Pyrazole → 3-(1H-pyrazol-1-yl)propanoic acid
Reaktionsgleichung
[NH:1]1[CH:5]=[CH:4][CH:3]=[N:2]1.Cl[CH2:7][CH2:8][C:9]([O:11]CC)=[O:10]>>[N:1]1([CH2:7][CH2:8][C:9]([OH:11])=[O:10])[CH:5]=[CH:4][CH:3]=[N:2]1Komponenten
3
Versuchsvorschrift
6.8 g of pyrazole were reacted with ethyl 3-chloropropionate as in Example 3 and processed further in a similar manner. 11.8 g ([lacuna] of theory) of 3-(N-pyrazolyl)propionic acid are obtained as a white powder of m.p. 70° C.
Quellen und Nachweise
- ORD-Eintrag
- ord-57181e7414cd40bb83cab9534749d221
- Quelldatensatz
- uspto-grants-1999_10
- Patentnummer
- US05972064
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