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5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine

Also known as: 5-CHLORO-3-[2-(TRIMETHYLSILYL)ETHYNYL]PYRIDIN-2-AMINE, 2-AMINO-5-CHLORO-3-(TRIMETHYLSILYL)ACETYLENYLPYRIDINE, 2-Pyridinamine, 5-chloro-3-[2-(trimethylsilyl)ethynyl]-, 2-amino-5-chloro-3-[(trimethylsilyl)ethynyl]pyridine, 5-Chloro-3-trimethylsilanylethynyl-pyridin-2-ylamine, 5-chloro-3-(2-(trimethylsilyl)ethynyl)pyridin-2-amine, 5-chloro-3-(2-trimethylsilylethynyl)pyridin-2-amine, 5-chloro-3-[2-(trimethylsilyl)ethynyl]-2-pyridinamine, 5-chloro-3-trimethylsilanylethynylpyridin-2-ylamine

5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine (CAS 866318-90-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H13ClN2Si and a molecular weight of 224.76200 g/mol. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
866318-90-3
Jingsj CID
J-1355221-1
Molecular Formula
C10H13ClN2Si
Molecular Weight
224.76200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass224.05400
PSA38.91000
LogP3.12730

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine?

The CAS number of 5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine is 866318-90-3.

What are the molecular formula and molecular weight of 5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine?

5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine has molecular formula C10H13ClN2Si and molecular weight 224.76200 g/mol.

Is 5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine hazardous?

5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

What are the upstream and downstream products of 5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine?

For 5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine, Upstream Products: 5-Chloro-3-iodo-2-pyridinamine, Trimethylsilylacetylene, 2-Amino-5-chloropyridine; Downstream Products: 5-chloro-3-ethynylpyridin-2-amine, 3-Bromo-5-chloro-1H-pyrrolo[2,3-b]pyridine, 5-Chloro-1H-pyrrolo[2,3-b]pyridine.

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

Last updated:

How to cite: Jingsj. "5-Chloro-3-((trimethylsilyl)ethynyl)pyridin-2-amine (CAS 866318-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355221-1 (accessed 2026-11-09).

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