Skip to Content
Merck
CN

8.18889

Hexamethyldisilane

for synthesis

Synonym(s):

Hexamethyldisilane

Sign In to View Organizational & Contract Pricing.

Select a Size


About This Item

Linear Formula:
(CH3)3SiSi(CH3)3
CAS Number:
Molecular Weight:
146.38
UNSPSC Code:
12352103
EC Index Number:
215-911-0
NACRES:
NA.22
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Hexamethyldisilane, for synthesis

SMILES string

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

InChI

1S/C6H18Si2/c1-7(2,3)8(4,5)6/h1-6H3

InChI key

NEXSMEBSBIABKL-UHFFFAOYSA-N

assay

≥98.0% (GC)

form

liquid

potency

2160 mg/kg LD50, oral (Rat)
2160 mg/kg LD50, skin (Rabbit)

mp

13-15 °C

transition temp

flash point -6 °C

density

0.73 g/cm3 at 20 °C

Quality Level

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.726 - 0.728
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

21.2 °F

flash_point_c

-6 °C

Regulatory Information

危险化学品
This item has

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service