Hydrochloric Acid → 4-(3,4-Dihydroxy-5-nitrophenyl)-3-methylbut-3-en-2-one

HRID 1088837Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1088837
[OH:1][C:2]1[CH:3]=[C:4]([CH:7]=[C:8]([N+:11]([O-:13])=[O:12])[C:9]=1[OH:10])[CH:5]=O.Cl.CCOCC.[CH3:20][C:21](=[O:24])[CH2:22][CH3:23]>>[OH:1][C:2]1[CH:3]=[C:4]([CH:5]=[C:22]([CH3:23])[C:21](=[O:24])[CH3:20])[CH:7]=[C:8]([N+:11]([O-:13])=[O:12])[C:9]=1[OH:10]

Komponenten

5

Edukt 4

HCID 313Hydrochloric AcidHCID 3283Diethyl EtherHCID 6569Methyl Ethyl KetoneHCID 57489573,4-Dihydroxy-5-nitrobenzaldehyde

Produkt 1

HCID 540099494-(3,4-Dihydroxy-5-nitrophenyl)-3-methylbut-3-en-2-one

Versuchsvorschrift

A solution containing 0.5 g of 3,4-dihydroxy-5-nitrobenzaldehyde in 2.0 ml of butanone was saturated with gaseous hydrogen chloride. After standing over night ether was added to the solution and it was filtered. The product was crystallized from isopropanol, yield 0.2 g (30%), m.p.

Aufarbeitung

  1. waitAfter standing over night
  2. filtrationwas filtered
  3. customThe product was crystallized from isopropanol, yield 0.2 g (30%)

Quellen und Nachweise

ORD-Eintrag
ord-4b8a45e1167149a7a3fbbb1ffd0793b1
Quelldatensatz
uspto-grants-1990_10
Patentnummer
US04963590

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