ChemicalBook--->CAS DataBase List--->68554-70-1

68554-70-1

68554-70-1 Structure

68554-70-1 Structure
IdentificationBack Directory
[Name]

POLY(METHYLSILSESQUIOXANE)
[CAS]

68554-70-1
[Synonyms]

XC 99
YR 33707
XPX 2.0-1
XC 99-301
XC 99-501
X 52-590A
XC 99A3849
XR 39B1676
XS 331B1410
4.0-6.0% OH
Silsesquioxanes,me
METHYLSILSESQUIOXANE
Silicone Resin Powder
Methyl silsesquioxanes
Siliconeoilemulsion284P
POLY(METHYLSILSESQUIOXANE)
poly(methylsilsesquioxane),100%methyl
POLY(METHYLSILSESQUIOXANE): 4.0-6.0% OH
POLY(METHYLSILSESQUIOXANE), 100% METHYL 4-6%(OH)
POLY(METHYLSILSESQUIOXANE): 100% METHYL, 2.5-4% OH
POLY(PHENYL-VINYLSILSESQUIOXANE): AVERAGE 10% VINYL SUBSTITUTION
[EINECS(EC#)]

203-976-8
[Molecular Formula]

unspecified
[MDL Number]

MFCD00241486
Chemical PropertiesBack Directory
[density ]

1,08 g/cm3
[refractive index ]

1.42
[Fp ]

>121°C
[solubility ]

Insoluble in water.
[form ]

Solid
[color ]

Clear. White.
[Specific Gravity]

1.08
[EPA Substance Registry System]

Silsesquioxanes, Me (68554-70-1)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H319-H335-H315
[Precautionary statements ]

P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
[Risk Statements ]

36/37/38
[Safety Statements ]

26-36/37/39
[TSCA ]

Yes
Hazard InformationBack Directory
[Uses]

POLY (METHYLSILSESQUIOXANE) is used by the FDA as an indirect additive for food contact substances and is also used in cosmetics (emollients) and personal care.
[storage]

Keep sealed. Store in a dry, well-ventilated place. Store away from heat sources.
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