1,2-(Methylenedioxy)-4-nitrobenzene
- CAS NO.：2620-44-2
- Empirical Formula: C7H5NO4
- Molecular Weight: 167.12
- MDL number: MFCD00005824
- EINECS: 220-055-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:41:19
What is 1,2-(Methylenedioxy)-4-nitrobenzene?
Chemical properties
yellow fine crystalline powder
Synthesis Reference(s)
Journal of Heterocyclic Chemistry, 28, p. 625, 1991 DOI: 10.1002/jhet.5570280316
Tetrahedron, 64, p. 4999, 2008 DOI: 10.1016/j.tet.2008.03.085
General Description
1,2-(Methylenedioxy)-4-nitrobenzene undergoes continuous hydrogenation in supercritical CO2 with poly siloxane-supported noble metal catalyst in small flow reactor.
Properties of 1,2-(Methylenedioxy)-4-nitrobenzene
| Melting point: | 146-148 °C (lit.) |
| Boiling point: | 295.67°C (rough estimate) |
| Density | 1.5216 (rough estimate) |
| refractive index | 1.6280 (estimate) |
| Flash point: | 289 °F |
| solubility | acetone: soluble2.5%, clear to slightly hazy, yellow |
| form | powder to crystal |
| color | Light yellow to Yellow to Orange |
| BRN | 169063 |
| CAS DataBase Reference | 2620-44-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,3-Benzodioxole, 5-nitro-(2620-44-2) |
| EPA Substance Registry System | 1,3-Benzodioxole, 5-nitro- (2620-44-2) |
Safety information for 1,2-(Methylenedioxy)-4-nitrobenzene
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. |
Computed Descriptors for 1,2-(Methylenedioxy)-4-nitrobenzene
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