3-Oxabicyclo[3.1.0]hexane-2,4-dione
Synonym(s):1,2-Cyclopropanedicarboxylic anhydride
- CAS NO.：5617-74-3
- Empirical Formula: C5H4O3
- Molecular Weight: 112.08
- MDL number: MFCD00126929
- EINECS: 690-462-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:48:19
![3-Oxabicyclo[3.1.0]hexane-2,4-dione Structural](https://img.chemicalbook.in/CAS/GIF/5617-74-3.gif)
What is 3-Oxabicyclo[3.1.0]hexane-2,4-dione?
Chemical properties
white crystals or crystalline powder
The Uses of 3-Oxabicyclo[3.1.0]hexane-2,4-dione
3-Oxabicyclo[3.1.0]hexan-2,4-dione is used as a reagent in synthesis of several organic compounds including that of a newly discovered histamine H3 receptor inverse agonist that enhances short term memory. Also used in the synthesis of phthalazinone derivatives which act as topically active phosphodiesterase 4 inhibitors.
Properties of 3-Oxabicyclo[3.1.0]hexane-2,4-dione
| Melting point: | 59-61 °C(lit.) |
| Boiling point: | 100-102 °C5 mm Hg(lit.) |
| Density | 1.50 |
| refractive index | 1.4630 (estimate) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | soluble in Methanol |
| form | Powder, Crystals and/or Chunks |
| color | White to off-white |
| Sensitive | Moisture Sensitive |
| CAS DataBase Reference | 5617-74-3 |
Safety information for 3-Oxabicyclo[3.1.0]hexane-2,4-dione
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P312:Call a POISON CENTER or doctor/physician if you feel unwell. |
Computed Descriptors for 3-Oxabicyclo[3.1.0]hexane-2,4-dione
| InChIKey | ZRMYHUFDVLRYPN-UHFFFAOYSA-N |
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