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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 19829559Generated: November 4, 2026

Dodecasiloxane, hexacosamethyl-

DKFELEX0314 · HEXACOSAMETHYLDODECASILOXANE · Dodecasiloxane, 1,1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15,17,17,19,19,21,21,23,23,23-hexacosamethyl-

https://huagongshe.com/en/chemical/19829559

Dodecasiloxane, hexacosamethyl- molecular structure

Identifiers & Physical Properties

CAS No.2471-08-1
Molecular formulaC26H78O11Si12
Average molar mass903.9 g/mol
Monoisotopic mass902.27753171 g/mol
SMILESC[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)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
InChIKeyCJRWALLMSORFIV-UHFFFAOYSA-N
PubChem CID19829559
DTXSIDDTXSID3062445

Chemical & Physical Properties

Topological polar surface area102
Hydrogen bond donors0
Hydrogen bond acceptors11
Rotatable bonds22
Heavy atoms49
Formal charge0
Complexity989
Boiling point544.5±33.0 °C(Predicted)
Density0.944±0.06 g/cm3(Predicted)
EPA Substance Registry SystemDodecasiloxane, hexacosamethyl- (2471-08-1)