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Product Name: |
Cocal |
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Synonyms: |
Methyl-2-phenyl-2-hexenal, 5-;(E)-5-Methyl-2-phenylhex-2-enal;FEMA 3199;Cocal;2-PHENYL-5-METHYL-2-HEXENAL;5-METHYL-2-PHENYLHEX-2-ENAL;5-METHYL-2-PHENYL-2-HEXENAL;(2E)-5-Methyl-2-phenyl-2-hexenal |
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CAS: |
21834-92-4 |
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MF: |
C13H16O |
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MW: |
188.27 |
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EINECS: |
244-602-3 |
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Product Categories: |
Pharmaceutical Raw Materials;Alphabetical Listings;Flavors and Fragrances;M-N |
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Mol File: |
21834-92-4.mol |
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Boiling point |
97-99°C 0,7mm |
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density |
0.973 g/mL at 25 °C(lit.) |
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vapor density |
>1 (vs air) |
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refractive index |
n20/D 1.534(lit.) |
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FEMA |
3199 | 5-METHYL-2-PHENYL-2-HEXENAL |
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Fp |
>230 °F |
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Sensitive |
Air Sensitive |
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JECFA Number |
1472 |
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BRN |
2043290 |
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CAS DataBase Reference |
21834-92-4(CAS DataBase Reference) |
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NIST Chemistry Reference |
5-Methyl-2-phenyl-2-hexenal(21834-92-4) |
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EPA Substance Registry System |
Benzeneacetaldehyde, .alpha.-(3-methylbutylidene)- (21834-92-4) |
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Hazard Codes |
Xi |
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Risk Statements |
36/38 |
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Safety Statements |
26-36/37/39 |
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WGK Germany |
3 |
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TSCA |
Yes |
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HS Code |
29122990 |
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Description |
5-Methyl-2-phenyl-2-hexenal has a cocoa aroma. It is often used in chocolate and cocoα-type flavors. May be prepared from phenyl acetaldehyde and isopropyl acetaldehyde by aldolic condensation. |
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Chemical Properties |
5-Methyl-2-phenyl-2-hexenal has a cocoa aroma. It is used in chocolate and cocoa-type flavors |
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Occurrence |
Reported found in the neutral volatile fraction of roasted peanuts, in peppermint oil, pork liver, cocoa, tea, roasted filberts, sesame seed, malt, wort and cocoa liquor |
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Preparation |
From phenyl acetaldehyde and isopropyl acetaldehyde by aldolic condensation |
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Raw materials |
Phenylacetaldehyde |
