Phthalazine
Phthalazine
CAS: 253-52-1
Molecular Formula: C8H6N2
Phthalazine - Names and Identifiers
| Name | Phthalazine |
| Synonyms | PHZ Phthalazin PHTHALAZINE Phthalazine β-Phenodiazine 2,3-Benzodiazine 2,3-BENZODIAZINE beta-Phenodiazine BENZO[D]PYRIDAZINE Benzo[d]pyridazine 4,5-BENZOPYRIDAZINE 2,3-Diazanaphthalene |
| CAS | 253-52-1 |
| EINECS | 205-963-2 |
| InChI | InChI=1/C8H6N2/c1-2-4-8-6-10-9-5-7(8)3-1/h1-6H |
Phthalazine - Physico-chemical Properties
| Molecular Formula | C8H6N2 |
| Molar Mass | 130.15 |
| Density | 1.1509 (rough estimate) |
| Melting Point | 89-92°C(lit.) |
| Boling Point | 189°C29mm Hg(lit.) |
| Flash Point | 178-180°C/15mm |
| Water Solubility | Soluble in water, methanol, chloroform. |
| Solubility | Soluble in water, soluble in ethanol, methanol, benzene, ethyl acetate, less soluble in ether, insoluble in petroleum ether. |
| Vapor Presure | 0.000782mmHg at 25°C |
| Appearance | Yellow solid |
| Color | Slightly brown to beige |
| Merck | 14,7370 |
| BRN | 109240 |
| pKa | 3.47(at 20℃) |
| Storage Condition | 2-8°C |
| Refractive Index | 1.6231 (estimate) |
| MDL | MFCD00006908 |
Phthalazine - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R68 - Possible risk of irreversible effects |
| Safety Description | S24/25 - Avoid contact with skin and eyes. S37/39 - Wear suitable gloves and eye/face protection S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29339900 |
Phthalazine - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Last Update：2024-04-10 22:29:15
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