1,2,3,6-Tetrahydropyridine
ALDRICH/134759 - 97%
Synonym: Δ3-Piperidine; 1,2,5,6-
CAS Number: 694-05-3
Empirical Formula (Hill Notation): C5H9N
Molecular Weight: 83.13
EC Number: 211-766-2
MDL Number: MFCD00005949
Linear Formula: C5H9N
Product Type: Chemical
| assay | 97% |
| bp | 108 °C (lit.) |
| density | 0.911 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C5H9N/c1-2-4-6-5-3-1/h |
| InChI key | FTAHXMZRJCZXDL-UHFFFAOYSA |
| mp | −48 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | C1CC=CCN1 |
| Application: | Used to form ene-endo-spirocyclic ammonium ylids for [2,3]-sigmatropic rearrangement to pyrroloazepinones and oxazepinones. |
| Packaging: | 1, 5 g in glass bottle |
| Packaging: | Bottomless glass bottle. Contents are inside inserted fused cone. |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H315 - H319 - H335 |
| Precautionary statements | P210 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | F,Xi |
| Risk Statements | 11-36/37/38 |
| Safety Statements | 16-26-36/37/39 |
| RIDADR | UN 2410 3 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 60.8 °F - closed cup |
| Flash Point(C) | 16 °C - closed cup |
| Purity | 97% |
| bp | 108 °C (lit.) |
| mp | −48 °C (lit.) |
| Density | 0.911 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |



