4-Hydroxybenzaldehyde → Benzaldehyde, 3-(chloromethyl)-4-hydroxy-
Reaktionsgleichung
[OH:1][C:2]1[CH:9]=[CH:8][C:5]([CH:6]=[O:7])=[CH:4][CH:3]=1.[ClH:10].[CH2:11]=O>>[OH:1][C:2]1[CH:9]=[CH:8][C:5]([CH:6]=[O:7])=[CH:4][C:3]=1[CH2:11][Cl:10]Komponenten
4
Versuchsvorschrift
Through a well-stirred suspension of 0.1 mole 4-hydroxybenzaldehyde, 88ml concentrated HCl and 8.8ml 37% aqueous formaldehyde was bubbled HCl gas for approximately 4 hours. A product had fallen out of solution. The reaction mixture was refrigerated for 1.5 hours and then the product was isolated on a scintered-glass funnel and washed with a total of 1 liter cold water. mp 123°-124° C.
Aufarbeitung
- customwas bubbled HCl gas for approximately 4 hours
- customthe product was isolated on a scintered-glass funnel
- washwashed with a total of 1 liter cold water
Quellen und Nachweise
- ORD-Eintrag
- ord-e473e7b13d7a40c4b505482b7e12e99c
- Quelldatensatz
- uspto-grants-1992_03
- Patentnummer
- US05100654
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