PHENOLPHTHALEIN DISODIUM SALT
- CAS NO.：518-51-4
- Empirical Formula: C20H15NaO4
- Molecular Weight: 342.33
- MDL number: MFCD00051414
- EINECS: 208-254-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:27:29
What is PHENOLPHTHALEIN DISODIUM SALT?
Chemical properties
PURPLE CRYSTALLINE POWDER
Properties of PHENOLPHTHALEIN DISODIUM SALT
| Melting point: | >250°C |
| storage temp. | Amber Vial, Refrigerator, Under inert atmosphere |
| solubility | Solubility Soluble in water, ethanol |
| form | Powder |
| pka | 9.1(at 25℃) |
| color | Dark purple to dark brown |
| PH Range | Colorless (8.0) to pink (10.0) |
| λmax | 553nm |
| Stability: | Hygroscopic, Light Sensitive |
| Major Application | Inks, fire-resistant polymers, permanent hair straightener |
| EPA Substance Registry System | 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-, disodium salt (518-51-4) |
Safety information for PHENOLPHTHALEIN DISODIUM SALT
Computed Descriptors for PHENOLPHTHALEIN DISODIUM SALT
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