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2,5-Bis(1-naphthyl)-1,3,4-oxadiazole

Also known as: 2,5-Di(1-naphthyl)-1,3,4-oxadiazole, 2,5-Di(naphthalen-1-yl)-1,3,4-oxadiazole, 2,5-Bis(1-naphtyl)-1,3,4-oxadiazole, 2,5-DI(1-NAPHTHYL)-1,3,4-OXADIAZOLE, BND, 2,5-Di(1-naphtyl)-1,3,4-oxadiazole, 1,3,4-Oxadiazole, 2,5-di-1-naphthalenyl-

2,5-Bis(1-naphthyl)-1,3,4-oxadiazole (CAS 905-62-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H14N2O and a molecular weight of 322.35900 g/mol. Key properties include a melting point of 175-178°C, a boiling point of 556.4ºC at 760mmHg, a density of 1.251g/cm3 and a flash point of 293.1ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H413. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
905-62-4
Jingsj CID
J-21986-6
Molecular Formula
C22H14N2O
Molecular Weight
322.35900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point175-178°C
Boiling Point556.4ºC at 760mmHg
Density1.251g/cm3
Flash Point293.1ºC
Exact Mass322.11100
PSA38.92000
LogP5.71000
Refractive Index1.7

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H413

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole?

The CAS number of 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole is 905-62-4.

What are the molecular formula and molecular weight of 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole?

2,5-Bis(1-naphthyl)-1,3,4-oxadiazole has molecular formula C22H14N2O and molecular weight 322.35900 g/mol.

Is 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole hazardous?

2,5-Bis(1-naphthyl)-1,3,4-oxadiazole has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H413.

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

Last updated:

How to cite: Jingsj. "2,5-Bis(1-naphthyl)-1,3,4-oxadiazole (CAS 905-62-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21986-6 (accessed 2026-11-06).

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