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About This Item
Empirical Formula (Hill Notation):
C10H30O5Si5
CAS Number:
Molecular Weight:
370.77
Beilstein:
1800166
EC Number:
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.22
Quality Level
Assay
97%
form
liquid
refractive index
n20/D 1.396 (lit.)
bp
90 °C/10 mmHg (lit.)
density
0.958 g/mL at 25 °C (lit.)
SMILES string
C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
InChI
1S/C10H30O5Si5/c1-16(2)11-17(3,4)13-19(7,8)15-20(9,10)14-18(5,6)12-16/h1-10H3
InChI key
XMSXQFUHVRWGNA-UHFFFAOYSA-N
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General description
Decamethylcyclopentasiloxane (D5) is used in personal care products including skin creams, cosmetics, shampoos, deodorants and conditioners. D5 is also used in various applications such as industrial cleaning fluids and dry cleaning solvents.
Application
Decamethylcyclopentasiloxane (D5) can be used as:
- A greener solvent in synthetic chemistry applications.
- A monomeric unit for polymerization by various base catalysts to obtain polysiloxane polymer.
Storage Class Code
10 - Combustible liquids
WGK
WGK 2
Flash Point(F)
163.4 °F - closed cup
Flash Point(C)
73 °C - closed cup
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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