4'-Hydroxyacetophenon Produkt Beschreibung

4'-Hydroxyacetophenone Struktur
99-93-4
  • CAS-Nr.99-93-4
  • Bezeichnung:4'-Hydroxyacetophenon
  • Englisch Name:4'-Hydroxyacetophenone
  • Synonyma:4'-Hydroxyacetophenon
    POB;Piceol;NSC 3698;usafkf-15;USAF kf-15;ACETYLPHENOL;P-ACETOPHENOL;4-ACETOPHENOL;p-Acetylphenol;4-ACETYLPHENOL
  • CBNumber:CB7198612
  • Summenformel:C8H8O2
  • Molgewicht:136.15
  • MOL-Datei:99-93-4.mol
4'-Hydroxyacetophenon physikalisch-chemischer Eigenschaften
  • Schmelzpunkt: :132-135 °C(lit.)
  • Siedepunkt: :147-148 °C3 mm Hg(lit.)
  • Dichte :1.109
  • FEMA  :4330 | 4-HYDROXYACETOPHENONE
  • Brechungsindex :1.5577 (estimate)
  • Flammpunkt: :166 °C
  • storage temp.  :Refrigerator
  • Löslichkeit :methanol: 0.1 g/mL, clear
  • Aggregatzustand :Crystalline Powder
  • pka :8.05(at 25℃)
  • Wichte :1.109
  • Farbe :Almost white to beige
  • Wasserlöslichkeit :10 g/L (22 ºC)
  • JECFA Number :2040
  • BRN  :774355
  • InChIKey :TXFPEBPIARQUIG-UHFFFAOYSA-N
  • CAS Datenbank :99-93-4(CAS DataBase Reference)
  • NIST chemische Informationen :Acetophenone, 4'-hydroxy-(99-93-4)
  • EPA chemische Informationen :4-Hydroxyacetophenone (99-93-4)
Sicherheit

4'-Hydroxyacetophenone Chemische Eigenschaften,Einsatz,Produktion Methoden

  • R-Sätze Betriebsanweisung: R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.
    R22:Gesundheitsschädlich beim Verschlucken.
  • S-Sätze Betriebsanweisung: S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
    S36/37:Bei der Arbeit geeignete Schutzhandschuhe und Schutzkleidung tragen.
    S37/39:Bei der Arbeit geeignete Schutzhandschuhe und Schutzbrille/Gesichtsschutz tragen.
    S24/25:Berührung mit den Augen und der Haut vermeiden.
    S22:Staub nicht einatmen.
    S36:DE: Bei der Arbeit geeignete Schutzkleidung tragen.
  • Chemische Eigenschaften almost white to beige crystalline powder
  • Chemische Eigenschaften White to beige powder; sweet, hawthorn, balsam, mimosa aroma
  • Occurrence Reported found in cloudberry, coffee, cranberry, mango, sherry, and wort.
  • synthetische Preparation by Fries rearrangement of phenyl acetate with Lewis acids
    aluminium chloride
    in nitrobenzene at 20–25° or at 50–60°
    in chlorobenzene between 45° and 65°, sealed tube and subjected to high power microwave irradiation for 2 min only (36%)
    in nitroethane at 60° (44%)
    in carbon disulfide at 45° (40%)
    in petroleum ether at 50° (20%)
    but between 130° and 175° (40–60%)
    aluminium chloride–sodium chloride mixture at 240–250° (10%)
    boron trifluoride at 90° (56%)
    scandium tris(trifluoromethanesulfonate), in nitromethane, at 50° (39%)
    titanium tetrachloride at 90–100° (34%)
    ferric chloride at 65° (25%)
    zinc chloride at 125° (8%)
    hydrofluoric acid, between 20° and 100° (94%)
    polyphosphoric acid, between 20° and 100° (69%) (50–53%)(44%)
    Nafion-XR 500, sulfonic acid type at 100°
    ZSM-5, in sulfolane, at 180° (28%)
    H-ZSM-5 at 400° or at 210° (6%)
    H-Nu-2 at 170° (15%)
    HY (Si/Al = 3) or fluorided alumina (Al2O3-F; 3 % wt. F), at 400°.
  • Definition ChEBI: A monohydroxyacetophenone carrying a hydroxy substituent at position 4'.
  • Aroma threshold values Floral type, medium strength odor; recommend smelling in a 10.00% solution or less.
  • läuterung methode Crystallise it from diethyl ether, aqueous EtOH or *benzene/pet ether. [Beilstein 8 H 87, 8 IV 339.]
4'-Hydroxyacetophenone Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
4'-Hydroxyacetophenon Anbieter Lieferant Produzent Hersteller Vertrieb Händler.
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99-93-4, 4'-Hydroxyacetophenone Verwandte Suche:
  • 2,5-dimethyl-1H-pyrazolo[1,5-a]pyrimidin-7-one
  • 4'-Hydroxyacetophenone factory China
  • 4'-Hydroxyacetophenone IN STOCK
  • 4'-Hydroxyacetophenone +8619930503283
  • Methyl p-hydroxyphenyl ketone
  • methyl-p-hydroxyphenylketone
  • p-Acetylphenol
  • para-Hydroxyacetophenone
  • Phenol, p-acetyl-
  • p-hydroxy-acetophenon
  • p-Hydroxyphenyl methyl ketone
  • p-hydroxyphenylmethylketone
  • Piceol
  • p-Oxyacetophenone
  • USAF kf-15
  • usafkf-15
  • POB
  • P-HYDROXYACETOPHENONE
  • P-HYDROXYBENZOPHENONE
  • P-BENZOYLPHENOL
  • P-ACETOPHENOL
  • 1-(4-hydroxyphenyl)-1-ethanone
  • HYDROXYACETOPHENONE, P- (RG)
  • 4'-Hydroxyacetophene
  • 4'-Hydroxyacetopheno
  • Methyl 4-Hydroxyphenyl Ketone
  • NSC 3698
  • p-Hydoxyacetophenone
  • 4-Acetophenol 4-Acetylphenol 4-Hydroxyphenyl Methyl Ketone
  • 4'-HYDROXYACETOPHENONE FOR SYNTHESIS
  • Acetophenone, 4'-hydroxy- (6CI,8CI)
  • Acetophenone, p-hydroxy- (3CI)
  • ParacetaMol IMpurity E
  • 1-(4-Hydroxyphenyl)ethan-1-one, 4-Acetylphenol
  • The hydroxy acetophenone
  • Acetaminophen impurity 6
  • Paracetamol EP Impurity E
  • Paracetamol Impurity 5(Paracetamol EP Impurity E)
  • Acetaminophen Impurity E
  • 4'-Hydroxyacetophenone Factory 4-Acetylphenol
  • 1-(4-hydroxyphenyl)-ethanon
  • 4’-hydroxy-acetophenon
  • 4-Hydroksyacetofenol
  • Acetophenone, p-hydroxy-
  • Ethanone, 1-(4-hydroxyphenyl)-
  • Hydroxyacetophenone, para
  • HYDROXYACETOPHENONE-4
  • HYDROXYBENZOPHENONE-4
  • ACETYLPHENOL
  • AKOS BBS-00003226
  • 4-ACETOPHENOL
  • 4-ACETYLPHENOL
  • 4-BENZOYLPHENOL
  • 4'-HYDROXYACETOPHENONE
  • 4-HYDROXYACETOPHENONE
  • 4-HYDROXYPHENYL METHYL KETONE
  • 1-(4-HYDROXY-PHENYL)-ETHANONE
  • 4'-Hydroxyacetophenone 4-Acetylphenol