weight	192.33 g/mol
Synonyms	1-Phenyl-1-(trimethylsiloxy)ethylene; (1-Phenylvinyloxy)trimethylsilane; Trimethyl(1-phenylvinyloxy)silane; α-(Trimethylsiloxy)styrene; Phenylvinyloxytrimethylsilane; 1-Phenylvinyl trimethylsilyl ether; Styryl trimethylsilyl ether; TMS enol ether of acetophenone
EINECS	237-324-6

Quality Control

Our 1-Phenyl-1-Trimethylsiloxyethylene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. Keep the container in a cool, dry, well-ventilated place, away from heat and incompatible materials.

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.