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N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline

Also known as: Benzenamine, N,N-dimethyl-4-[2-(trimethylsilyl)ethynyl]-, N,N-Dimethyl-4-((trimethylsilyl)ethynyl)aniline, N,N-dimethyl-4-(2-trimethylsilylethynyl)aniline, 1-(4-dimethylaminophenyl)-2-trimethylsilylethyne, 1-Trimethylsilylethynyl-4-dimethylaniline, 2-(4-N,N-dimethylaminophenyl)trimethylsilylethyne, N,N-dimethyl(4-trimethylsilylethynylphenyl)amine, N,N-dimethyl-4-[(trimethylsilyl)ethynyl]benzeneamine, dimethyl-(4-trimethylsilanylethynyl-phenyl)-amine, MFCD05664295

N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline (CAS 40230-97-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C13H19NSi and a molecular weight of 217.38200 g/mol. Key property: a melting point of 86-90ºC(lit.). It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40230-97-5
Jingsj CID
J-31778-2
Molecular Formula
C13H19NSi
Molecular Weight
217.38200 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point86-90ºC(lit.)
Exact Mass217.12900
PSA3.24000
LogP2.98150

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline?

The CAS number of N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline is 40230-97-5.

What are the molecular formula and molecular weight of N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline?

N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline has molecular formula C13H19NSi and molecular weight 217.38200 g/mol.

Is N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline hazardous?

N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline?

For N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline, Upstream Products: 4-Iodo-N,N-dimethylaniline, Trimethylsilylacetylene, 4-Bromo-N,N-dimethylaniline; Downstream Products: 4-Ethynyl-N,N-dimethylaniline, N,N-Dimethyl-4-((4-((4-((trimethylsilyl)ethynyl)phenyl)ethynyl)phenyl)ethynyl)aniline.

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

Last updated:

How to cite: Jingsj. "N,N-Dimethyl-4-[(trimethylsilyl)ethynyl]aniline (CAS 40230-97-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31778-2 (accessed 2026-11-09).

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