| Identification | More | [Name]
4-METHYL-2-PHENYL-2-PENTENAL | [CAS]
26643-91-4 | [Synonyms]
2-PHENYL-4-METHYLPENT-2-ENAL
4-METHYL-2-PHENYL-2-PENTENAL
4-METHYL-2-PHENYLPENT-2-ENAL
FEMA 3200
.alpha.-(2-methylpropylidene)-Benzeneacetaldehyde
alpha-(2-methylpropylidene)-benzeneacetaldehyd
4-METHYL-2-PHENYL-2-PENTENAL 88+% &
Benzeneacetaldehyde, .alpha.-(2-methylpropylidene)-
4-methyl-2-phenyl-2-pentenal, (e)+(z)
2-Pentenal, 4-methyl-2-phenyl-
4-METHYL-2-PHENYL-2-PENTENAL, (E)+(Z), 90+%
2-Phenyl-4-methyl-2-pentenal
α-(2-Methylpropylidene)benzeneacetaldehyde | [EINECS(EC#)]
247-869-4 | [Molecular Formula]
C12H14O | [MDL Number]
MFCD00051834 | [Molecular Weight]
174.24 | [MOL File]
26643-91-4.mol |
| Chemical Properties | Back Directory | [Boiling point ]
96 °C0.7 mm Hg(lit.) | [density ]
0.983 g/mL at 25 °C(lit.)
| [FEMA ]
3200 | [refractive index ]
n20/D 1.536(lit.)
| [Fp ]
>230 °F
| [Odor]
at 100.00 %. sweet cocoa nutty rose powdery | [biological source]
synthetic | [Odor Type]
chocolate | [Sensitive ]
Air Sensitive | [JECFA Number]
1473 | [BRN ]
2042583 | [Major Application]
flavors and fragrances | [Cosmetics Ingredients Functions]
PERFUMING | [InChI]
1S/C12H14O/c1-10(2)8-12(9-13)11-6-4-3-5-7-11/h3-10H,1-2H3/b12-8+ | [InChIKey]
ULRYRAHIBWLZKC-XYOKQWHBSA-N | [SMILES]
CC(C)\C=C(/C=O)c1ccccc1 | [LogP]
3.55
| [CAS DataBase Reference]
26643-91-4(CAS DataBase Reference) | [EPA Substance Registry System]
Benzeneacetaldehyde, .alpha.-(2-methylpropylidene)- (26643-91-4) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing . | [WGK Germany ]
3
| [TSCA ]
Yes | [Storage Class]
10 - Combustible liquids | [Hazard Classifications]
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3 |
| Hazard Information | Back Directory | [Description]
4-Methyl-2-phenyl-2-pentenal has a cocoa aroma. It is often used
in chocolate and cocoα-type flavors. May be prepared by aldolic
condensation of the corresponding aldehydes in the presence of a
basic catalyst. | [Chemical Properties]
4-Methyl-2-phenyl-2-pentenal has a cocoa aroma. It is often used in chocolate and cocoa-type flavors. | [Occurrence]
Reported found in baked and fried potato, peppermint oil, cocoa, black tea, roasted filberts, potato chips,
sesame seed and malt | [Uses]
GB 2760 (1996) specifies 4-METHYL-2-PHENYL-2-PENTENAL as a permitted food flavoring. It is used in the formulation of chocolate and cocoa flavorings. | [Preparation]
By aldolic condensation of the corresponding aldehydes in the presence of a basic catalyst | [Taste threshold values]
Taste characteristics at 20 ppm: floral, sweet, waxy and cocoa-like with a honey nuance |
|
| Company Name: |
Alfa Aesar
|
| Telephone: |
400-6106006 |
| Website: |
http://chemicals.thermofisher.cn |
| Company Name: |
Energy Chemical
|
| Telephone: |
400-0056266 |
| Website: |
www.energy-chemical.com |
| Company Name: |
GALLOPS TECH CO., LTD.
|
| Telephone: |
(+86 571) 2818 0696 |
| Website: |
www.chemicalbook.com/ShowSupplierProductsList15770/0_EN.htm |
| Company Name: |
Sigma-Aldrich
|
| Telephone: |
021-61415566 800-8193336 |
| Website: |
https://www.sigmaaldrich.cn |
|