2556-73-2
| Name | N-Methylcaprolactam |
| CAS | 2556-73-2 |
| EINECS(EC#) | 219-874-1 |
| Molecular Formula | C7H13NO |
| MDL Number | MFCD00003263 |
| Molecular Weight | 127.18 |
| MOL File | 2556-73-2.mol |
Chemical Properties
| Appearance | clear colorless to light yellow liquid |
| Boiling point | 106-108 °C/6 mmHg (lit.) |
| density | 0.991 g/mL at 25 °C(lit.) |
| refractive index | n |
| Fp | 218 °F |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Chloroform (Sparingly), Ethyl Acetate (Slightly), Methanol (Sparingly) |
| form | Oil |
| pka | -0.41±0.20(Predicted) |
| color | Colourless |
| Specific Gravity | 0.991 |
| Water Solubility | Fully miscible with water. |
| Sensitive | Hygroscopic |
| Merck | 5989 |
| InChI | 1S/C7H13NO/c1-8-6-4-2-3-5-7(8)9/h2-6H2,1H3 |
| InChIKey | ZWXPDGCFMMFNRW-UHFFFAOYSA-N |
| SMILES | CN1CCCCCC1=O |
| CAS DataBase Reference | 2556-73-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 2H-Azepin-2-one, hexahydro-1-methyl-(2556-73-2) |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302+H312+H332-H315-H319-H335 |
| Precautionary statements | P261-P280-P301+P312-P302+P352+P312-P304+P340+P312-P305+P351+P338 |
| Hazard Codes | Xn |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| RTECS | CM4025000 |
| HS Code | 29337900 |
| Storage Class | 10 - Combustible liquids |
| Hazard Classifications | Acute Tox. 4 Oral Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |