3-(Trimethoxysilyl)propyl methacrylate → 1,7-Bis(gamma-methacryloxypropyl)-1,1,7,7-TETRA (Pentamethyldisiloxanyl)-3,3,5,5-TETRA (Trimethylsiloxy)Tetrasiloxane

Participants

Role	Name	HCID	Charge
Reactant	3-(Trimethoxysilyl)propyl methacrylate	HCID 17318	—
Reactant	1-Disiloxanol, 1,1,3,3,3-pentamethyl-, 1-acetate	HCID 116807	—
Reactant	1,3-Bis(acetoxy)-1,1,3,3-TETRA(trimethylsiloxy)disiloxane	HCID 20240556	—
Product	1,7-Bis(gamma-methacryloxypropyl)-1,1,7,7-TETRA (Pentamethyldisiloxanyl)-3,3,5,5-TETRA (Trimethylsiloxy)Tetrasiloxane	HCID 21242010	—

Reaction Steps

This monomer was prepared in a manner similar to that described in Example 1. The reactants were γ-methacryloxypropyltrimethoxysilane (2 moles), 1,3-Bis(acetoxy)-1,1,3,3-TETRA(trimethylsiloxy)disiloxane (1 mole) and acetoxypentamethyldisiloxane (4 moles). This material is designated SM-16.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US04604479
Source dataset	uspto-grants-1986_08
ORD ID	ord-79948a3809964cda85ea17fda0a7b043
Source note	uspto-grants-1986_08