2,5-Dihydroxybenzoic acid → Methyl Gentisate
Reaktionsgleichung
[OH:1][C:2]1[CH:10]=[CH:9][C:8]([OH:11])=[CH:7][C:3]=1[C:4]([OH:6])=[O:5].[CH:12](C1C=CC(O)=C(C=1)C(OCC)=O)=O>CO>[OH:1][C:2]1[CH:10]=[CH:9][C:8]([OH:11])=[CH:7][C:3]=1[C:4]([O:6][CH3:12])=[O:5]Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
2,5-Dihydroxybenzoic acid was converted to its methyl ester using catalytic sulfuric acid in methanol following the same protocol as for esterification 2c in 94% yield. mp 86.4°-88.5° C. IR(KBr): cm-1 3346, 1684.
Quellen und Nachweise
- ORD-Eintrag
- ord-a951e7e6815d485cb58f68faeb832be4
- Quelldatensatz
- uspto-grants-1996_06
- Patentnummer
- US05523302
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