1,3-Propanediol → 4-(1,3,2-Dioxaborolan-2-yl)benzoic acid
Reaktionsgleichung
[OH:1][B:2]([OH:12])[C:3]1[CH:11]=[CH:10][C:6]([C:7]([OH:9])=[O:8])=[CH:5][CH:4]=1.[CH2:13](O)[CH2:14]CO>C1(C)C=CC=CC=1>[O:1]1[CH2:14][CH2:13][O:12][B:2]1[C:3]1[CH:11]=[CH:10][C:6]([C:7]([OH:9])=[O:8])=[CH:5][CH:4]=1Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
A mixture of 4-(dihydroxyboryl)benzoic acid (30.00 g, 181 mmol) and 1,3-propanediol (15.20 g, 200 mmol) in toluene (750 mL) at 140° C. was stirred for 6 hours while collecting the water removed by azeotrope formation. The mixture was concentrated to provide the desired product.
Aufarbeitung
- customwhile collecting the water
- customremoved by azeotrope formation
- concentrationThe mixture was concentrated
Quellen und Nachweise
- ORD-Eintrag
- ord-e7a8d8b07c8d499dbe60f2182eb14108
- Quelldatensatz
- uspto-grants-2009_03
- Patentnummer
- US07504512B2
Notizen zur Reaktion
Wird geladen…