2-Pyrrolidinone
ALDRICH/W482900 - 99%
Synonym: 2-Pyrrolidone; Butyrolactam
CAS Number: 616-45-5
Empirical Formula (Hill Notation): C4H7NO
Molecular Weight: 85.10
EC Number: 210-483-1
MDL Number: MFCD00005270
Linear Formula: C4H7NO
Product Type: Chemical
| application(s) | flavors and fragrances |
| assay | 99% |
| biological source | synthetic |
| bp | 245 °C (lit.) |
| density | 1.12 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| InChI | 1S/C4H7NO/c6-4-2-1-3-5-4/ |
| InChI key | HNJBEVLQSNELDL-UHFFFAOYSA |
| mp | 23-25 °C (lit.) |
| organoleptic | fishy |
| Quality Level | 300 ![]() |
| refractive index | n |
| reg. compliance | FDA 21 CFR 117 |
| SMILES string | O=C1CCCN1 |
| vapor density | 2.9 (vs air) |
| Disclaimer: | For R&D or non-EU Food use. Not for retail sale. |
| Symbol | ![]() GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H319 - H360D |
| Precautionary statements | P201 - P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 235.4 °F - closed cup |
| Flash Point(C) | 113 °C - closed cup |
| Purity | 99% |
| bp | 245 °C (lit.) |
| mp | 23-25 °C (lit.) |
| Density | 1.12 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 4829 |
| UNSPSC | 12164502 |



