3-methyl-2-butenal

Full Material List
3-methylbut-2-enal

Identifiers

FEMA 3646
CAS 107-86-8
EINECS 203-527-6
Synonyms
  • 2- butenal, 3-methyl-
  • crotonaldehyde, 3-methyl-
  • 3,3- dimethyl acryl aldehyde
  • 3,3- dimethyl-acrylaldehyde
  • 3,3- dimethylacrolein
  • b,b- dimethylacrolein
  • 3,3- dimethylacrylaldehyde
  • 3- methyl crotonaldehyde
  • 3- methyl-2-buten-1-al
  • 3- methyl-2-butenal
  • 3- methyl-2-crotonaldehyde
  • 3- methylbut-2-enal
  • 3- methylcrotonaldehyde
  • b- methylcrotonaldehyde
  • 2-iso pentenal
  • prenal
  • senecialdehyde
  • senecioaldehyde
JECFA Food Flavoring 1202
JECFA Food Additive N/A
DG SANTE Food Flavourings 05.124 3-methylcrotonaldehyde
DG SANTE Food Contact Materials N/A
FDA UNII 2JZ2B60W76
CoE Number 10354
XlogP3-AA N/A
Molecular Weight 84.11796
Molecular Formula C5 H8 O

Organoleptic

Organoleptic Notes
  • 1. Odor Type: fruity sweet fruity pungent brown nutty almond cherry
  • Odor Description:at 1.00 % in dipropylene glycol. sweet fruity pungent brown nutty almond cherry
  • sweet fruity pungent brown nutty almond cherry
  • Odor Description:sweet, fruity, pungent, brown and nutty with an almond and cherry nuanceMosciano, Gerard P&F 19, No. 3, 51, (1994)
Odor fruity
sweet, fruity, pungent, brown, nutty, almond, cherry
Flavor fruity
sweet, fruity, green, nutty, cherry,

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Properties

Food Chemicals Codex Listed No
Appearance colorless to yellow clear liquid (est)
Assay 99.00 to 100.00
Specific Gravity 0.87600 to 0.88300 @ 20.00 °C.
Lbs/Gal (est) 7.298 to 7.356
Refractive Index 1.46000 to 1.46400 @ 20.00 °C.
Melting Point N/A
Boiling Point 133.00 to 135.00 °C. @ 760.00 mm Hg
Flash Point 92.00 °F. TCC ( 33.33 °C. )
Acid Value N/A
Vapor Pressure 8.253000 mmHg @ 25.00 °C. (est)
Vapor Density N/A
logP (o/w) 1.190 (est)
Soluble In
  • alcohol
  • water, slightly
  • water, 1.342e+004 mg/L @ 25 °C (est)
  • water
Occurrence
  • bread wheat bread
  • chelyocarpus ulei
  • chicken fat
  • cognac
  • currant black currant fruit
  • geonoma polyandra
  • ginger
  • ginger lily white ginger lily
  • hop oil
  • moriche palm
  • potato baked potato
  • raspberry red raspberry fruit
  • tea rooibos tea
  • wettinia maynensis