4,4',4''-Trimethyl-2,2':6',2''-terpyridine

Also known as: 4,4',4''-Trimethyl-2,2':6',2''-terpyridine, 2,2':6',2''-Ter-4-picoline, 2,2':6',2''-Terpyridine, 4,4',4''-trimethyl-, 2,6-Bis(4-methyl-2-pyridyl)-4-methylpyridine, 4-methyl-2,6-bis(4-methylpyridin-2-yl)pyridine

4,4',4''-Trimethyl-2,2':6',2''-terpyridine (CAS 33354-75-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H17N3 and a molecular weight of 275.34800 g/mol. Key properties include a boiling point of 422.5ºC at 760mmHg, a density of 1.108g/cm3 and a flash point of 183.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33354-75-5
Jingsj CID: J-1101792-8
Molecular Formula: C₁₈H₁₇N₃
Molecular Weight: 275.34800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	422.5ºC at 760mmHg
Density	1.108g/cm3
Flash Point	183.9ºC
Exact Mass	275.14200
PSA	38.67000
LogP	4.13080
Refractive Index	1.592

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 4,4',4''-Trimethyl-2,2':6',2''-terpyridine?

The CAS number of 4,4',4''-Trimethyl-2,2':6',2''-terpyridine is 33354-75-5.

What are the molecular formula and molecular weight of 4,4',4''-Trimethyl-2,2':6',2''-terpyridine?

4,4',4''-Trimethyl-2,2':6',2''-terpyridine has molecular formula C18H17N3 and molecular weight 275.34800 g/mol.

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. "4,4',4''-Trimethyl-2,2':6',2''-terpyridine (CAS 33354-75-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1101792-8 (accessed 2026-11-09).

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