• Alfrebro
    • Alfrebro LLC
      Let's get reacquainted
      Building great taste with aroma chemicals, extracts, and distillates
      The Alfrebro brand was established in the early 1900s by Alex Fries & Brothers, a Cincinnati Flavor Company. In 1980, the brand was re-launched as an aroma chemical manufacturer. Since its inception, Alfrebro’s primary focus has been to provide quality natural and high value synthetic chemicals.
      Email:Sarah Forbis
      Email:Sales
      Voice:513-539-3021
      Fax:513-539-7372
      US Voice:513-539-7373
      Product(s):
      2-FURFURYLIDENE BUTYRALDEHYDE NATURAL
       
  • Penta International
2-furfurylidene butyraldehyde
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  • Suppliers
  • Organoleptics
      • Organoleptic Properties
        Odor Type :spicy
        Odor Strength :medium ,
        recommend smelling in a 1.00 % solution or less
        Odor Description:
        at 1.00 % in dipropylene glycol. 
        spicy cinnamon leather
  • Properties
      • Physical Properties
        Appearance :pale yellow to yellow clear liquid (est)
        Assay : 98.00 to 100.00 % 
        Food Chemicals Codex Listed :No
        Specific Gravity :1.05700 to 1.06300 @  25.00 °C.
        Pounds per Gallon - (est). : 8.795 to  8.845
        Refractive Index :1.57000 to 1.57600 @  20.00 °C.
        Boiling Point : 140.00 °C. @ 30.00 mm Hg
        Boiling Point : 240.00 °C. @ 760.00 mm Hg
        Acid Value : 3.00 max. KOH/g
        Vapor Pressure :0.044000 mm/Hg @ 25.00 °C. (est)
        Flash Point : 210.00 °F. TCC ( 98.89 °C. )
        logP (o/w) : 2.250 (est)
  • Safety
      • Safety Information
        Oral/Parenteral Toxicity : 
          Not determined
        Dermal Toxicity : 
          Not determined
        Inhalation Toxicity : 
          Not determined
  • Safety in Use
      • Safety in Use Information
        Category :flavoring agents
        Maximised Survey-derived Daily Intakes (MSDI-EU) :ND (μg/capita/day)
        Maximised Survey-derived Daily Intakes (MSDI-USA) :0.007 (μg/capita/day)
        Structure Class :III
        Recommendation for 2-furfurylidene butyraldehyde fragrance usage levels up to :
         not for fragrance use.
  • Safety References
2-(furan-2-ylmethylidene)butanal (Click)
CAS Number : 770-27-4
ECHA EC Number :212-221-1
FEMA Number :2492
CoE Number :11885
XlogP3 :2.00 (est)
Molecular Weight :150.17710000
Formula :C9 H10 O2
NMR Predictor :Predict
(2E)-2-(furan-2-ylmethylidene)butanal (Click)
CAS Number : 770-27-4  (E)
XlogP3 :2.00 (est)
Molecular Weight :150.17710000
Formula :C9 H10 O2
NMR Predictor :Predict
(2Z)-2-(furan-2-ylmethylidene)butanal (Click)
CAS Number : 770-27-4  (Z)
XlogP3 :2.00 (est)
Molecular Weight :150.17710000
Formula :C9 H10 O2
NMR Predictor :Predict
Category :flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information :
Google Scholar : Search Google Books : Search
Google Scholar : with word "volatile"Search Google Scholar : with word "flavor"Search
Google Scholar : with word "odor"SearchPerfumer and Flavorist : Search
Google Patents : Search US Patents : Search
EU Patents : Search IBM Patents : Obtain
Pubchem Patents:Search
EFSA Update of results on the monitoring of furan levels in food : Read Report
EFSA Previous report: Results on the monitoring of furan levels in food : Read Report
EFSA Report of the CONTAM Panel on provisional findings on furan in food : Read Report
JECFA Food Flavoring :1501  2-furfurylidenebutyraldehyde
Flavis Number :13.043 (Old)
EU SANCO Food Flavourings :13.043  furfurylidene-2-butanal

FEMA Number :2492  2-furfurylidenebutyraldehyde
FDA Mainterm : 2-FURFURYLIDENEBUTYRALDEHYDE
click on the picture(s) below to
interact with the 3D model
Picture of molecule
2-(furan-2-ylmethylidene)butanal
Picture of molecule
(2E)-2-(furan-2-ylmethylidene)butanal
Picture of molecule
(2Z)-2-(furan-2-ylmethylidene)butanal
Synonyms :
alpha-ethyl furylacrolein
2-ethyl-3-(2-furyl) acrylaldehyde
2-ethyl-3-furyl acrolein
2-ethyl-3-furyl-2-propenal
2-(furan-2-ylmethylidene)butanal
2-(2-furanyl methylene) butanal
2-furfurylidene butyraldehyde natural
furfurylidene-2-butanal
2-furfurylidenebutyraldehyde
3-furyl-2-ethyl acrolein
3-furyl-2-ethyl-2-propenal
Soluble in :
 alcohol
 water, 951.1 mg/L @ 25 °C (est)
Insoluble in :
 water
Stability :
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