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(Trimethylsilyl)methylamine

Also known as: Aminomethyltrimethylsilane, trimethylsilylmethanamine, (Aminomethyl)trimethylsilane, 1-(Trimethylsilyl)methanamine, AMTMS, Trimethylsilylmethaneamine

(Trimethylsilyl)methylamine (CAS 18166-02-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H13NSi and a molecular weight of 103.238 g/mol. Key properties include a melting point of <0ºC, a boiling point of 66.9±13.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of -5.8±19.8 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
18166-02-4
Jingsj CID
J-21359-2
Molecular Formula
C4H13NSi
Molecular Weight
103.238 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point66.9±13.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point-5.8±19.8 °C
Exact Mass103.081726
PSA26.02000
LogP0.88
Vapor Pressure149.1±0.1 mmHg at 25°C
Refractive Index1.405

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H314 — Causes severe skin burns and eye damage

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 (Trimethylsilyl)methylamine?

The CAS number of (Trimethylsilyl)methylamine is 18166-02-4.

What are the molecular formula and molecular weight of (Trimethylsilyl)methylamine?

(Trimethylsilyl)methylamine has molecular formula C4H13NSi and molecular weight 103.238 g/mol.

Is (Trimethylsilyl)methylamine hazardous?

(Trimethylsilyl)methylamine has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of (Trimethylsilyl)methylamine?

For (Trimethylsilyl)methylamine, Upstream Products: Trimethylsilylmethyl Azide, 2-(trimethylsilylmethyl)isoindole-1,3-dione, (Chloromethyl)trimethylsilane; Downstream Products: Dimethyl 1H-pyrazole-3,4-dicarboxylate, Methyl 3-fluoro-4-nitrobenzoate, 1-(Trimethylsilylmethyl)urea.

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

Last updated:

How to cite: Jingsj. "(Trimethylsilyl)methylamine (CAS 18166-02-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21359-2 (accessed 2026-11-09).

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