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2-PHENYL-2-BUTENAL

2-PHENYL-2-BUTENAL Basic information
Product Name:2-PHENYL-2-BUTENAL
Synonyms:(2Z)-2-Phenyl-2-butenal;.alpha.-ethylidenebenzeneacetaldehyde;2-Phenylcronaldehyde;2-Phenyl-2-butenal, mixture of cis and trans ;.alpha.-ethylidene-Benzeneacetaldehyde;2-Butenal, 2-phenyl;2-Phenylacetaldehyde, alpha-ethylidene;alpha-ethylidene-benzeneacetaldehyd
CAS:4411-89-6
MF:C10H10O
MW:146.19
EINECS:224-567-0
Product Categories:Alphabetical Listings;Flavors and Fragrances;O-P
Mol File:4411-89-6.mol
2-PHENYL-2-BUTENAL Structure
2-PHENYL-2-BUTENAL Chemical Properties
Boiling point 177 °C15 mm Hg(lit.)
density 1.034 g/mL at 25 °C(lit.)
FEMA 3224 | 2-PHENYL-2-BUTENAL
refractive index n20/D 1.561(lit.)
Fp 222 °F
Specific Gravity1.03
Odorat 100.00 %. sweet narcissus cortex beany honey cocoa nutty radish
Odor Typemusty
Water Solubility Soluble in oil and ethanol. Insoluble in water.
Sensitive Air Sensitive
JECFA Number1474
LogP2.319 (est)
CAS DataBase Reference4411-89-6(CAS DataBase Reference)
EPA Substance Registry SystemBenzeneacetaldehyde, .alpha.-ethylidene- (4411-89-6)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
WGK Germany 3
TSCA Yes
MSDS Information
ProviderLanguage
SigmaAldrich English
ALFA English
2-PHENYL-2-BUTENAL Usage And Synthesis
Chemical Properties2-Phenyl-2-butenal has a green, floral, woody aroma
OccurrenceReported as the odorous component in black tea and Phallus impudicus. Also reported found in cocoa, roasted hazelnut, asparagus, coffee, cocoa, microbial fermented tea, roasted filbert, American potato chips, soybean, rice bran, malt, katsuobishi (dried bonito), okra, roasted macadamia nut and roasted sesame seeds.
Uses2-Phenyl-2-butenal can be used to compare acrylamide and furan concentrations, antioxidant activities, and volatility profiles in cold or hot coffees.
PreparationFrom acetaldehyde and phenyl acetaldehyde.
DefinitionChEBI: 2-Phenyl-2-butenal is an olefinic compound.
Taste threshold valuesTaste characteristics at 10 ppm: green, vegetative, floral, cocoa and nutty.
2-PHENYL-2-BUTENAL Preparation Products And Raw materials
Raw materialsPhenylacetaldehyde
2-[(4-CHLOROPHENYL)SULFONYL]-4-PHENYL-3-BUTENAL O-(2,4-DICHLOROBENZYL)OXIME 2-CARBETHOXY-5,7-DIHYDROXY-4'-METHOXYISOFLAVONE DIMESITYLCYCLOPROPENONE 3-phenyl-2-butenal [4-(4-morpholinyl)-6-(1-naphthylamino)-1,3,5-triazin-2-yl]hydrazone (2E)-3-Phenyl-2-butenal,(E)-3-Phenyl-2-butenal 2-[(4-CHLOROPHENYL)SULFONYL]-4-PHENYL-3-BUTENAL O-METHYLOXIME ALPHA-CARBOXY-4-BROMO-4'-NITRO STILBENE 2-[(4-CHLOROPHENYL)SULFONYL]-4-PHENYL-3-BUTENAL OXIME Cocal 3-phenyl-2-butenal [4,6-di(1-piperidinyl)-1,3,5-triazin-2-yl]hydrazone 4-CHLORO-(ALPHA-PHENYL)-CINNAMIC ACID 3-Phenyl-2-butenal RHIZOCARPIC ACID RARECHEM AL BO 2387 alpha-Phenylcinnamic acid 2,3-DIPHENYL-1-OXOINDOLIZINIUM TRIIODIDE 3,4-DIHYDRO-1,2-NAPHTHALENEDICARBOXYLIC ANHYDRIDE OTAVA-BB BB7020252434
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