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2,4-Pentadienal

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2,4-Pentadienal Basic information

Product Name:
2,4-Pentadienal
Synonyms:
  • 2,4-Pentadienal
  • 1,3-Pentadiene-5-one
  • penta-2,4-dienal
  • penta-2,4-dienal USP/EP/BP
CAS:
764-40-9
MF:
C5H6O
MW:
82.1
Product Categories:
  • aldehyde Flavor
Mol File:
764-40-9.mol
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2,4-Pentadienal Chemical Properties

Boiling point:
36-37 °C(Press: 20 Torr)
Density 
0.845±0.06 g/cm3(Predicted)
FEMA 
3217 | 2,4-PENTADIENAL
Odor
fruity
Odor Type
fruity
JECFA Number
1173
LogP
0.53
EPA Substance Registry System
2,4-Pentadienal (764-40-9)
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2,4-Pentadienal Usage And Synthesis

Occurrence

Reported found in raw and roasted peanut.

Synthesis

Can be synthesized from 2-ethoxy-Δ3-dihydropyrone and phosphoric acid; and cis- and trans-isomers can be prepared from the corresponding penta-2,4-dien-1-ol (cis- or trans-form) in methylene chloride in the presence of manganese dioxide.

2,4-Pentadienal Preparation Products And Raw materials

Raw materials

2,4-PentadienalSupplier

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