Decamethylcyclopentasiloxane (D5)

formula: C10H30O5Si5; CAS Registry Number: 541-02-6
Structure of Decamethylcyclopentasiloxane (D5)
Source: PubChem
Identifier: CID 10913

Very persistent, very bioaccumulative compound (vPvB)


  • Bioindicator in rivers and lakes
  • As the only viviparous fish in German nearshore waters, it is a bioindicator in nearshore coastal marine ecosystems.

Sampling area

Sampling period

1995 - 2018