A6654012
4-Picoline , 98% , 108-89-4
Synonym(s):
4-Methylpyridine;4-Picoline
CAS NO.：108-89-4
Empirical Formula: C6H7N
Molecular Weight: 93.13
MDL number: MFCD00006440
EINECS: 203-626-4
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 2.4 °C (lit.) |
| Boiling point: | 145 °C (lit.) |
| Density | 0.957 g/mL at 25 °C (lit.) |
| vapor density | 3.2 (vs air) |
| vapor pressure | 4 mm Hg ( 20 °C) |
| refractive index | n |
| Flash point: | 134 °F |
| storage temp. | Store below +30°C. |
| solubility | alcohol: soluble(lit.) |
| form | Liquid |
| pka | 6.02(at 20℃) |
| color | Clear light yellow |
| Odor | Obnoxious, Sweetish |
| explosive limit | 1.3-8.7%(V) |
| Water Solubility | soluble |
| Sensitive | Air Sensitive & Hygroscopic |
| Merck | 14,7402 |
| BRN | 104586 |
| Dielectric constant | 12.279999999999999 |
| InChIKey | FKNQCJSGGFJEIZ-UHFFFAOYSA-N |
| LogP | 1.22 at 25℃ |
| CAS DataBase Reference | 108-89-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Pyridine, 4-methyl-(108-89-4) |
| EPA Substance Registry System | 4-Methylpyridine (108-89-4) |
Description and Uses
4-Methylpyridine is used to manufacture isonicotinic acid and derivatives, in waterproofing agents for fabric, and as a solvent for resins, pharmaceuticals, dyestuffs, rubber accelerators, and pesticides. It is also used as a catalyst and curing agent.
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 | T |
| Risk Statements | 10-20/22-24-36/37/38 |
| Safety Statements | 26-36-45 |
| RIDADR | UN 1992 3/PG 3 |
| WGK Germany | 1 |
| RTECS | UT5425000 |
| Autoignition Temperature | 1000 °F |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | III |
| HS Code | 29333955 |
| Hazardous Substances Data | 108-89-4(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 1.29 g/kg (Smyth) |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
