5-Methylfurfural Chemische Eigenschaften,Einsatz,Produktion Methoden
R-Sätze Betriebsanweisung:
R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.
S-Sätze Betriebsanweisung:
S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
S36:DE: Bei der Arbeit geeignete Schutzkleidung tragen.
S24/25:Berührung mit den Augen und der Haut vermeiden.
Chemische Eigenschaften
5-Methylfurfural has a sweet, spicy, warm odor with a sweet caramel-like flavor. May be prepared from sucrose with HCL, followed by treating with stannous chloride; from various methylpentoses by distillation with acid.
Occurrence
Reported found in sour cherry, apple, orange juice, cranberry, blueberry, guava, grapes, raisin, peach, blackberry, strawberry jam, asparagus, carrot, onion, potato, bell pepper, tomato, cinnamon, bark, clove bud, bread, parmesan cheese,
yogurt, butter, egg, fatty fish, beef, pork liver, beer, cognac, coffee, tea, barley, filberts, popcorn, peanuts, oats, soybean, roasted
coconut, cloudberry, passion fruit, pecan, mushroom, starfruit, trassi, sesame seed, mango, tamarind, rice bran, quince, sweet potato,
sukiyaki, calamus, licorice, malt, wort, elderberry, mangosteen, kiwifruit, buchu oil, Bourbon vanilla, wild rice, chicory root, shrimp,
oyster, clam, okra, pistachio nut and maté
Verwenden
5-methylfurfural is an intermediate for the synthesis of s-bioallethrin and prallethrin.It used for blending coffee, chocolate, nuts, caramel, spices and on food fragrance. Used in the synthesis of pharmaceutical intermediates.
synthetische
From sucrose with HCl, followed by treating with stannous chloride; 5-Methyl furfural is produced by distillation of various methylpentoses with acid together.
Allgemeine Beschreibung
5-Methylfurfural is formed during the photoexposition of ranitidine hydrochloride. It is employed as potential age marker for Madeira wine. It is a volatile compound present in
Lavandula stoechas,
Lavandula angustifolia and
Lavandula angustifolia x
latifolia unifloral honeys.
Stoffwechselwegen
The biotransformation of 5-methyl-2-furaldehyde is the
conversion to 5-methylfuroylgycine and 5-methyl-2-
furylmethylketone by rats.
5-Methylfurfural Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
