Grundinformationen
- Standard-SMILES
CC(C)=CC=O- InChIKey
SEPQTYODOKLVSB-UHFFFAOYSA-N- Summenformel
- C5H8O
- Durchschnittliche Molmasse
- 84,12 g/mol
- Monoisotopische Masse
- 84,05751487
Namen und Bezeichner
- Bevorzugter Name
- 3-Methyl-2-butenal
- IUPAC
- 3-methylbut-2-enal
- Lokaler Name
- 3-Methyl-2-butenal
- Englischer Name
- 3-Methyl-2-butenal
- Summenformel
- C5H8O
- Molmasse
- 84.12
Namen und Synonyme
3-Methyl-2-butenal3-Methylbut-2-enal107-86-8Senecialdehyde3-Methylcrotonaldehyde3,3-DimethylacroleinSenecioaldehyde2-BUTENAL, 3-METHYL-Crotonaldehyde, 3-methyl-beta-Methylcrotonaldehydebeta,beta-Dimethylacrolein3,3-Dimethyl-acrylaldehyde
Weitere Namen anzeigen
PRENALFEMA 36463-methyl-but-2-enal-2-butenaL3-methyl-2-butena
beta,beta-Dimethylacrylic aldehydeFEMA No. 3646DTXSID80296062JZ2B60W76NSC-149164DTXCID509606CHEBI:15825RefChem:884868
Datenbank-Bezeichner
- CAS
107-86-8- PubChem CID
- 61020
- DTXSID
DTXSID8029606- ChEMBL
CHEMBL453815- ChEBI
CHEBI:15825- UNII
- 2JZ2B60W76
- EC Number
- 203-527-6
- Nikkaji
- J9.338F
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- 1,2
- Polarare Oberfläche (TPSA)
- 17,1 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 1
- Frei drehbare Bindungen
- 1
- Schwere Atome
- 6
- Formalladung
- 0
- Komplexität
- 68
Physikochemische Eigenschaften
- Schmelzpunkt
- -20 °C · -20°C
- Siedepunkt
- 133 · 133-135 °C (lit.)
- Dichte
- 0.878 g/mL · 0.878 g/mL at 20 °C 0.872 g/mL at 25 °C (lit.)
- Dampfdruck
- 7 mm · 7 mm Hg ( 20 °C)
- Brechungsindex
- 20 · n20/D 1.462(lit.)
- FEMA
- 3646 · 3646 | 3-METHYL-2-BUTENAL
- Flammpunkt
- 93 °F · 93 °F
- storage temp.
- 2 · 2-8°C
- Löslichkeit
- soluble
- Aggregatzustand
- Liquid
- Farbe
- Clear colorless to light yellow
- Geruch (Odor)
- 1 % · at 1.00 % in dipropylene glycol. sweet fruity pungent brown nutty almond cherry
- Geruchsart
- fruity
- Biologische Quelle
- synthetic
- Wasserlöslichkeit
- soluble
- Merck
- 14 · 14,8448
- JECFA Number
- 1202 · 1202
- BRN
- 1734740 · 1734740
- Major Application
- flavors and fragrances
- Kosmetik-Inhaltsstoffe Funktionen
- PERFUMING
- InChI
- 1S/C5H8O/c1-5(2)3-4-6/h3-4H,1-2H3
- InChIKey
- SEPQTYODOKLVSB-UHFFFAOYSA-N
- SMILES
- [H]C(=O)\C=C(\C)C
- LogP
- 0.53 at · 0.53 at 25℃
- CAS Datenbank
- 107 · 107-86-8(CAS DataBase Reference)
- NIST chemische Informationen
- 3 · 3-methyl-2-butenal(107-86-8)
- EPA chemische Informationen
- 2 · 2-Butenal, 3-methyl- (107-86-8)
Sicherheit und Regulatorisches
Sicherheitsdaten
- F
- 9-13-23
- wgk
- 2
- tsca
- TSCA listed
- ridadr
- UN 1989 3/PG 3
- hs_code
- 29121900
- risk_code
- 10-22-37/38-41-43-36/37/38-34-20/22-20/21/22
- hazard_code
- Xn,Xi,C
- safety_code
- 26-36-37/39-16-45-36/37/39
- hazard_class
- 3
- packing_group
- III
- Speicherklasse
- 3 - Flammable liquids
- Hazard Classifications
- Acute Tox. 3 InhalationAcute Tox. 4 OralEye Dam. 1Flam. Liq. 3Skin Corr. 1BSkin Sens. 1
Chemie und Industrie
Anwendungen
Beschreibung3-Methyl-2-butenal has an almond odor.
Verwenden3-Methyl-2-butenal is used in small quantities as food flavor in alcoholic beverages, chewing gums, confection frosting, frozen dairy, fruit ice, gelatin pudding, hard and soft candy and jam jelly. Used in daily flavor, and cosmetic flavor in perfumes. A starting material for the synthesis of vitamin A.
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Ergänzende Hinweise
DefinitionChEBI: An enal consisting of but-2-ene with a methyl substituent at position 3 and an oxo group at position 1.
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