| Product Name | 3,4-Diethoxy-3-cyclobutene-1,2-dione |
| CAS No. | 5231-87-8 |
| Synonyms | Squaric acid diethyl ester; Diethyl squarate; 3,4-diethoxycyclobut-3-ene-1,2-dione |
| InChI | InChI=1/C8H10O4/c1-3-11-7-5(9)6(10)8(7)12-4-2/h3-4H2,1-2H3 |
| Molecular Formula | C8H10O4 |
| Molecular Weight | 170.1626 |
| Density | 1.19g/cm3 |
| Boiling point | 325.7°C at 760 mmHg |
| Flash point | 135.4°C |
| Water solubility | insoluble |
| Refractive index | 1.477 |
| Hazard Symbols |  Xn:Harmful; |
| Risk Codes | R36/37/38:; R42/43:; |
| Safety | S23:; S24:; S26:; S37/39:; |
5231-87-8 3,4-diethoxy-3-cyclobutene-1,2-dione
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