2,5-Bis(1-naphthyl)-1,3,4-oxadiazole
2,5-Bis(1-naphthyl)-1,3,4-oxadiazole (CAS: 905-62-4) is a heterocyclic organic compound with the molecular formula C22H14N2O and a molecular weight of 322.36 g/mol. It is recognised for its utility as an electron transport material in organic electronic devices. This compound serves as a valuable building block in chemical synthesis, particularly for materials science applications, including advanced organic and printed electronics.
- IUPAC
- 2,5-Di(naphthalen-1-yl)-1,3,4-oxadiazole,BND
- Synonyms
- 4-oxadiazole,905-62-4, C22H14N2O, 2,5-Di(naphthalen-1-yl)-1,3,4-oxadiazole, BND

Organic Electronic Material
This compound functions effectively as an electron transporter in organic light-emitting diodes (OLEDs). Its properties make it suitable for use in advanced electronic applications.
Chemical Synthesis Intermediate
As a heterocyclic building block, 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole is employed in the synthesis of novel materials. It is particularly relevant in the fields of materials science and organic electronics.
OLED and PLED Applications
Its electron-transporting characteristics are leveraged in the development and manufacture of Organic Light-Emitting Diodes (OLEDs) and Polymer Light-Emitting Diodes (PLEDs).
| Molecular weight | 322.36 |
|---|---|
| Empirical formula | C22H14N2O |
| Assay | 99% |
| Application | Organic electronic material useful as an electron transporter1 in organic light emitting diodes (OLEDs)2. |
| Melting point | 175-178 °C |

Hazard statements
- H302Harmful if swallowed
- H413May cause long-lasting harmful effects to aquatic life
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole used for?
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This compound is primarily used as an electron transport material in organic electronic devices like OLEDs and as a building block in chemical synthesis for materials science applications.
What are the CAS number and formula for 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole?
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The CAS number is 905-62-4 and the empirical formula (Hill notation) is C22H14N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with a minimum assay of 99%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole?
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This compound is classified as harmful if swallowed (H302) and may cause long-lasting harmful effects to aquatic life (H413). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used. It carries a 'Warning' signal word.
Does Tech Serve Solutions export 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole.
How can I request a quote or sample for 2,5-Bis(1-naphthyl)-1,3,4-oxadiazole?
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Please contact our sales department through the website or by phone to request a quote or arrange for a sample.
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