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HomeProduct name list2-Pentylpyridine

2-Pentylpyridine

Synonym(s):2-Amyl pyridine

  • CAS NO.:2294-76-0
  • Empirical Formula: C10H15N
  • Molecular Weight: 149.23
  • MDL number: MFCD00051828
  • EINECS: 218-937-0
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-08-07 19:09:42
2-Pentylpyridine Structural

What is 2-Pentylpyridine?

Chemical properties

2-Pentylpyridine has a tallowy-like odor.

Occurrence

Reported as occurring in shallow-fried beef and as a steam-volatile component in roasted Spanish peanut. Also reported found in bell pepper, black sesame seeds, roast turkey, fried chicken, fried beef, cooked beef, mutton, lamb fat, roasted filberts, toasted oats and coriander seed.

Preparation

By alkylation of 2-pycollyl lithium; by hydrogenation of 2-pentenyl pyridine.

Definition

ChEBI: 2-Pentylpyridine is a member of pyridines.

Aroma threshold values

Detection: 0.6 ppb. Aroma characteristics at 0.1%: strong fresh green vegetative, peppery, mushroom, herbal and oily.

Taste threshold values

Taste characteristics at 1 ppm: green pepper vegetative, mushroom-like, musty, oily, meaty and MSG-like.

Purification Methods

Dry it with NaOH for several days, then distil it from CaO under reduced pressure, taking the middle fraction and redistilling it. The picrate has m 72-72.8o (from EtOH). [Beilstein 20 III/IV 2835.] 3-n-Pentylpyridine, purified as the 2-isomer, has b 110-112o/20mm, 224-226o/748mm, and the picrate has m 79.5-80o(from EtOH). [Beilstein 20 III/IV 2835.]

Properties of 2-Pentylpyridine

Boiling point: 102-107 °C (lit.)
Density  0.897 g/mL at 25 °C (lit.)
FEMA  3383 | 2-PENTYLPYRIDINE
refractive index  n20/D 1.488(lit.)
Flash point: 175 °F
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
form  clear liquid
pka 6.01±0.10(Predicted)
color  Colorless to Light yellow
Specific Gravity 0.902
Odor at 0.10 % in propylene glycol. fatty tallow green pepper mushroom herbal
JECFA Number 1313
BRN  2772
CAS DataBase Reference 2294-76-0(CAS DataBase Reference)
NIST Chemistry Reference Pyridine, 2-pentyl-(2294-76-0)
EPA Substance Registry System 2-Pentylpyridine (2294-76-0)

Safety information for 2-Pentylpyridine

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H227: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 P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405:Store locked up.

Computed Descriptors for 2-Pentylpyridine

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