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38677

Supelco

Hexamethylcyclotrisiloxane

analytical standard

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Empirical Formula (Hill Notation):
C6H18O3Si3
CAS Number:
541-05-9
Molecular Weight:
222.46
EC Number:
208-765-4
MDL number:
MFCD00005943
UNSPSC Code:
77101502
PubChem Substance ID:
329755774
NACRES:
NA.24

grade

analytical standard

vapor density

1 (vs air)

assay

≥97.0% (GC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

bp

134 °C (lit.)

mp

50-64 °C (lit.)

application(s)

cleaning products
cosmetics
environmental
food and beverages
personal care

format

neat

SMILES string

C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O1

InChI

1S/C6H18O3Si3/c1-10(2)7-11(3,4)9-12(5,6)8-10/h1-6H3

InChI key

HTDJPCNNEPUOOQ-UHFFFAOYSA-N

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Application

Hexamethylcyclotrisiloxane may be used as a test material to investigate its quality as an internal standard for quantification by 1H NMR (proton nuclear magnetic resonance) spectroscopy.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

pictograms

Flame
GHS02

signalword

Danger

hcodes

H228

Hazard Classifications

Flam. Sol. 1

wgk_germany

WGK 3

flash_point_f

95.0 °F

flash_point_c

35 °C

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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Hexamethyldisiloxane puriss., ≥98.5% (GC)

Sigma-Aldrich

52630

Hexamethyldisiloxane

Dichlorodimethylsilane ≥99.5%

Sigma-Aldrich

440272

Dichlorodimethylsilane

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