alpha-Naphtholphthalein CAS#: 596-01-0; ChemWhat Code: 96501
Names & Identifiers |
| Product Name | alpha-Naphtholphthalein |
| Synonyms | 3,3-bis(4-hydroxy-1-naphthyl)phthalide;A-NAPHTHOLPHTHALEIN PRACTICAL GRADE;ALPHA-NAPHTHOLPHTHALEIN INDICATOR;1-NAPHTHOLPHTHALEIN, INDICATOR;ALPHA-NAPHTHOLPHTHALEIN(0.1% IN CA. 50% ETHANOL)[FOR PH DETERMINATION];alpha-Naphtholphthalein, indicator, pure;1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-1-naphthalenyl)-;à-naphtholphthalein |
| CAS Registry Number | 596-01-0 |
| Molecular Formula | C28H18O4 |
| Molecular Weight | 418.44 |
| EINECS | 209-875-5 |
| Other Registry Numbers | ; |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 238-240 °C(lit.) |
| Storage | Store below +30°C. |
| Solubulity | Solubility Practically insoluble in water; soluble in ethanol |
| form | Powder |
| pka | 8.0, 8.2, 8.5(at 25℃) |
| Color | Pink to beige or brown |
| PH Range | 7.1(brownish)-8.3(blue/green) |
| Water Solubility | Soluble in ethanol. Insoluble in water. |
| λmax | 648nm |
| Merck | 14,6389 |
| InChIKey | HQHBAGKIEAOSNM-UHFFFAOYSA-N |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xi |
| R Phrase | 36/37/38 |
| S Phrase | 26-36 |
| WGK Germany | 3 |
| HS Code | 32041900 |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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