2-Methyl-4,5-dihydro-3H-pyrrole
2-Methyl-1-pyrroline
CAS: 872-32-2
Molecular Formula: C5H9N
2-Methyl-4,5-dihydro-3H-pyrrole - Names and Identifiers
| Name | 2-Methyl-1-pyrroline |
| Synonyms | 2-Methylpyrroline 2-Methyl-1-pyrroline 2-METHYL-1-PYRROLINE 3,4-Dihydro-5-methyl-2H-pyrrole 2-Methyl-4,5-dihydro-3H-pyrrole 3,4-DIHYDRO-5-METHYL-2H-PYRROLE 5-Methyl-3,4-dihydro-2H-pyrrole |
| CAS | 872-32-2 |
| EINECS | 212-822-9 |
| InChI | InChI=1/C5H9N/c1-5-3-2-4-6-5/h2-4H2,1H3 |
2-Methyl-4,5-dihydro-3H-pyrrole - Physico-chemical Properties
| Molecular Formula | C5H9N |
| Molar Mass | 83.13 |
| Density | 0.878g/mLat 25°C(lit.) |
| Melting Point | 104-105 °C(lit.) |
| Boling Point | 104-105°C(lit.) |
| Flash Point | 51°F |
| Water Solubility | soluble |
| Vapor Presure | 56.1mmHg at 25°C |
| Appearance | Crystalline Powder and/or Chunks |
| Color | White to pale yellow to beige |
| pKa | 8.41±0.20(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.444(lit.) |
2-Methyl-4,5-dihydro-3H-pyrrole - Risk and Safety
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. R34 - Causes burns R/11 - |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S33 - Take precautionary measures against static discharges. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S/16 - |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| HS Code | 29339900 |
| Hazard Class | 3 |
| Packing Group | II |
2-Methyl-4,5-dihydro-3H-pyrrole - Reference Information
| Uses | 2-methylpyrroline is a transparent and slightly yellow liquid and can be used as a pharmaceutical intermediate. |
Last Update：2024-04-09 02:00:04
