A3936212
5-Ethyl-2-picoline , 97% , 104-90-5
Synonym(s):
5-Ethyl-2-picoline;NSC 1984
CAS NO.:104-90-5
Empirical Formula: C8H11N
Molecular Weight: 121.18
MDL number: MFCD00006344
EINECS: 203-250-0
Update time: 2022-07-08
PRODUCT Properties
Melting point: | -70.9 °C |
Boiling point: | 178 °C (lit.) |
Density | 0.919 g/mL at 25 °C (lit.) |
vapor density | 4.2 (vs air) |
vapor pressure | 1.853hPa at 20℃ |
FEMA | 3546 | 5-ETHYL-2-METHYLPYRIDINE |
refractive index | n |
Flash point: | 151 °F |
storage temp. | Store below +30°C. |
solubility | 12.0g/l |
pka | pK1:6.51(+1) (20°C) |
form | clear liquid |
Specific Gravity | 0.921 (20/4℃) |
color | Colorless to Light orange to Yellow |
Odor | at 0.10 % in propylene glycol. nutty strong raw potato roasted earthy |
Odor Type | nutty |
Water Solubility | practically insoluble |
JECFA Number | 1318 |
Merck | 14,3844 |
BRN | 109269 |
Stability: | Stable. Hygroscopic. Combustible. Incompatible with strong oxidizing agents. |
InChIKey | NTSLROIKFLNUIJ-UHFFFAOYSA-N |
LogP | 2.1 at 22℃ |
CAS DataBase Reference | 104-90-5(CAS DataBase Reference) |
NIST Chemistry Reference | Pyridine, 5-ethyl-2-methyl-(104-90-5) |
EPA Substance Registry System | 5-Ethyl-2-methylpyridine (104-90-5) |
Description and Uses
2-Methyl-5-ethyl pyridine is a colorless liquidwith a sharp, aromatic odor. Molecular weight = 121.20;Boiling point = 128℃; Flash point = 39℃; also listed at68℃; Autoignition temperature 5 538℃. Explosive limits:LEL 5 1.1%; UEL 5 6.6%. Hazard Identification (based onNFPA-704 M Rating System): Health 2, Flammability 2,Reactivity 0. Slightly soluble in water.
Perfume composition
Safety
Symbol(GHS) | GHS05,GHS06 |
Signal word | Danger |
Hazard statements | H302-H311-H314 |
Precautionary statements | P270-P280-P301+P312-P301+P330+P331-P303+P361+P353-P305+P351+P338 |
Hazard Codes | C,N |
Risk Statements | 20/22-34-20/21/22-52/53 |
Safety Statements | 26-36/37/39-45-61 |
RIDADR | UN 2300 6.1/PG 3 |
WGK Germany | 3 |
RTECS | TJ6825000 |
Hazard Note | Corrosive |
TSCA | Yes |
HazardClass | 6.1 |
PackingGroup | III |
HS Code | 29333990 |
Hazardous Substances Data | 104-90-5(Hazardous Substances Data) |