1,3-Diphenoxybenzene
1,3-Diphenoxybenzene (CAS 3379-38-2) is a diaryl ether with the molecular formula C6H5OC6H4OC6H5 and a molecular weight of 262.30 g/mol. This organic compound, assaying at ≥99% purity, serves as a versatile building block in chemical synthesis. It has been notably employed as an internal standard in analytical techniques like gas chromatography coupled with mass spectrometry for pesticide determination and in the development of novel carboxylate ligands for bioinorganic chemistry research.
- IUPAC
- Resorcinol diphenyl ether
- Synonyms
- Resorcinol diphenyl ether

Analytical Standard
Utilised as an internal standard in solid-phase extraction and GC-MS (SIM mode) for the precise multi-class determination of pesticides, ensuring accurate quantification in complex matrices.
Ligand Synthesis
Employed in the synthesis of advanced carboxylate ligands. These ligands are designed to mimic the active sites of non-heme oxygenases, aiding research in bioinorganic chemistry and enzyme mechanisms.
Organic Synthesis Intermediate
Serves as a key building block in organic synthesis, particularly within the realm of ether chemistry, enabling the construction of more complex molecular architectures.
| Molecular weight | 262.30 |
|---|---|
| Linear formula | C6H5OC6H4OC6H5 |
| Assay | ≥99% |
| Application | 1,3-Diphenoxybenzene was used:• as internal standard during solid-phase extraction and gas chromatography coupled mass spectrometry in the selective ion monitoring (SIM) mode for the multi-class determination of pesticides1• in the synthesis of new carboxylate ligands for simulation of binuclear active centres of nonheme oxygenases2 |
| Melting point | 59-61 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1,3-Diphenoxybenzene used for?
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1,3-Diphenoxybenzene is used as an internal standard in analytical chemistry, such as GC-MS for pesticide analysis, and in the synthesis of ligands for bioinorganic chemistry research.
What is the CAS number and formula for 1,3-Diphenoxybenzene?
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The CAS number is 3379-38-2, and its linear formula is C6H5OC6H4OC6H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Diphenoxybenzene with a purity of ≥99%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
What are the safety and handling recommendations for 1,3-Diphenoxybenzene?
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Users should wear eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. This compound is classified with WGK 3 in Germany, indicating a high hazard level.
Can Tech Serve Solutions export 1,3-Diphenoxybenzene?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 1,3-Diphenoxybenzene.
How can I request a sample or quote for 1,3-Diphenoxybenzene?
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Please contact our sales department through the website or by calling us directly to request a sample or a quotation for 1,3-Diphenoxybenzene.
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