Decamethylcyclopentasiloxane
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
541-02-6
Chemical name
Decamethylcyclopentasiloxane
Molecular formula
C10H30O5Si5
Molecular weight
370.77 g/mol
Synonyms
Cyclomethicone 5; Dimethylsiloxane pentamer; Dow corning 345; Cyclic dimethylsiloxane pentamer; NUC silicone VS 7158; Silicon SF 1202; Ciclopentasiloxane; Cyclomethicone D5; Dekamethylcyklopentasiloxan; D5-sil; KF 995; VS 7158
InChIKey
XMSXQFUHVRWGNA-UHFFFAOYSA-N
PubChem CID
10913
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H227, H315, H319, H413
Catalog reference cue; confirm supplier documentation before use.
Melting Point
-38 °C
Catalog reference value; verify against supplier SDS before use.
Boiling Point
210.0 °C
Catalog reference value; verify against supplier SDS before use.
Density
0.959 g/cm³
Catalog reference value; verify against supplier SDS before use.
Water Solubility
1.7 mg/L
Catalog reference value; verify against supplier SDS before use.
Refractive Index
1.3982
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.