| Identification | |
| Name: | 2,5-Cyclohexadien-1-one,4-[bis(4-hydroxyphenyl)methylene]- |
| Synonyms: | 2,5-Cyclohexadien-1-one,4-[bis(p-hydroxyphenyl)methylene]- (7CI,8CI);Aurin (6CI);4,4'-Dihydroxyfuchsone;4-(p,p'-Dihydroxybenzhydrylidene)-2,5-cyclohexadien-1-one;4-[Bis(p-hydroxyphenyl)methylene]-2,5-cyclohexadien-1-one;Aurin 555;Aurine;C.I. 43800;Corallin;Corallin Spirit Soluble;NSC 7805;Pararosolic acid;Rosalic acid;Spirit Aurine;p-Rosolic acid; |
| CAS: | 603-45-2 |
| EINECS: | 210-041-8 |
| Molecular Formula: | C19H14O3 |
| Molecular Weight: | 290.31266 |
| InChI: | InChI=1S/C19H14O3/c20-16-7-1-13(2-8-16)19(14-3-9-17(21)10-4-14)15-5-11-18(22)12-6-15/h1-12,20-21H |
| Molecular Structure: | ![(C19H14O3) 2,5-Cyclohexadien-1-one,4-[bis(p-hydroxyphenyl)methylene]- (7CI,8CI);Aurin (6CI);4,4'-Dihydroxyfuchs...](https://img.guidechem.com/casimg/603-45-2.gif) |
| Properties | |
| Melting Point: | ca. 308 C (decomposes) |
| Density: | 1.315 g/cm3 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Refractive index: | 1.691 |
| Water Solubility: | negligible |
| Solubility: | negligible |
| Appearance: | red crystals or powder |
| Safety Data | |
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