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BIS(TRIMETHYLSILYL) MALONATE

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BIS(TRIMETHYLSILYL) MALONATE Basic information

Product Name:
BIS(TRIMETHYLSILYL) MALONATE
Synonyms:
  • MALONIC ACID BIS(TRIMETHYLSILYL) ESTER
  • BIS(TRIMETHYLSILYL) MALONATE
  • Malonic acid (tms)
  • Malonic acid, bis-TMS
  • Malonic acid, di(trimethylsilyl) ester
  • Propanedioic acid, bis(trimethylsilyl) ester
  • MALONIC ACID BIS(TRIMETHYLSILYL) ESTER 95+%
  • Bis(trimethylsilyl) malonate,98%
CAS:
18457-04-0
MF:
C9H20O4Si2
MW:
248.42
EINECS:
242-342-5
Product Categories:
  • Si (Classes of Silicon Compounds)
  • Silicon Compounds (for Synthesis)
  • Silyl Esters
  • Si-O Compounds
  • Synthetic Organic Chemistry
Mol File:
18457-04-0.mol
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BIS(TRIMETHYLSILYL) MALONATE Chemical Properties

Melting point:
56 °C
Boiling point:
63-66 °C/1 mmHg (lit.)
Density 
0.974 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.416(lit.)
Flash point:
75 °F
storage temp. 
2-8°C
form 
Liquid
pka
12.18±0.46(Predicted)
color 
Clear colorless to straw
Specific Gravity
0.97
Hydrolytic Sensitivity
7: reacts slowly with moisture/water
BRN 
2212115
InChIKey
ATCKJLDGNXGLAO-UHFFFAOYSA-N
CAS DataBase Reference
18457-04-0(CAS DataBase Reference)
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Safety Information

Hazard Codes 
F
Risk Statements 
11
Safety Statements 
16
RIDADR 
UN 3272 3/PG 2
WGK Germany 
3
10-21
TSCA 
No
HazardClass 
3.2
PackingGroup 
III
HS Code 
29319090

MSDS

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BIS(TRIMETHYLSILYL) MALONATE Usage And Synthesis

Chemical Properties

clear colorless to straw colored liquid

Uses

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.

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.

BIS(TRIMETHYLSILYL) MALONATESupplier

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