4-(tert-Butyldimethylsilyloxymethyl)pyridine

Also known as: 4-(tert-butyldimethylsiloxy)methyl pyridine, 4-(Dimethyl-tert-butylsilyloxymethyl)pyridine, 4-({[Dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl)pyridine, 4-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]pyridine, tert-butyl-dimethyl-(pyridin-4-ylmethoxy)silane, TBS-4-hydroxymethylpyridine, AKOS 91359

4-(tert-Butyldimethylsilyloxymethyl)pyridine (CAS 117423-41-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H21NOSi and a molecular weight of 223.387 g/mol. Key properties include a boiling point of 271.5±15.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 118.0±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 117423-41-3
Jingsj CID: J-1067767-5
Molecular Formula: C₁₂H₂₁NOSi
Molecular Weight: 223.387 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	271.5±15.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	118.0±20.4 °C
Exact Mass	223.139236
PSA	22.12000
LogP	3.13
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.474

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. 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 4-(tert-Butyldimethylsilyloxymethyl)pyridine?

The CAS number of 4-(tert-Butyldimethylsilyloxymethyl)pyridine is 117423-41-3.

What are the molecular formula and molecular weight of 4-(tert-Butyldimethylsilyloxymethyl)pyridine?

4-(tert-Butyldimethylsilyloxymethyl)pyridine has molecular formula C12H21NOSi and molecular weight 223.387 g/mol.

What are the upstream and downstream products of 4-(tert-Butyldimethylsilyloxymethyl)pyridine?

For 4-(tert-Butyldimethylsilyloxymethyl)pyridine, Upstream Products: 4-Pyridinemethanol, tert-Butyldimethylchlorosilane; Downstream Products: 4-(4-Fluorophenyl)-2-[4-(methylsulfinyl)phenyl]-5-(4-pyridinyl)-1H-imidazole, SB 202190, PD 169316.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-(tert-Butyldimethylsilyloxymethyl)pyridine (CAS 117423-41-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1067767-5 (accessed 2026-11-09).

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