Azoxybenzene
Azoxybenzene is organic compound with the formula C6H5N(O)NC6H5. It is a yellow, low-melting solid.[1] The molecule has a planar C2N2O core. The N-N and N-O bond lengths are nearly the same at 1.23 Å.[2]
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| Other names
Fenazox, diphenyldiazene Oxide | |
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| Properties | |
| C12H10N2O | |
| Molar mass | 198.225 g·mol−1 |
| Appearance | yellow solid |
| Density | 1.318 g/cm3 |
| Melting point | 35.5–36.5 °C (95.9–97.7 °F; 308.6–309.6 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| Infobox references | |
Preparation
It can be prepared by partial reduction of nitrobenzene. This reaction is proposed to proceed via the intermediacy of phenylhydroxylamine and nitrosobenzene:[1]
- PhNHOH + PhNO → PhN(O)NPh + H2O
References
- H. E. Bigelow, Albert Palmer (1931). "Azoxybenzene". Organic Syntheses. 11: 16. doi:10.15227/orgsyn.011.0016.CS1 maint: uses authors parameter (link)
- S. P. G. Martínez, S. Bernès (2007). "trans-Diphenyldiazene Oxide". Acta Crystallographica Section E. 63 (8): o3639. doi:10.1107/S1600536807035787.CS1 maint: uses authors parameter (link)
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