Trifluoroacetic acid → HCID 18990338, Verbindung

HRID 2395728Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 2395728
[OH:1][C:2]1[CH:3]=[C:4]([CH:7]=[C:8]([N+:11]([O-:13])=[O:12])[C:9]=1[OH:10])[CH2:5]O.FC(F)(F)C(O)=[O:17].[CH3:21][CH2:22][C:23](=[O:29])[C:24](=O)[CH2:25][CH2:26][CH3:27]>>[OH:1][C:2]1[CH:3]=[C:4]([CH:7]=[C:8]([N+:11]([O-:13])=[O:12])[C:9]=1[OH:10])[CH2:5][CH:24]([C:23](=[O:29])[CH2:22][CH3:21])[C:25](=[O:17])[CH2:26][CH3:27]

Komponenten

4

Edukt 3

HCID 6422Trifluoroacetic acidHCID 836713,4-HeptanedioneHCID 189903745-(Hydroxymethyl)-3-nitrobenzene-1,2-diol

Produkt 1

HCID 18990338HCID 18990338, Verbindung

Reaktionsbedingungen

Temperatur
100 °C

Versuchsvorschrift

A mixture containing 0.2 g of 3,4-dihydroxy-5-nitrobenzyl alcohol and 0.03 ml of trifluoroacetic acid in 2.5 ml of 3,4-heptanedione was heated for 20 h at 100° C. The solvent was evaporated in vacuo and the residue was recrystallized from 2-propanol. Yield 0.3 g, mp 126°-131° C.

Aufarbeitung

  1. customThe solvent was evaporated in vacuo
  2. customthe residue was recrystallized from 2-propanol

Quellen und Nachweise

ORD-Eintrag
ord-25e92bec5e6646baa2ab7a5488f9330f
Quelldatensatz
uspto-grants-1996_02
Patentnummer
US05489614

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