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Tetrakis(trimethylsilyloxy)silane - 97%, high purity , CAS No.3555-47-3

≥97%

CAS#: 3555-47-3
Formula: C₁₂H₃₆O₄Si₅
Molecular Weight: 384.84
MDL number: MFCD00051587
PubChem CID: 19086

Item Number

T169863

Grouped product items
SKU	Size	Availability	Price
T169863-1g	1g	In stock	$9.90
T169863-5g	5g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$34.90
T169863-25g	25g	In stock	$133.90
T169863-100g	100g	In stock	$482.90

View related series

Element classified compounds organosilicon Silicon compound Siloxane

Basic Description

Synonyms	3555-47-3\|TETRAKIS(TRIMETHYLSILOXY)SILANE\|Tetrakis(trimethylsilyl) orthosilicate\|tetrakis(trimethylsilyl) silicate\|Tetrakis(trimethylsilyloxy)silane\|Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis(trimethylsiloxy)-\|55L9T9A11I\|Trisiloxane, 1,1,1,5,5,5-hexameth
Specifications & Purity	97%
Storage Temp	Room temperature
Shipped In	Normal
Product Description	application： Tetrakis(trimethylsilyloxy)silane (TTMS) is an organosilicon compound used as a precursor to prepare nanostructured organosilicon polymer films by plasma-enhanced chemical vapor deposition (PECVD) at atmospheric pressure. TTMS along with cyclohexane can also be used to synthesize low dielectric constant SiCOH films by PECVD method.

Names and Identifiers

IUPAC Name	tetrakis(trimethylsilyl) silicate
INCHI	InChI=1S/C12H36O4Si5/c1-17(2,3)13-21(14-18(4,5)6,15-19(7,8)9)16-20(10,11)12/h1-12H3
InChi Key	VNRWTCZXQWOWIG-UHFFFAOYSA-N
Canonical SMILES	C[Si](C)(C)O[Si](O[Si](C)(C)C)(O[Si](C)(C)C)O[Si](C)(C)C
Isomeric SMILES	C[Si](C)(C)O[Si](O[Si](C)(C)C)(O[Si](C)(C)C)O[Si](C)(C)C
WGK Germany	3
PubChem CID	19086
Molecular Weight	384.84

Certificates

Certificate of Analysis(COA)

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4 results found

Lot Number	Certificate Type	Date	Item
H2224445	Certificate of Analysis	Jun 20, 2024	T169863
H2224446	Certificate of Analysis	Jun 20, 2024	T169863
H2224548	Certificate of Analysis	Jun 20, 2024	T169863
G1911010	Certificate of Analysis	Feb 09, 2023	T169863

Refractive Index

1.4480 to 1.4520

Flash Point(°F)

168.8 °F

Flash Point(°C)

76 °C

Boil Point(°C)

220 °C

Melt Point(°C)

-60℃

Safety and Hazards(GHS)

Pictogram(s)	GHS07
Signal	Warning
Hazard Statements	H315:Causes skin irritation H319:Causes serious eye irritation H335:May cause respiratory irritation H413:May cause long lasting harmful effects to aquatic life
Precautionary Statements	P261:Avoid breathing dust/fume/gas/mist/vapors/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of water. P321:Specific treatment (see ... on this label). P405:Store locked up. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P271:Use only outdoors or in a well-ventilated area. P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P362+P364:Take off contaminated clothing and wash it before reuse. P264+P265:Wash hands [and …] thoroughly after handling. Do not touch eyes. P337+P317:If eye irritation persists: Get medical help. P332+P317:If skin irritation occurs: Get medical help. P319:Get medical help if you feel unwell.
WGK Germany	3

References

1. Tri Manh Tran,Hanh Thi Le,Nam Duc Vu,Giang Huong Minh Dang,Tu Binh Minh,Kurunthachalam Kannan. (2017-07-05) Cyclic and linear siloxanes in indoor air from several northern cities in Vietnam: Levels, spatial distribution and human exposure.. Chemosphere, 184 (1117-1124). [PMID:28672692]
2. Liqin Zhi,Lin Xu,Xudan He,Chunhui Zhang,Yaqi Cai. (2018-05-08) Occurrence and profiles of methylsiloxanes and their hydrolysis product in aqueous matrices from the Daqing oilfield in China.. The Science of the total environment, 631-632 (879-886). [PMID:29727998]
3. Liqin Zhi,Lin Xu,Yao Qu,Chunhui Zhang,Dong Cao,Yaqi Cai. (2018-10-20) Identification and Elimination of Fluorinated Methylsiloxanes in Environmental Matrices near a Manufacturing Plant in Eastern China.. Environmental science & technology, [PMID:30339022]
4. Liqin Zhi,Lin Xu,Xudan He,Chunhui Zhang,Yaqi Cai. (2018-12-12) Distribution of methylsiloxanes in benthic mollusks from the Chinese Bohai Sea.. Journal of environmental sciences (China), 76 (199-207). [PMID:30528010]
5. De-Gao Wang,Shane R de Solla,Michel Lebeuf,Tommy Bisbicos,Glenn C Barrett,Mehran Alaee. (2016-09-25) Determination of linear and cyclic volatile methylsiloxanes in blood of turtles, cormorants, and seals from Canada.. The Science of the total environment, 574 (1254-1260). [PMID:27663360]
6. Huang, et al.. (2020) Phenylmethylsiloxanes and trifluoropropylmethylsiloxanes in municipal sludges from wastewater treatment plants in China: Their distribution, degradation and risk assessment.. Water Research, 185 (116224-116224). [PMID:32758790]

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