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CAS 70851-50-2

:

dimethoxymethyloctadecylsilane

Description:
Dimethoxymethyloctadecylsilane, with the CAS number 70851-50-2, is an organosilicon compound characterized by its long hydrophobic alkyl chain and silane functional groups. This compound typically features two methoxy groups attached to a methylene bridge, which connects to an octadecyl chain, making it amphiphilic in nature. Its structure allows for both hydrophobic interactions due to the long carbon chain and potential reactivity through the silane groups. Dimethoxymethyloctadecylsilane is often used as a coupling agent, surface modifier, or adhesion promoter in various applications, including coatings, sealants, and composites. The presence of the silane group enables it to bond with inorganic substrates, enhancing the compatibility of organic materials with surfaces like glass, metals, and ceramics. Additionally, its hydrophobic properties can improve water repellency and reduce surface energy, making it valuable in formulations aimed at enhancing durability and performance in harsh environments. Safety data sheets should be consulted for handling and storage guidelines, as with any chemical substance.
Formula:C21H46O2Si
InChI:InChI=1/C21H46O2Si/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-24(4,22-2)23-3/h5-21H2,1-4H3
InChI key:InChIKey=UBCPEZPOCJYHPM-UHFFFAOYSA-N
SMILES:[Si](CCCCCCCCCCCCCCCCCC)(OC)(OC)C
Synonyms:
  • Hd 118
  • Lsx 6816
  • Methyloctadecyldimethoxysilane
  • N-octadecylmethyldimethoxysilane
  • Octadecylmethyldimethoxysilane
  • Silane, dimethoxymethyloctadecyl-
  • Sio 6629.1
  • Dimethoxymethyloctadecylsilane
  • Dimethoxymethyloctadecylsilane
  • Octodecylmethyldimethoxysilane
  • See more synonyms
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