3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine

3-二甲氧基甲基-5-三甲基硅烷基乙炔基-吡啶

Also known as: Pyridine, 3-(dimethoxymethyl)-5-[2-(trimethylsilyl)ethynyl]-, 2-[5-(dimethoxymethyl)pyridin-3-yl]ethynyl-trimethylsilane, 3-Dimethoxymethyl-5-trimethylsilanylethynylpyridine, 3-Dimethoxymethyl-5-[(trimethylsilyl)ethynyl]pyridine

3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine (CAS 879326-80-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H19NO2Si and a molecular weight of 249.38100 g/mol. It is also known as Pyridine, 3-(dimethoxymethyl)-5-[2-(trimethylsilyl)ethynyl]-, 2-[5-(dimethoxymethyl)pyridin-3-yl]ethynyl-trimethylsilane and 3-Dimethoxymethyl-5-trimethylsilanylethynylpyridine. Key properties include a boiling point of 294.5ºC at 760 mmHg and a density of 1.01g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
879326-80-4
Jingsj CID
J-1493659-7
Molecular Formula
C13H19NO2Si
Chinese Name
3-二甲氧基甲基-5-三甲基硅烷基乙炔基-吡啶
Molecular Weight
249.38100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point294.5ºC at 760 mmHg
Density1.01g/cm3

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine?

The CAS number of 3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine is 879326-80-4.

What are the molecular formula and molecular weight of 3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine?

3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine has molecular formula C13H19NO2Si and molecular weight 249.38100 g/mol.

Is 3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine hazardous?

3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3-(Dimethoxymethyl)-5-[(trimethylsilyl)ethynyl]pyridine (CAS 879326-80-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493659-7 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.