BIS(TRIMETHYLSILYL) MALONATE
Synonym(s):Malonic acid bis(trimethylsilyl ester)
- CAS NO.：18457-04-0
- Empirical Formula: C9H20O4Si2
- Molecular Weight: 248.42
- MDL number: MFCD00009631
- EINECS: 242-342-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:07:03
What is BIS(TRIMETHYLSILYL) MALONATE?
Chemical properties
clear colorless to straw colored liquid
The Uses of BIS(TRIMETHYLSILYL) MALONATE
Bis(trimethylsilyl) malonate was used as cyclocondensation agent in cyclocondensation reactions. It was also used in the preparation of β-keto acids and methyl ketones.
What are the applications of Application
Bis(trimethylsilyl) malonate is A reagent useful in the synthesis of beta-keto acids and methyl ketones
General Description
Bis(trimethylsilyl) malonate is precursor for metal-organic chemical vapor deposition (MOCVD) of HfO2 and ZrO2 thin films. It undergoes acylation reaction with acid chlorides and acyl carbonates in the presence of triethylamine and magnesium or lithium salts to give β-keto acids or methyl ketones.
Properties of BIS(TRIMETHYLSILYL) MALONATE
| Melting point: | 56 °C |
| Boiling point: | 63-66 °C/1 mmHg (lit.) |
| Density | 0.974 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 75 °F |
| storage temp. | 2-8°C |
| form | Liquid |
| pka | 12.18±0.46(Predicted) |
| Specific Gravity | 0.97 |
| color | Clear colorless to straw |
| Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
| BRN | 2212115 |
| CAS DataBase Reference | 18457-04-0(CAS DataBase Reference) |
Safety information for BIS(TRIMETHYLSILYL) MALONATE
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H226:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P370+P378:In case of fire: Use … for extinction. P403+P235:Store in a well-ventilated place. Keep cool. P501:Dispose of contents/container to..… |
Computed Descriptors for BIS(TRIMETHYLSILYL) MALONATE
| InChIKey | ATCKJLDGNXGLAO-UHFFFAOYSA-N |
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