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Poly(dimethylsiloxane), hydride terminated

Catalog Number
ACM70900219-1
CAS
70900-21-9
Synonyms
Hydrogen-terminated di-Me silicones
IUPAC Namebis(dimethylsilyloxy)-dimethylsilane
Molecular Weight208.48g/mol
Molecular FormulaC6H20O2Si3
Canonical SMILESC[Si](C)=O
InChIInChI=1S/C6H20O2Si3/c1-9(2)7-11(5,6)8-10(3)4/h9-10H,1-6H3
InChI KeyHZBDPZBVINJJET-UHFFFAOYSA-N
ApplicationPoly(dimethylsiloxane), hydride terminated, is a versatile form of polydimethylsiloxane that functions as a key polymeric organosilicon compound. Its primary purposes include serving as a common surfactant and an antifoaming agent. In the automotive industry, it plays a critical role as the active silicone fluid in viscous limited-slip differentials and couplings. In the field of soft lithography, it is frequently utilized as a stamp resin. Additionally, it finds application in over-the-counter drugs as an antifoaming agent and carminative, and is often included in skincare and beauty products to create a hydrating barrier that prevents moisture loss. Its solubility in various organic solvents, including aromatic and petroleum hydrocarbons, makes it a widely-used organosilicon intermediate, typically functioning as an organic silicon blocking agent. The reactive Si-H groups in its molecular structure allow it to participate in hydrosilylation, facilitating the synthesis of copolymer macromolecules, which can be developed into various reactive silicone oils.
Storageroom temp
MDL NumberMFCD00197934
Packaging100 mL in poly bottle
Quality Level100

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