| Product Name | o-Cresolphthalein |
| CAS No. | 596-27-0 |
| Synonyms | ortho-cresolphthalein; 3,3-bis(4-hydroxy-m-tolyl)phthalide; 3,3-bis(4-hydroxy-3-methylphenyl)-2-benzofuran-1(3H)-one; o-Cresolphalein |
| InChI | InChI=1/C22H18O4/c1-13-11-15(7-9-19(13)23)22(16-8-10-20(24)14(2)12-16)18-6-4-3-5-17(18)21(25)26-22/h3-12,23-24H,1-2H3 |
| Molecular Formula | C22H18O4 |
| Molecular Weight | 346.3759 |
| Density | 1.32g/cm3 |
| Melting point | 223-225℃ |
| Boiling point | 555°C at 760 mmHg |
| Flash point | 198.8°C |
| Water solubility | slightly soluble |
| Refractive index | 1.668 |
| Hazard Symbols |  Xn:Harmful; |
| Risk Codes | R40:; |
| Safety | S36/37:; |
596-27-0 o-cresolphthalein
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