1-Methyl-2-pyrrolidinone
SIGALD/M79603 - ReagentPlus®, 99%
Synonym: 1-
CAS Number: 872-50-4
Empirical Formula (Hill Notation): C5H9NO
Molecular Weight: 99.13
EC Number: 212-828-1
MDL Number: MFCD00003193
Linear Formula: C5H9NO
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: M79603-1L.
| assay | 99% |
| autoignition temp. | 518 °F |
| bp | 202 °C (lit.) |
| 81-82 °C/10 mmHg (lit.) | |
| color | APHA: ≤50 |
| density | 1.028 g/mL at 25 °C (lit.) |
| expl. lim. | 9.5 % |
| form | liquid |
| impurities | ≤0.1% water (Karl Fischer) |
| InChI | 1S/C5H9NO/c1-6-4-2-3-5(6) |
| InChI key | SECXISVLQFMRJM-UHFFFAOYSA |
| mp | −24 °C (lit.) |
| pH | 7.7-10.0 (20 °C, 100 g/L) |
| product line | ReagentPlus® |
| Quality Level | 100  |
| refractive index | n |
| SMILES string | CN1CCCC1=O |
| vapor density | 3.4 (vs air) |
| vapor pressure | 0.29 mmHg ( 20 °C) |
| 0.99 mmHg ( 40 °C) |
| Application: | Undergoes condensation reactions with arylthioacetamides and methyl salicylates. Versatile solvent for water miscible applications. |
| Legal Information: | ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Other Notes: | A Greener alternative is available for many NMP applications, Cyrene (807796 ) |
| Packaging: | 1, 6×1, 2.5, 4, 4×4 L in glass bottle |
| Packaging: | 18, 20 L in steel drum |
| Symbol |   GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H315 - H319 - H335 - H360FD |
| Precautionary statements | P202 - P261 - P264 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | T |
| Risk Statements | 61-36/37/38 |
| Safety Statements | 53-45 |
| WGK Germany | WGK 1 |
| Flash Point(F) | 195.8 °F - Pensky-Martens c |
| Flash Point(C) | 91 °C - Pensky-Martens clos |
| Purity | 99% |
| bp | 202 °C (lit.); 81-82 °C/10 mmHg (lit.) |
| mp | −24 °C (lit.) |
| Density | 1.028 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352005 |