| Name | 2-Methylpiperidine |
| Synonyms | Pipecoline 2-Pipecoline D-A-PIPECOLINE 2-METHYL-PERIDINE 2-Methylpiperidine DL-2-Methylpiperidine (2R)-2-methylpiperidine (2R)-2-methylpiperidinium α-Pipecoline, 2-Pipecoline 2-PIPECOLINE 2-METHYL PIPERIDINE |
| CAS | 109-05-7 |
| EINECS | 203-642-1 |
| InChI | InChI=1/C6H13N/c1-6-4-2-3-5-7-6/h6-7H,2-5H2,1H3/p+1/t6-/m1/s1 |
| Molecular Formula | C6H13N |
| Molar Mass | 99.17 |
| Density | 0.844 g/mL at 25 °C (lit.) |
| Melting Point | -4--5 °C |
| Boling Point | 118-119 °C/753 mmHg (lit.) |
| Flash Point | 47°F |
| JECFA Number | 1608 |
| Water Solubility | soluble |
| Vapor Presure | 16.4mmHg at 25°C |
| Appearance | Liquid |
| Color | Clear yellow |
| BRN | 79804 |
| pKa | pK1:10.95(+1) (25°C) |
| PH | 12-13 (111g/l, H2O) |
| Storage Condition | Flammables area |
| Refractive Index | n20/D 1.446(lit.) |
| Physical and Chemical Properties | Density 0.844 melting point -4.6°C boiling point 118°C refractive index 1.4459-1.4479 flash point 16°C water soluble |
| Use | Used as a reagent for organic synthesis |
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. R34 - Causes burns R22 - Harmful if swallowed R41 - Risk of serious damage to eyes R37/38 - Irritating to respiratory system and skin. |
| 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. S39 - Wear eye / face protection. 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. |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| RTECS | TN1240000 |
| TSCA | Yes |
| HS Code | 29333999 |
| Hazard Class | 3 |
| Packing Group | II |
| FEMA | 4244 | 2-METHYLPIPERIDINE |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used as an organic synthesis reagent |
| category | flammable liquid |
| toxicity classification | highly toxic |
| acute toxicity | subcutaneous-rabbit LDL0: 300 mg/kg |
| flammability hazard characteristics | flammable in case of open flame, high temperature and oxidant; toxic nitrogen oxide smoke from combustion |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; Store separately from oxidants and acids |
| fire extinguishing agent | dry powder, dry sand, carbon dioxide, foam, 1211 fire extinguishing agent |