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B23594 Methyltrimethoxysilane, 97%

CAS Number
1185-55-3
Synonyms
Trimethoxymethylsilane

Stock No. Size Price ($) Quantity Availability
B23594-AK 250ml 33.70
B23594-AU 1000ml 101.00
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Methyltrimethoxysilane, 97%

MDL
MFCD00008342
EINECS
214-685-0

Chemical Properties

Formula
CH3Si(OCH3)3
Formula Weight
136.23
Boiling Point
102-103°
Flash Point
9°(48°F)
Density
0.955
Refractive Index
1.3700
Storage & Sensitivity
Moisture Sensitive. Ambient temperatures.
Solubility
Decomposes in water.

Applications

Methyltrimethoxysilane is used as an acid scavenger, for example in the formation of substituted azulenes from allenylsilanes and tropyl­ium tetrafluoroborate.

Notes

Moisture Sensitive. Store under dry inert gas. Store away from moisture, strong bases and oxidizing agents. Protect from humidity and water.

Literature References

Eiichi Tabei; Shigeru Mori; Fumio Okada; Susumu Tajima; Kazuo Ogino; Yuzuru Okawara and Seiji Tobita. Metastable ion study of organosilicon compounds. Part V—tetramethoxysilane and trimethoxymethylsilane. Organic Mass Spectrometry. 1992, 27, 702-708.

Has been used as an acid scavenger, for example in the formation of substituted azulenes from allenylsilanes and Tropyl­ium tetrafluoroborate, A14045: J. Am. Chem. Soc., 111, 389 (1989).

GHS Hazard and Precautionary Statements

Hazard Statements: H225-H315-H319-H335

Highly flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P210-P233-P235-P240-P241-P242-P243-P261-P264b-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P363-P370+P378q-P501c

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Keep container tightly closed. Keep cool. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Wash contaminated clothing before reuse. In case of fire: Use CO2, dry chemical, or foam Dispose of contents/ container to an approved waste disposal plant

Other References

Beilstein
1736151
Hazard Class
3
Packing Group
II
Harmonized Tariff Code
2931.90
TSCA
Yes
RTECS
VV4650000

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