Molekula
Methyl trimethylsilyl dimethylketene acetal
Methyl trimethylsilyl dimethylketene acetal is a silyl-protected ketene acetal used in organic synthesis for carbon-carbon bond formation, particularly in aldol-type reactions and as a masked ketone equivalent. It is a colorless to pale yellow liquid, stable under inert conditions. CAS: 31469-15-5, molecular formula: (CH3)2C=C(OCH3)OSi(CH3)3, molecular weight: 174.31 g/mol. Store at 2 to 8 °C. Warning signal word applies. Molekula supplies Methyl trimethylsilyl dimethylketene acetal from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Methyl trimethylsilyl dimethylketene acetal is a silyl-protected ketene acetal used in organic synthesis for carbon-carbon bond formation, particularly in aldol-type reactions and as a masked ketone equivalent. It is a colorless to pale yellow liquid, stable under inert conditions. CAS: 31469-15-5, molecular formula: (CH3)2C=C(OCH3)OSi(CH3)3, molecular weight: 174.31 g/mol. Store at 2 to 8 °C. Warning signal word applies. Molekula supplies Methyl trimethylsilyl dimethylketene acetal from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless transparent liquid |
| Assay | 98% min |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 30 C |
| Transport Class | 3 |
| Packing Group | III |
| Shelf Life | 24 months |
Identification
| Property | Value |
|---|---|
| CAS Number | 31469-15-5 |
| Molecular Formula | (CH3)2C=C(OCH3)OSi(CH3)3 |
| Molecular Weight | 174.31 |
| EC / UN Number | 3271 |
| REACH Code | Y110 |
| Tariff Code | 29319000 |
Safety & GHS
-
Explosive
GHS01
-
Oxidizing
GHS03
Hazard statements
- H226 Flammable liquid and vapour
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is methyl trimethylsilyl dimethylketene acetal used for?
It is primarily used as a protecting group reagent in organic synthesis, particularly for carbonyl compounds, and as a reagent in the formation of ketene acetals.
What is the chemical formula and molecular weight?
The formula is (CH3)2C=C(OCH3)OSi(CH3)3 with a molecular weight of 174.31 g/mol.
How should it be stored?
It should be stored at 2 to 8 °C, protected from light and moisture.
What grade is available?
Available in technical grade; specific purity details can be provided upon request.
Can Molekula supply it in bulk?
Yes, Molekula can supply methyl trimethylsilyl dimethylketene acetal in bulk quantities—please contact us for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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