3-Ethylpyridine

CAS NO.：536-78-7
Empirical Formula: C7H9N
Molecular Weight: 107.15
MDL number: MFCD00006413
EINECS: 208-647-2
SAFETY DATA SHEET (SDS)
Update Date: 2025-09-25 17:15:13

What is 3-Ethylpyridine?

Chemical properties

liquid

Chemical properties

3-Ethylpyridine has tobacco taste and flavor.

Occurrence

Reported found in coffee, beer, whiskey, roasted chicken, tea, oatmeal, clams, shrimp and squid, cooked chicken, dried bonito, krill, and Virginia tobacco.

The Uses of 3-Ethylpyridine

3-Ethylpyridine was used to to identify the toxicants in cigarette smoke solutions and to determine their effective doses using in vitro bioassays.

What are the applications of Application

3-Ethylpyridine is a constituent of cigarette smoke

Definition

ChEBI: 3-Ethylpyridine is a member of pyridines.

Taste threshold values

Aroma characteristics at 1.0%: chemical, grainy, beany, musty and earthy, leafy tobacco-like with nutty nuances of peanut and coffee, with raw potato nuances.

Synthesis Reference(s)

The Journal of Organic Chemistry, 31, p. 4267, 1966 DOI: 10.1021/jo01350a524

General Description

3-Ethylpyridine is a constituent of cigarette smoke.

Biochem/physiol Actions

3-Ethylpyridine is degraded by Gordonia nitida sp. LE31T isolated from an industrial waste water.

Properties of 3-Ethylpyridine

Melting point:	-77 °C
Boiling point:	163-166 °C (lit.)
Density	0.954 g/mL at 25 °C (lit.)
refractive index	n20/D 1.502(lit.)
FEMA	3394 \| 3-ETHYLPYRIDINE
Flash point:	120 °F
solubility	alcohol: freely soluble
form	clear liquid
pka	pK1:5.80(+1) (20°C)
Specific Gravity	0.954
color	Colorless to Almost colorless
Odor	at 0.10 % in dipropylene glycol. tobacco oakmoss leather
Water Solubility	270.1g/L(196 ºC)
Sensitive	Hygroscopic
Merck	14,3848
JECFA Number	1315
BRN	106479
Stability:	Stable. Flammable. Incompatible with strong oxidizing agents, strong acids. May be moisture sensitive.
CAS DataBase Reference	536-78-7(CAS DataBase Reference)
NIST Chemistry Reference	3-(C2H5)-pyridine(536-78-7)
EPA Substance Registry System	3-Ethylpyridine (536-78-7)

Safety information for 3-Ethylpyridine

Signal word	Warning
Pictogram(s)	Flame Flammables GHS02 Exclamation Mark Irritant GHS07
GHS Hazard Statements	H226:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.