Pyrogallol → (2,3,4-Trihydroxyphenyl)glycine

HRID 46946

Reaktionsgleichung

Reaktionsgleichung von HRID 46946
[C:1]([O-:5])(=[O:4])[CH:2]=O.[Na+].C([O-])(=O)C.[NH4+:11].[C:12]1([CH:20]=[CH:19][CH:18]=[C:16]([OH:17])[C:14]=1[OH:15])[OH:13]>O>[OH:13][C:12]1[C:14]([OH:15])=[C:16]([OH:17])[CH:18]=[CH:19][C:20]=1[NH:11][CH2:2][C:1]([OH:5])=[O:4]

Komponenten

5

Versuchsvorschrift

36.9 g of sodium glyoxylate, 75 g of ammonium acetate, 81.5 g of pyrogallol and 130 ml of water are treated in the same manner as described in Example 1. 13.3 g of DL-(2,3,4-trihydroxyphenyl)glycine are thereby obtained as crystals. Yield: 20.6% M.p. 198°-203° C. (decomp.).

Quellen und Nachweise

ORD-Eintrag
ord-48b2e4bfbfb64280b4e83b5841e3329b
Quelldatensatz
uspto-grants-1979_11
Patentnummer
US04175206

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