76840
Pentamethyldisiloxane
≥95.0%
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About This Item
Empirical Formula (Hill Notation):
C5H16OSi2
CAS Number:
Molecular Weight:
148.35
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
EC Number:
215-873-5
Beilstein/REAXYS Number:
1734568
MDL number:
InChI key
AOJHDNSYXUZCCE-UHFFFAOYSA-N
InChI
1S/C5H16OSi2/c1-7(2)6-8(3,4)5/h7H,1-5H3
SMILES string
[H][Si](C)(C)O[Si](C)(C)C
assay
≥95.0%
form
liquid
refractive index
n20/D 1.373
bp
86 °C (lit.)
density
0.760 g/mL at 20 °C (lit.)
Quality Level
Related Categories
signalword
Danger
hcodes
pcodes
Hazard Classifications
Flam. Liq. 2
Storage Class
3 - Flammable liquids
wgk
WGK 3
flash_point_f
-2.2 °F - closed cup
flash_point_c
-19 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Regulatory Information
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Sijia Zheng et al.
Macromolecular rapid communications, 42(5), e2000375-e2000375 (2020-08-15)
Most silicone elastomers are thermosets. As a response to the new paradigm of polymer recyclability, the development of silicone elastomers that can be reversibly and repeatedly cured and uncrosslinked using redox conditions is reported. Thiopropyl-modified silicones are oxidized to elastomers
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