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4,4'-Di-tert-butyl-2,2'-bipyridine

Also known as: 4,4'-Di-tert-butyl-2,2'-bipyridyl, 4,4'-Di-t-butyl-2,2'-bipyridyl, 4,4'-Bis(tert-butyl)-2,2'-bipyridine, 4,4'-Bis(1,1-dimethylethyl)-2,2'-bipyridine, 4,4'-Di-tert-butyl-2,2'-dipyridyl, dbbpy, tBu2bpy, 4,4'-dtbipy, 4,4'-di-tBu-2,2'-bipyridine, 4,4'-Bis(2-methyl-2-propanyl)-2,2'-bipyridine

4,4'-Di-tert-butyl-2,2'-bipyridine (CAS 72914-19-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H24N2 and a molecular weight of 268.397 g/mol. Key properties include a melting point of 159-161ºC(lit.), a boiling point of 395.4±42.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 150.2±19.5 °C. 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.
72914-19-3
Jingsj CID
J-10736-8
Molecular Formula
C18H24N2
Molecular Weight
268.397 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point159-161ºC(lit.)
Boiling Point395.4±42.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point150.2±19.5 °C
Exact Mass268.193939
PSA25.78000
LogP4.66
Appearancecrystal | white
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.523
Stabilityhygroscopic

GHS Safety & Compliance

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

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 4,4'-Di-tert-butyl-2,2'-bipyridine?

The CAS number of 4,4'-Di-tert-butyl-2,2'-bipyridine is 72914-19-3.

What are the molecular formula and molecular weight of 4,4'-Di-tert-butyl-2,2'-bipyridine?

4,4'-Di-tert-butyl-2,2'-bipyridine has molecular formula C18H24N2 and molecular weight 268.397 g/mol.

Is 4,4'-Di-tert-butyl-2,2'-bipyridine hazardous?

4,4'-Di-tert-butyl-2,2'-bipyridine 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 4,4'-Di-tert-butyl-2,2'-bipyridine?

For 4,4'-Di-tert-butyl-2,2'-bipyridine, Upstream Products: 4-tert-Butyl-2-chloropyridine, 4-tert-Butylpyridine.

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

Last updated:

How to cite: Jingsj. "4,4'-Di-tert-butyl-2,2'-bipyridine (CAS 72914-19-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10736-8 (accessed 2026-11-09).

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