235709
Octamethyltrisiloxane
98%
Synonyme(s) :
1,1,1,3,3,5,5,5-Octamethyltrisiloxane, Dimethylbis(trimethylsiloxy)silane, Pentamethyl(trimethylsiloxy)disiloxane, Pentamethyl(trimethylsilyloxy)disiloxane
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A propos de cet article
Formule linéaire :
[(CH3)3SiO]2Si(CH3)2
Numéro CAS:
Poids moléculaire :
236.53
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
EC Number:
203-497-4
Beilstein/REAXYS Number:
1753063
MDL number:
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>1 (vs air)
Quality Level
assay
98%
form
liquid
refractive index
n20/D 1.384 (lit.)
bp
153 °C (lit.)
mp
−82 °C (lit.)
density
0.82 g/mL at 25 °C (lit.)
SMILES string
C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
InChI
1S/C8H24O2Si3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h1-8H3
InChI key
CXQXSVUQTKDNFP-UHFFFAOYSA-N
General description
Octamethyltrisiloxane, commonly referred to as octamethylcyclotetrasiloxane, falls under the category of siloxanes. Its versatile applications include serving as a solvent, coupling agent, and surface tension modifier in various industries. Furthermore, it plays a significant role in the production of adhesives, sealants, and lubricants.
Application
Octamethyltrisiloxane is used as a solvent for good dispersion of styrene and polydimethylsiloxane (PDMS), which are used in the fabrication of perovskite barium titanate inverse opal films.
signalword
Danger
Classe de stockage
3 - Flammable liquids
wgk
WGK 3
flash_point_f
84.2 °F - (External MSDS)
flash_point_c
29 °C - (External MSDS)
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
hcodes
Hazard Classifications
Flam. Liq. 3 - vPvB
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Edyta Słupek et al.
Materials (Basel, Switzerland), 14(2) (2021-01-10)
The paper presents the screening of 20 deep eutectic solvents (DESs) composed of tetrapropylammonium bromide (TPABr) and glycols in various molar ratios, and 6 conventional solvents as absorbents for removal of siloxanes from model biogas stream. The screening was achieved
Juan Aspromonte et al.
Analytical and bioanalytical chemistry, 412(11), 2537-2544 (2020-02-18)
Most of the reported methods for the analysis of volatile methylsiloxanes focus on their environmental fate or possible health effects, aiming at trace level analysis by using direct injection gas chromatography. However, system contamination as carry over and side reactions
Gregory T Hohensee et al.
Nature communications, 6, 6578-6578 (2015-03-07)
The thermal conductance of interfaces between metals and diamond, which has a comparatively high Debye temperature, is often greater than can be accounted for by two-phonon processes. The high pressures achievable in a diamond anvil cell (DAC) can significantly extend