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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

IUPAC name:
1,1,3,3-tetramethyldisiloxane

Inventory

EC number:
221-906-4
EC name:
1,1,3,3-tetramethyldisiloxane
CAS number:
3277-26-7
CAS number:
3277-26-7
Synonyms
Names:
Bis(dimethylsilyl) ether
Disiloxane, 1,1,3,3-tetramethyl-
Identifier:
IUPAC name
(dimethyl-$l^{3}-silanyl)oxy-dimethylsilicon
Identifier:
IUPAC name
[(dimethylsilyl)oxy]dimethylsilane
Identifier:
PubChem
Bis(dimethylsilyl) ether
Identifier:
PubChem
Bis(dimethylsilyl) oxide
Identifier:
PubChem
Dimethylsilyl ether
Identifier:
PubChem
Tetramethyldisiloxane
Identifier:
other: SMILES notation
C[Si](C)O[Si](C)C
Identifier:
other: InChl
InChI=1S/C4H12OSi2/c1-6(2)5-7(3)4/h1-4H3
1,1,3,3-tetramethyldisiloxane

Molecular and structural information

Molecular formula:
C4H14OSi2
Molecular weight:
ca. 134.3
SMILES notation:
C[SiH](C)O[SiH](C)C
InChl:
InChI=1/C4H14OSi2/c1-6(2)5-7(3)4/h6-7H,1-4H3
Structural formula:
Chemical structure

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