A7712212
2,4,6-Trimethylpyridine , 99% , 108-75-8
Synonym(s):
sym-Collidine;2,4,6-Collidine;2,4,6-Trimethylpyridine;sym.-Collidine
CAS NO.：108-75-8
Empirical Formula: C8H11N
Molecular Weight: 121.18
MDL number: MFCD00006338
EINECS: 203-613-3
| Pack Size | Price | Stock | Quantity |
| 25ML | RMB37.60 | In Stock |
|
| 100ML | RMB112.80 | In Stock |
|
| 500ML | RMB405.60 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -43 °C (lit.) |
| Boiling point: | 171-172 °C (lit.) |
| Density | 0.917 g/mL at 25 °C (lit.) |
| vapor pressure | 4 hPa (20 °C) |
| refractive index | n |
| Flash point: | 135 °F |
| storage temp. | Store below +30°C. |
| solubility | 35g/l |
| pka | 7.43(at 25℃) |
| form | Liquid |
| color | Clear colorless to yellow |
| Water Solubility | 35 g/L (20 ºC) |
| Sensitive | Hygroscopic |
| Merck | 14,9718 |
| BRN | 107283 |
| Dielectric constant | 1.9（20℃） |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. |
| LogP | 1.25 at 20℃ |
| CAS DataBase Reference | 108-75-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Pyridine, 2,4,6-trimethyl-(108-75-8) |
| EPA Substance Registry System | 2,4,6-Trimethylpyridine (108-75-8) |
Description and Uses
2,4,6-Collidine is an reagent used for various synthetic preparations such as the synthesis of methylated pyridines by three-componet catalytic condensation of acetylene, acetone and ammonia.
Safety
| Symbol(GHS) |   GHS02,GHS06 |
| Signal word | Danger |
| Hazard statements | H226-H302+H332-H311-H315-H319-H335 |
| Precautionary statements | P210-P280-P301+P312-P303+P361+P353-P304+P340+P312-P305+P351+P338 |
| Hazard Codes | Xn |
| Risk Statements | 10-20/21/22-36/37/38 |
| Safety Statements | 26-36/37-36 |
| RIDADR | UN 1992 3/PG 3 |
| WGK Germany | 3 |
| RTECS | UU0970000 |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | III |
| HS Code | 29333999 |
| Hazardous Substances Data | 108-75-8(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 400 mg/kg |
