Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
2,2,10,10-tetramethyl-4,6,8-triphenyl-4,6,8-tris[(trimethylsilyl)oxy]-3,5,7,9-tetraoxa-2,4,6,8,10-pentasilaundecane; 2,2,6,6-tetramethyl-4-phenyl-4-[(trimethylsilyl)oxy]-3,5-dioxa-2,4,6-trisilaheptane; 2,2,8,8-tetramethyl-4,6-diphenyl-4,6-bis[(trimethylsilyl)oxy]-3,5,7-trioxa-2,4,6,8-tetrasilanonane

Inventory

CAS number:
70131-69-0
Synonyms
Names:
Identifier:
IUPAC name
Reaction mass of 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethyl silyl)oxy)trisiloxane and 1,1,1,7,7,7-hexamethyl-3,5-diphenyl-3,5-bis[(t rimethylsilyl)oxy]tetrasiloxane and 1,1,1,9,9,9-hexamethyl-3,5,7-triphen yl-3,5,7-tris((trimethylsilyl)oxy)pentasiloxane
Identifier:
IUPAC name
Reaction mass of 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane and 1,1,1,7,7,7- hexamethyl-3,5-diphenyl-3,5-bis[(trimethylsilyl)oxy]tetrasiloxane and 1,1,1,9,9,9-hexamethyl-3,5,7-t riphenyl-3,5,7-tris((trimethylsilyl)oxy)pentasiloxane
Identifier:
IUPAC name
poly(phenylsilsesquioxanes)
Identifier:
IUPAC name
reaction mass of 3,3'-oxybis(1,1,1,5,5,5-hexamethyl-3-phenyltrisiloxane) and 1,1,1,9,9,9-hexamethyl-3,5,7-triphenyl-3,5,7-tris((trimethylsilyl)oxy)pentasiloxane and 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane and
Identifier:
common name
Silsesquioxanes, phenyl
Identifier:
other: Molecular formula
CxHyOzSia
Identifier:
other: Molecular formula
ave. C24H46O5Si6
Reaction mass of 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane and 1,1,1,7,7,7-hexamethyl-3,5-diphenyl-3,5-bis[(trimethylsilyl)oxy]tetrasiloxane and 1,1,1,9,9,9-hexamethyl-3,5,7-triphenyl-3,5,7-tris((trimethylsilyl)oxy)pentasiloxane

Molecular and structural information

Molecular formula:
not determinable
Molecular weight:
ca. 582.5
SMILES notation:
not determinable
InChl:
not determinable
Structural formula:
Chemical structure

Related substances

open allclose all
Identifier:
EC number
Identity:
615-071-9
Identifier:
EC number
Identity:
615-986-3