3-(Pentamethyldisiloxanyl)propyl methacrylate

甲基丙烯酰氧丙基五甲基二硅氧烷

Also known as: 3-Methacryloxypropylpentamethyldisiloxane, 3-METHACRYLOXYPROPYL PENTAMETHYL DISILOXANE, 3-(Pentamethyldisiloxanyl)propyl 2-methylprop-2-enoate, 2-Propenoic acid, 2-methyl-, 3-(pentamethyldisiloxanyl)propyl ester, 2-Propenoic acid, 2-methyl-, 3-(1,1,3,3,3-pentamethyldisiloxanyl)propyl ester, Methacryloxypropylpentamethyldisiloxane, EINECS 242-037-7

CAS No.
18151-85-4
Jingsj CID
J-1497967-3
Molecular Formula
C12H26O3Si2
Chinese Name
甲基丙烯酰氧丙基五甲基二硅氧烷
Molecular Weight
274.504 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point266.6±23.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point95.6±18.2 °C

Frequently Asked Questions

What is the CAS number of 3-(Pentamethyldisiloxanyl)propyl methacrylate?

18151-85-4

What are the molecular formula and molecular weight of 3-(Pentamethyldisiloxanyl)propyl methacrylate?

C12H26O3Si2, molecular weight 274.504 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026