2-furfurylidene butyraldehyde
  • Alfrebro
    • Alfrebro LLC
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      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.
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      Product(s):
      2-FURFURYLIDENE BUTYRALDEHYDE NATURAL
       
  • Penta International
 
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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"Search
Perfumer 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
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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)
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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
  
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Cosmetic Information:
None found
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Suppliers:
Alfrebro
2-FURFURYLIDENE BUTYRALDEHYDE NATURAL
Odor: Cinnamon Bark, Woody
BOC Sciences
2-ethyl-3-(2-furyl)acrylaldehyde
For experimental / research use only.
Frutarom
2-Furfurylidenebutyraldehyde
Penta International
2-FURFURYLIDENE BUTYRALDEHYDE, Kosher
Penta International
2-FURFURYLIDENE BUTYRALDEHYDE, NATURAL, Kosher
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Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
  Not determined
Dermal Toxicity:
  Not determined
Inhalation Toxicity:
  Not determined
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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 usage levels up to:
 not for fragrance use.
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Safety References:
European Food Safety Athority(efsa):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
European Food Safety Authority (EFSA) reference(s):
Flavouring Group Evaluation 67 (FGE.67): Consideration of 40 furan-substituted aliphatic hydrocarbons, alcohols, aldehydes, ketones, carboxylic acids and related esters, sulfides, disulfides and ethers evaluated by JECFA at the 65th meeting (JECFA, 2006b) and re-evaluated at the 69th meeting (JECFA, 2009c)
page or pdf
Scientific Opinion on Flavouring Group Evaluation 67, Revision 1 (FGE.67Rev.1): Consideration of 40 furan-substituted aliphatic hydrocarbons, alcohols, aldehydes, ketones, carboxylic acids and related esters, sulfides, disulfides and ethers evaluated by JECFA at the 65th meeting (JECFA, 2006b) and re-evaluated at the 69th meeting (JECFA, 2009c)
page or pdf
Scientific Opinion on Flavouring Group Evaluation 222 (FGE.222): Consideration of genotoxicity data on representatives for alpha,beta-unsaturated furyl derivatives with the a,-unsaturation in the side chain from subgroup 4.6 of FGE.19 by EFSA
page or pdf
EPI System:View
Chemicalize.org:Calculate predicted properties
EPA ACToR:Toxicology Data
National Institute of Allergy and Infectious Diseases:Data
 2-(furan-2-ylmethylidene)butanal
Chemidplus:0000770274
 (2E)-2-(furan-2-ylmethylidene)butanal
 (2Z)-2-(furan-2-ylmethylidene)butanal
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References:
 2-(furan-2-ylmethylidene)butanal
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:770-27-4
Pubchem (cid):61210
Pubchem (sid):34410248
 (2E)-2-(furan-2-ylmethylidene)butanal
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:770-27-4
Pubchem (cid):6435826
Pubchem (sid):197473
 (2Z)-2-(furan-2-ylmethylidene)butanal
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:770-27-4
Pubchem (cid):14932864
Pubchem (sid):34182774
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Other Information:
(IUPAC):Atomic Weights of the Elements 2009
(IUPAC):Atomic Weights of the Elements 2009 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Everything Added to Food in the United States (EAFUS):View
ChemSpider: View
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Potential Blenders and core components note
alpha-amyl cinnamyl acetateFL/FR
 benzylidene acetoneFL
4-tert-butyl phenolCS
2-isobutyl quinolineFR
isobutyl quinolineFR
isobutyl quinolineFR
6-tert-butyl-meta-cresolFL/FR
 cananga oilFL/FR
 canella bark oilFR
 cassia bark concreteFR
 cassia bark oil chinaFL/FR
 cassia bark oleoresinFL/FR
 cassia leaf oilFL/FR
 castoreum absoluteFL/FR
 cinnamaldehydeFL/FR
(E)-cinnamaldehydeFL/FR
(Z)-cinnamaldehydeFL/FR
 cinnamaldehyde / methyl anthranilate schiff's baseFR
 cinnamaldehyde ethylene glycol acetalFL/FR
 cinnamon acroleinFL/FR
 cinnamon bark oil ceylonFL/FR
 cinnamon leaf oil ceylonFL/FR
 cinnamon oleoresin ceylonFL/FR
 cinnamyl acetateFL/FR
 cinnamyl cinnamateFL/FR
 cinnamyl nitrileFR
 citronellolFL/FR
 citronellolFL/FR
 coranolFR
 cubeb oilFL/FR
 cuminyl alcoholFL/FR
 cyperus root oil (cyperus scariosus)FR
 dihydrolinaloolFL/FR
2,6-dimethoxy-4-vinyl phenolFL
 dimethyl octanolFL/FR
2,3-dimethyl pyrazineFL/FR
3,6-dimethyl-3-octanolFL/FR
 ethyl 3-hydroxyhexanoateFL/FR
 ethyl linaloolFR
 ethyl linalyl acetalFR
 ethyl linalyl acetateFR
 ethyl linalyl etherFL/FR
3-ethyl pyridineFL/FR
isoeugenyl phenyl acetateFL/FR
 floral methanolFR
 furfural acetoneFL
(E,E)-2,4-heptadienalFL
 ho leaf oilFR
 ho wood oilFR
 leather cyclohexanolFR
 leather propionateFR
 linaloolFL/FR
dextro-linaloolFL/FR
laevo-linaloolFL/FR
 linalool oxideFL/FR
 linalyl anthranilateFL/FR
 marine pyridineFR
(E)-para-methoxycinnamaldehydeFL/FR
ortho-methoxycinnamaldehydeFL/FR
para-methoxycinnamaldehydeFL/FR
 methyl cedryl ketoneFL/FR
alpha-methyl cinnamaldehydeFL/FR
para-methyl cinnamaldehydeFL/FR
 methyl cinnamateFL/FR
 methyl eugenolFL/FR
4-methyl guaiacolFL/FR
 methyl heptadienoneFL/FR
6-methyl quinolineFL/FR
 myrtenalFL/FR
 oakmoss oilFR
 octyl phenyl acetateFL/FR
 orris pyridine 25% IPMFR
 osmanthus flower absoluteFL/FR
 phenoxyacetaldehyde 50% in benzyl alcoholFR
 phenoxyethanolFL/FR
2-phenoxyethyl formateFR
3-phenyl propyl acetateFL/FR
 allspice leaf oilFL/FR
 saffron indenoneFL/FR
 tetrahydrolinaloolFL/FR
 thyme undecaneFR
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Potential Uses:
 balsam 
 cassiaFL
 cassie acacia farnesiana 
 cinnamonFL
 leather 
 oriental 
 spiceFL
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Natural Occurrence in: note
 not found in nature
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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
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Picture of molecule
Picture of molecule
Picture of molecule
Soluble in:
 alcohol
 water, 951.1 mg/L @ 25 °C (est)
Insoluble in:
 water
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