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Key Documents

Safety Information

517801

Sigma-Aldrich

2,4,6,8,10-Pentamethylcyclopentasiloxane

96%

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About This Item

Linear Formula:
(CH3SiHO)5
CAS Number:
Molecular Weight:
300.64
Beilstein:
1792134
EC Number:
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.23

Assay

96%

form

liquid

refractive index

n20/D 1.392 (lit.)

bp

54 °C/10 mmHg (lit.)

density

0.992 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

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

InChI

1S/C5H20O5Si5/c1-11-6-12(2)8-14(4)10-15(5)9-13(3)7-11/h11-15H,1-5H3

InChI key

HGPDWMTUQRNTQT-UHFFFAOYSA-N

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Pictograms

Flame

Signal Word

Warning

Hazard Statements

Hazard Classifications

Flam. Liq. 3

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

98.6 °F - closed cup

Flash Point(C)

37 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

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