Grundinformationen
- Standard-SMILES
CC(=O)c1nccs1- InChIKey
MOMFXATYAINJML-UHFFFAOYSA-N- Summenformel
- C5H5NOS
- Durchschnittliche Molmasse
- 127,17 g/mol
- Monoisotopische Masse
- 127,00918496
Namen und Bezeichner
- Bevorzugter Name
- 2-Acetylthiazole
- IUPAC
- 1-(1,3-thiazol-2-yl)ethanone
- Lokaler Name
- 1-(Thiazol-2-yl)ethan-1-on
- Englischer Name
- 2-Acetylthiazole
- Summenformel
- C5H5NOS
- Molmasse
- 127.16
Namen und Synonyme
Weitere Namen anzeigen
Datenbank-Bezeichner
- CAS
24295-03-2- PubChem CID
- 520108
- DTXSID
DTXSID0030162- ChEMBL
CHEMBL1589555- ChEBI
CHEBI:173474- UNII
- 16IGS5268I
- EC Number
- 246-134-5
- Nikkaji
- J45.590C
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- 1
- Polarare Oberfläche (TPSA)
- 58,2 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 3
- Frei drehbare Bindungen
- 1
- Schwere Atome
- 8
- Formalladung
- 0
- Komplexität
- 105
Experimentelle und physikochemische Eigenschaften
Solubility
Insoluble in water; Soluble in fats, oils, most organic solvents
Miscible at room temperature (in ethanol)
Boiling Point
89.00 to 91.00 °C. @ 12.00 mm Hg
89-91 °C (12 mm Hg)
Physical Description
Solid
Clear, colourless to pale yellow, oily liquid; cocoa, hazelnut, popcorn, bread-like odour
Kovats Retention Index
981;986;1059;1038;989;989;989;979;980;979;981;986;995;976;973;1038;979;992;995;993
1064;1035;1042;1025;1064;1019;1008;1046;1018;1014;1036;1025;1027;1027;1040;1035;1038;1020;1020;1020
1661;1652;1637;1674;1644;1652;1635;1654;1654;1660;1596;1634;1667;1660;1662;1655;1610;1615;1620;1646
Physikochemische Eigenschaften
- Schmelzpunkt
- 65.5 °C · 65.5°C
- Siedepunkt
- 89 · 89-91 °C/12 mmHg (lit.)
- Dichte
- 1.227 g/mL · 1.227 g/mL at 25 °C (lit.)
- Brechungsindex
- 20 · n20/D 1.548(lit.)
- FEMA
- 3328 · 3328 | 2-ACETYLTHIAZOLE
- Flammpunkt
- 173 °F · 173 °F
- storage temp.
- Inert atmosphere,Room Temperature
- Aggregatzustand
- Powder or Crystals
- pka
- 0.05 · 0.05±0.10(Predicted)
- Wichte
- 1.23 · 1.23
- Farbe
- White to slightly yellow
- Geruch (Odor)
- 0.1 % · at 0.10 % in dipropylene glycol. nutty popcorn roasted peanuts hazelnut
- Geruchsart
- popcorn
- Biologische Quelle
- synthetic
- JECFA Number
- 1041 · 1041
- BRN
- 109803 · 109803
- Major Application
- flavors and fragrances
- Kosmetik-Inhaltsstoffe Funktionen
- PERFUMING
- InChI
- 1S/C5H5NOS/c1-4(7)5-6-2-3-8-5/h2-3H,1H3
- InChIKey
- MOMFXATYAINJML-UHFFFAOYSA-N
- SMILES
- CC(=O)c1nccs1
- LogP
- 0.37 · 0.37
- CAS Datenbank
- 24295 · 24295-03-2(CAS DataBase Reference)
- NIST chemische Informationen
- 2 · 2-Acetylthiazole(24295-03-2)
- EPA chemische Informationen
- 1 · Ethanone, 1-(2-thiazolyl)- (24295-03-2)
Sicherheit und Regulatorisches
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 9.7% (153 of 1570) of reports.
Warning
H302 (90.1%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 1570 reports by companies from 13 notifications to the ECHA C&L Inventory.;Reported as not meeting GHS hazard criteria per 153 of 1570 reports by companies.;There are 12 notifications provided by 1417 of 1570 reports by companies with hazard statement code(s).;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Gefahrenhinweise
Regulatory Information
Chemical: Ethanone, 1-(2-thiazolyl)-
Regulation (EC) No 1831/2003 (amended)
Ethanone, 1-(2-thiazolyl)-: Does not have an individual approval but may be used under an appropriate group standard
Regulatorische Informationen
Regulatory Information
Chemical: Ethanone, 1-(2-thiazolyl)-
Regulation (EC) No 1831/2003 (amended)
Ethanone, 1-(2-thiazolyl)-: Does not have an individual approval but may be used under an appropriate group standard
Sicherheitsdaten
- F
- 13
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- 3334
- hs_code
- 29341000
- risk_code
- 22-36-43-36/37/38
- hazard_code
- Xn,Xi
- hazard_note
- Irritant/Stench
- safety_code
- 26-36/37-24/25-36
- hazard_class
- STENCH
- Speicherklasse
- 10 - Combustible liquids
Chemie und Industrie
Pharmakologische Informationen
Verwendung und Herstellung
Use Classification
Fragrance Ingredients
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Anwendungen
Occurrence2-Acetylthiazole is naturally found in raw asparagus, cooked asparagus, kohlrabi, cooked or boiled potatoes, turkey (roasted), raw chicken, boiled and cooked beef, grilled and roasted beef, pork liver, beer, Finnish whiskey, heated beans, other varieties of mushroom, rice bran, maize, and other natural sources.
Verwenden2-Acetylthiazole can be used as a flavoring agent in food industries. It may be used as a food additive in the preparation of ′fragrant′ rice. It also was used in the preparation of triazolothiazoles, chiral alcohols and in aldol condensation reactions.
Darstellung
synthetische2-Acetylthiazole is formed by oxidation of the corresponding carbinol using dichromate.
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