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Merck
CN

326739

Hexamethyldisiloxane

NMR grade, ≥99.5%

Synonym(s):

HMDSO

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About This Item

Linear Formula:
(CH3)3SiOSi(CH3)3
CAS Number:
107-46-0
Molecular Weight:
162.38
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
24859617
EC Number:
203-492-7
Beilstein/REAXYS Number:
1736258
MDL number:
MFCD00008265

Key Documents

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Product Name

Hexamethyldisiloxane, NMR grade, ≥99.5%

InChI key

UQEAIHBTYFGYIE-UHFFFAOYSA-N

InChI

1S/C6H18OSi2/c1-8(2,3)7-9(4,5)6/h1-6H3

SMILES string

C[Si](C)(C)O[Si](C)(C)C

vapor density

>1 (vs air)

assay

≥99.5%

form

liquid

technique(s)

NMR: suitable

refractive index

n20/D 1.377 (lit.)

bp

101 °C (lit.)

mp

−59 °C (lit.)

density

0.764 g/mL at 20 °C (lit.)

Quality Level

100

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Related Categories

pictograms

FlameEnvironment
GHS02,GHS09

signalword

Danger

hcodes

H225,H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

21.2 °F - closed cup

flash_point_c

-6 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
MKCZ7702
MKCX4538
MKCW6807
MKCS1126
MKCS1125

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Stavros Beteinakis et al.
Molecules (Basel, Switzerland), 25(15) (2020-07-29)
Edible olive drupes (from Olea europaea L.) are a high-value food commodity with an increasing production trend over the past two decades. In an attempt to prevent fraud issues and ensure quality, the International Olive Council (IOC) issued guidelines for
Soham D Parikh et al.
Materials science & engineering. C, Materials for biological applications, 108, 110345-110345 (2020-01-12)
Carbon Nanotubes (CNTs) are known for effective adhesion, growth, and differentiation of bone, muscle, and cardiac cells. CNTs can provide excellent mechanical and electrical properties for cell scaffolding; however, loose CNTs can cause in-vivo toxicity. To suppress this risk, our
Vikram D Kodibagkar et al.
Magnetic resonance in medicine, 55(4), 743-748 (2006-03-01)
19F NMR spin-lattice relaxometry of hexafluorobenzene (HFB) has been shown to be a highly sensitive indicator of tumor oxygenation. In this study hexamethyldisiloxane (HMDSO) was identified as a proton NMR analog, and its potential as a probe for investigating dynamic
Joe Z Sostaric et al.
The journal of physical chemistry. B, 111(12), 3298-3303 (2007-03-29)
High-power ultrasound (20 kHz) was used to encapsulate a solution of perchlorotriphenylmethyl triester (PTM-TE, a stable organic free radical) dissolved in hexamethyldisiloxane (HMDS) into a polymerized shell of bovine serum albumin (BSA). The size distribution of the microspheres was between
Tohru Hayakawa et al.
Biomaterials, 25(1), 119-127 (2003-10-29)
Plasma polymerized hexamethyldisiloxane (HMDSO) thin film was deposited onto titanium using a radio-frequency apparatus for the surface modification of titanium. A titanium disk was first polished using colloidal silica at pH=9.8. Plasma-polymerized HMDSO films were firmly attached to the titanium
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