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725986

Sigma-Aldrich

Trimethylsilanol

≥97.5% (GC)

Synonym(s):

TMS, TMSiOH, Hydroxytrimethylsilane

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About This Item

Linear Formula:
(CH3)3SiOH
CAS Number:
1066-40-6
Molecular Weight:
90.20
Beilstein:
1361356
EC Number:
213-914-1
MDL number:
MFCD02751657
UNSPSC Code:
12352103
PubChem Substance ID:
329764205
NACRES:
NA.22

Assay

≥97.5% (GC)

form

liquid

SMILES string

C[Si](C)(C)O

InChI

1S/C3H10OSi/c1-5(2,3)4/h4H,1-3H3

InChI key

AAPLIUHOKVUFCC-UHFFFAOYSA-N

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Application

Trimethylsilanol (TMS) can be used to prepare tris(trimethylsiloxy) aluminum (I) by reacting with triethylaluminum.

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Danger

Hazard Statements

H225,H332,H412

Hazard Classifications

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

44.6 °F - closed cup

Flash Point(C)

7 °C - closed cup

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 1 petroleums
Hazardous rank II
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

725986-10ML:
725986-BULK:
725986-250ML:
725986-50ML:
725986-VAR:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Reactions of Aldehyde Caused by Tris (trimethylsiloxy) aluminum.
Saegusa T, et al.
Bulletin of the Chemical Society of Japan, 40(8), 1960-1964 (1967)
Joan Malmstrøm
Journal of pharmaceutical sciences, 108(4), 1512-1520 (2018-11-25)
During the past years, there has been an increasing focus on the presence of silicone oil as a contaminant in pharmaceutical formulations kept in prefilled syringes (PFSs). As the PFSs are coated on the inner wall with silicone oil (polydimethylsiloxane)
Xiao-Meng Chong et al.
Drug development and industrial pharmacy, 45(1), 159-167 (2018-09-21)
Establish an effective experimental strategy to determine the compatibility of rubber closures for drugs. Various types of rubber closures with different compositions are available for drug packaging. Many additives of rubber closures can be released from rubber closures and may
Grzegorz Piechota et al.
Bioresource technology, 103(1), 16-20 (2011-10-29)
The removal and determination of trimethylsilanol (TMSOH) in landfill gas has been studied before and after the special E3000-ITC System. The system works according to principle of temperature swing. The performance of TMSOH and humidity removal was 20% and more
D M Hui et al.
Clinica chimica acta; international journal of clinical chemistry, 302(1-2), 171-188 (2000-11-14)
We developed a new assay method for fluoride anion (F(-)) a specific metabolite of sarin. Trimethyifluorosilane (TMFS) was derivatized from F(-) with trimethylsilanol, and TMFS was detected with a GC-flame ionization detector (FID) and capillary column system. The linear range
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