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3-(Acryloyloxy)propyltrimethoxysilane

Also known as: 3-(Trimethoxysilyl)propyl acrylate, 3-acryloxypropyl trimethoxysilane, 3-(Acryloxy)propyl(trimethoxy)silane, 3-(Trimethoxysilyl)propyl 2-propenoate, 3-trimethoxysilylpropyl prop-2-enoate, Acrylic Acid 3-(Trimethoxysilyl)propyl Ester, 2-Propenoic acid, 3-(trimethoxysilyl)propyl ester, 3-(Acryloyloxy)propyltrimethoxysilane, 3-Trimethoxysilylpropyl acrylate, 3-(Trimethoxysilyl)propyl acrylate, stabilized with BHT

3-(Acryloyloxy)propyltrimethoxysilane (CAS 4369-14-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H18O5Si and a molecular weight of 234.322 g/mol. Key properties include a boiling point of 240.0±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 82.3±18.2 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage, H317 — May cause an allergic skin reaction and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4369-14-6
Jingsj CID
J-6755-0
Molecular Formula
C9H18O5Si
Molecular Weight
234.322 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point240.0±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point82.3±18.2 °C
Exact Mass234.092346
PSA53.99000
LogP1.24
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.427

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H314 — Causes severe skin burns and eye damage
  • H317 — May cause an allergic skin reaction
  • H332 — Harmful if inhaled
  • H335 — May cause respiratory irritation
  • H412 — Harmful to aquatic life with long lasting effects

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-(Acryloyloxy)propyltrimethoxysilane?

The CAS number of 3-(Acryloyloxy)propyltrimethoxysilane is 4369-14-6.

What are the molecular formula and molecular weight of 3-(Acryloyloxy)propyltrimethoxysilane?

3-(Acryloyloxy)propyltrimethoxysilane has molecular formula C9H18O5Si and molecular weight 234.322 g/mol.

Is 3-(Acryloyloxy)propyltrimethoxysilane hazardous?

3-(Acryloyloxy)propyltrimethoxysilane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H317 — May cause an allergic skin reaction; H332 — Harmful if inhaled.

What are the upstream and downstream products of 3-(Acryloyloxy)propyltrimethoxysilane?

For 3-(Acryloyloxy)propyltrimethoxysilane, Upstream Products: Acrylic acid, 3-Chloropropyltrimethoxysilane, N,N'-Diphenyl-p-phenylenediamine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-(Acryloyloxy)propyltrimethoxysilane (CAS 4369-14-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6755-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.