A4725331
2-Pyrrolidinone , 99% , 616-45-5
Synonym(s):
γ-Butyrolactam;2-Pyrrolidinone;2-Pyrrolidone;Butyrolactam
CAS NO.：616-45-5
Empirical Formula: C4H7NO
Molecular Weight: 85.1
MDL number: MFCD00005270
EINECS: 210-483-1
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 23-25 °C (lit.) |
| Boiling point: | 245 °C (lit.) |
| Density | 1.12 g/mL at 25 °C (lit.) |
| vapor density | 2.9 (vs air) |
| vapor pressure | 0.04 hPa (20 °C) |
| refractive index | n |
| FEMA | 4829 | 2-PYRROLIDONE |
| Flash point: | >230 °F |
| storage temp. | 2-8°C |
| solubility | H2O: miscible (completely) |
| pka | 16.62±0.20(Predicted) |
| form | Liquid |
| color | Clear colorless to pale yellow |
| PH | 9-11 (100g/l, H2O, 20℃) |
| explosive limit | 1.8-16.6%(V) |
| Water Solubility | miscible |
| Sensitive | Hygroscopic |
| Merck | 14,8016 |
| BRN | 105241 |
| Stability: | Hygroscopic |
| InChIKey | HNJBEVLQSNELDL-UHFFFAOYSA-N |
| LogP | -0.71 at 20℃ |
| CAS DataBase Reference | 616-45-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Pyrrolidinone(616-45-5) |
| EPA Substance Registry System | 2-Pyrrolidinone (616-45-5) |
Description and Uses
2-Pyrrolidinone is a widely used organic polar solvent for various applications. 2-Pyrrolidinone is also an intermediate in the manufacture of polymers.
Safety
| Symbol(GHS) |   GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H319-H360D |
| Precautionary statements | P201-P202-P264-P280-P305+P351+P338-P308+P313 |
| Risk Statements | 22 |
| Safety Statements | 24/25 |
| RIDADR | 2810 |
| WGK Germany | 1 |
| RTECS | UY5715000 |
| Autoignition Temperature | 395 °C |
| TSCA | Yes |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 29339980 |
| Hazardous Substances Data | 616-45-5(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: > 3200 mg/kg |
