1-(Trimethylsiloxy)-1,3-butadiene
1-(Trimethylsiloxy)-1,3-butadiene, CAS 6651-43-0, with the linear formula (CH3)3SiOCH=CHCH=CH2 and a molecular weight of 142.27 g/mol, is a versatile organosilicon compound. It serves as a valuable building block in organic synthesis, particularly in reactions involving enol ethers. Its utility extends to chemical synthesis and as an oxygen-containing organic intermediate, offering unique reactivity for constructing complex molecules.
- Synonyms
- (CH3)3SiOCH=CHCH=CH2
Organic Synthesis Intermediate
1-(Trimethylsiloxy)-1,3-butadiene functions as a reactive intermediate in various organic transformations. Its enol ether structure allows for participation in Diels-Alder reactions and other cycloadditions, facilitating the synthesis of cyclic compounds.
Building Block for Complex Molecules
As a functionalized butadiene derivative, this compound is employed as a key building block in the multi-step synthesis of more intricate organic structures. It introduces a latent carbonyl functionality and conjugated system into target molecules.
Enol Ether Chemistry
The presence of the trimethylsiloxy group makes this compound a protected form of a reactive enol. It can be deprotected under specific conditions, revealing the enol for further derivatisation or reactions characteristic of enol ethers.
| Molecular weight | 142.27 |
|---|---|
| Linear formula | (CH3)3SiOCH=CHCH=CH2 |
| Assay | 98% |
| Boiling point | 131 °C(lit.) |
| Density | 0.811 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.448(lit.) |
| Storage temperature | 2-8°C |
Hazard statements
- H226Flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 25 °C / 77 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1-(Trimethylsiloxy)-1,3-butadiene used for?
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1-(Trimethylsiloxy)-1,3-butadiene is primarily used as a building block in organic synthesis and in reactions involving enol ethers, enabling the construction of complex organic molecules.
What is the CAS number and formula for 1-(Trimethylsiloxy)-1,3-butadiene?
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The CAS number is 6651-43-0, and its linear formula is (CH3)3SiOCH=CHCH=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-(Trimethylsiloxy)-1,3-butadiene with an assay of 98%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
How should 1-(Trimethylsiloxy)-1,3-butadiene be handled?
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1-(Trimethylsiloxy)-1,3-butadiene is a flammable liquid and vapour (H226), causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area. Store at 2-8°C.
Is 1-(Trimethylsiloxy)-1,3-butadiene a controlled substance?
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The provided data does not indicate that 1-(Trimethylsiloxy)-1,3-butadiene is a controlled substance.
How is 1-(Trimethylsiloxy)-1,3-butadiene packed and shipped?
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This product is shipped in compliance with relevant regulations, indicated by UN 1993, Class 3, Packing Group III. Specific packing details are available upon request for export orders.
How can I request a quote or sample?
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To request a quote or a sample of 1-(Trimethylsiloxy)-1,3-butadiene, please contact our sales team through the website or by phone.
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