Oxalyl chloride → 2,2-Dimethyl-4-benzyloxycarbonylbutyryl chloride
Reaktionsgleichung
[CH3:1][C:2]([CH3:18])([CH2:6][CH2:7][C:8]([O:10][CH2:11][C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=1)=[O:9])[C:3](O)=[O:4].C(Cl)(=O)C([Cl:22])=O>>[CH3:1][C:2]([CH3:18])([CH2:6][CH2:7][C:8]([O:10][CH2:11][C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=1)=[O:9])[C:3]([Cl:22])=[O:4]Komponenten
3
Versuchsvorschrift
A mixture of 3.1 g of 2,2-dimethyl-4-benzyloxycarbonylbutyric acid and 3.3 ml of oxalyl chloride was refuxed for 1 h. After being cooled to room temperature, the solution was concentrated in vacuo and dried overnight The obtained oil was not further purified for the next reaction.
Aufarbeitung
- concentrationthe solution was concentrated in vacuo
- customdried overnight The obtained oil
- customwas not further purified for the next reaction
Quellen und Nachweise
- ORD-Eintrag
- ord-3e46a729568240518792c9616546daaf
- Quelldatensatz
- uspto-grants-1998_06
- Patentnummer
- US05767256
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