Cresol Purple
- Product NameCresol Purple
- CAS2303-01-7
- CBNumberCB7722734
- MFC21H18O5S
- MW382.43
- EINECS218-960-6
- MDL NumberMFCD00005871
- MOL File2303-01-7.mol
- MSDS FileSDS
Chemical Properties
| Melting point | >250°C |
| Boiling point | 577.5±50.0 °C(Predicted) |
| Density | 1.404±0.06 g/cm3(Predicted) |
| storage temp. | room temp |
| solubility | Very slightly soluble in water, ethanol; soluble in methanol |
| form | Liquid |
| pka | 1.51, 8.32(at 25℃) |
| color | Dark green |
| PH Range | 1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple) |
| Water Solubility | Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol. |
| λmax | 579nm, 371nm |
| Merck | 14,2577 |
| BRN | 350314 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Major Application | Fuel cells, sensors, display device, falsification-proof security paper, inks, correction fluid, paints, detection of electrophilic gases, lubricants, cement products, packaging system, adhesive, cosmetics, food storage, determining glucose in dialysis solution, screening of cat diseases, detecting carbohydrates, oral hygiene products |
| EWG's Food Scores | 1 |
| FDA UNII | 85ODZ58K3D |
| EPA Substance Registry System | Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[3-methyl- (2303-01-7) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H302-H315-H319-H335 | |||||||||
| Precautionary statements | P261-P305+P351+P338 | |||||||||
| Safety Statements | 24/25 | |||||||||
| WGK Germany | WGK 2 water endangering | |||||||||
| TSCA | Yes | |||||||||
| HS Code | 2934 99 90 | |||||||||
| NFPA 704: |
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