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Ethyl 3-(trimethylsilyl)propanoate

Also known as: Propanoic acid,3-(trimethylsilyl)-, ethyl ester, ethyl 3-trimethylsilylpropanoate, ETHYL 3-(TRIMETHYLSILYL)PROPIONATE, 3-Trimethylsilyl-propionsaeure-aethylester, 3-trimethylsilanyl-propionic acid ethyl ester, Ethyl 3-trimethylsilylpropionate, 3-(Trimethylsilyl)propionic acid ethyl ester

Ethyl 3-(trimethylsilyl)propanoate (CAS 17728-88-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H18O2Si and a molecular weight of 174.31300 g/mol. Key properties include a melting point of 178-180ºC, a boiling point of 180ºC at 760mmHg, a density of 0.872g/cm3 and a flash point of 53.9ºC. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17728-88-0
Jingsj CID
J-1439197-0
Molecular Formula
C8H18O2Si
Molecular Weight
174.31300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point178-180ºC
Boiling Point180ºC at 760mmHg
Density0.872g/cm3
Flash Point53.9ºC
Exact Mass174.10800
PSA26.30000
LogP2.27780
Refractive Indexn20/D 1.420

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

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 Ethyl 3-(trimethylsilyl)propanoate?

The CAS number of Ethyl 3-(trimethylsilyl)propanoate is 17728-88-0.

What are the molecular formula and molecular weight of Ethyl 3-(trimethylsilyl)propanoate?

Ethyl 3-(trimethylsilyl)propanoate has molecular formula C8H18O2Si and molecular weight 174.31300 g/mol.

Is Ethyl 3-(trimethylsilyl)propanoate hazardous?

Ethyl 3-(trimethylsilyl)propanoate has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

What are the upstream and downstream products of Ethyl 3-(trimethylsilyl)propanoate?

For Ethyl 3-(trimethylsilyl)propanoate, Upstream Products: (Iodomethyl)trimethylsilane, Ethyl acetoacetate, (Chloromethyl)trimethylsilane; Downstream Products: 3-(Trimethylsilyl)propionic acid, Ethyl 2-(trimethylsilylmethyl)acrylate.

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

Last updated:

How to cite: Jingsj. "Ethyl 3-(trimethylsilyl)propanoate (CAS 17728-88-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1439197-0 (accessed 2026-11-09).

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