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513-86-0 - 3-Hydroxy-2-butanone, monomer + dimer, 95% - Acetoin - Acetyl methyl carbinol - A13752 - Alfa Aesar

A13752 3-Hydroxy-2-butanone, monomer + dimer, 95%

CAS-Nummer
513-86-0
Synonyme
Acetoin
Acetyl methyl carbinol

Größe Preis ($) Menge Verfügbarkeit
50g 31,62
250g 89,60
1000g 304,00
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3-Hydroxy-2-butanone, monomer + dimer, 95%

MDL
MFCD00038696
EINECS
208-174-1

Chemische Eigenschaften

Formel
C4H8O2
Molmasse
88.11
Siedepunkt
148°
Flammpunkt
41°(106°F)
Dichte
1.013
Löslichkeit
Miscible with water, propylene glycol and alcohol. Slightly miscible with ether, petroleum ether. Immiscible with fatty oils and vegetable oil.

Anwendungen

3-Hydroxy-2-butanone is a chemical used in food flavoring and fragrances. It acts as an intermediate of butanediol cycle in microorganisms. It is used as an aroma carrier in the preparation of flavors and essences.

Bemerkungen

Store in cool place. Incompatible with strong oxidizing agents.

Literaturverweise

Solid dimer is converted to liquid monomer on melting, dissolution or distillation. Gradually reverts to dimer on standing.

Praske, E.; Crounse, J. D.; Bates, K. H.; Kurten, T.; Kjaergaard, H. G.; Wennberg, P. O. Atmospheric Fate of Methyl Vinyl Ketone: Peroxy Radical Reactions with NO and HO2. J. Phys. Chem. A 2015, 119 (19), 4562-4572.

Liu, J.; Liu, M.; He, C.; Song, H.; Chen, F. Effect of thermal treatment on the flavor generation from Maillard reaction of xylose and chicken peptide. LWT Food Sci. Technol. 2015, 64 (1), 316-325.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H226-H315-H319

Flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation.

Sicherheitshinweise: P280g-P305+P351+P338

Wear protective gloves. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Weitere Referenzen

Merck
14,64
Beilstein
385636
Gefahrenklasse
3
Verpackungsgruppe
III
Harmonized Tariff Code
2932.99
TSCA
Yes
RTECS
EL8790000

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