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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
209-137-2
EC name:
Hexadecamethylcyclooctasiloxane
CAS number:
556-68-3
CAS number:
556-68-3
Synonyms
Names:
hexadecamethylcyclooctasiloxane

Molecular and structural information

Molecular formula:
C16H48O8Si8
Molecular weight:
593.231
SMILES notation:
C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
InChl:
InChI=1/C16H48O8Si8/c1-25(2)17-26(3,4)19-28(7,8)21-30(11,12)23-32(15,16)24-31(13,14)22-29(9,10)20-27(5,6)18-25/h1-16H3
Structural formula:
Chemical structure

Related substances