4-methyl-1-phenylpyrazolidin-3-one
1-Phenyl-4-methyl-3-pyrazolidone
CAS: 2654-57-1
Molecular Formula: C10H12N2O
4-methyl-1-phenylpyrazolidin-3-one - Names and Identifiers
| Name | 1-Phenyl-4-methyl-3-pyrazolidone |
| Synonyms | Phenidon B Phenidone B PHENIDONE B AKOS B028768 PYRAZOLIDONE B Natrii ferulas 4-Methylphenidone 1-Phenyl-4-methyl-3-pyrazolido 4-METHYL-1-PHENYL-3-PYRAZOLIDONE 4-methyl-1-phenyl-3-pyrazolidone 1-Phenyl-4-methyl-3-pyrazolidone 4-methyl-1-phenyl-3-pyrazolidinon 4-METHYL-1-PHENYL-3-PYRAZOLIDINONE 4-METHYL-1-PHENYLPYRAZOLIDIN-3-ONE 4-methyl-1-phenylpyrazolidin-3-one 1-Phenyl-4-benzoyl-3-pyrazolidinone (4S)-4-methyl-1-phenylpyrazolidin-3-one (4R)-4-methyl-1-phenylpyrazolidin-3-one |
| CAS | 2654-57-1 |
| EINECS | 220-180-6 |
| InChI | InChI=1/C10H12N2O/c1-8-7-12(11-10(8)13)9-5-3-2-4-6-9/h2-6,8H,7H2,1H3,(H,11,13)/t8-/m1/s1 |
4-methyl-1-phenylpyrazolidin-3-one - Physico-chemical Properties
| Molecular Formula | C10H12N2O |
| Molar Mass | 176.22 |
| Density | 1.1102 (rough estimate) |
| Melting Point | 133-136 °C |
| Boling Point | 307.83°C (rough estimate) |
| Water Solubility | 754.801mg/L at 30℃ |
| Solubility | soluble in Methanol |
| Vapor Presure | 0.001Pa at 25℃ |
| Appearance | Crystalline powder |
| Color | White to Light yellow |
| pKa | 9.54±0.70(Predicted) |
| Storage Condition | Sealed in dry,2-8°C |
| Refractive Index | 1.7110 (estimate) |
| MDL | MFCD00044800 |
| Use | Used as a photographic developer, pharmaceutical intermediates |
4-methyl-1-phenylpyrazolidin-3-one - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R43 - May cause sensitization by skin contact R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| UN IDs | 2811 |
| HS Code | 29331990 |
| Hazard Class | 6.1(b) |
| Packing Group | III |
4-methyl-1-phenylpyrazolidin-3-one - Reference Information
| LogP | 0.624 at 25℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | used as photographic developer and pharmaceutical intermediate photosensitive material developer imaging chemicals, black and white film, photographic paper developer and pharmaceutical intermediate. |
Last Update：2024-04-09 19:05:11
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