Acetic Anhydride → HCID 13046299, compound
Reaction equation
[C:1]([CH2:6][CH2:7][CH2:8][CH2:9][CH:10]1[CH2:14][CH2:13][CH2:12][C:11]1=[O:15])([O:3][CH2:4][CH3:5])=[O:2].[C:16](OC(=O)C)(=[O:18])[CH3:17].O.C1(C)C=CC(S(O)(=O)=O)=CC=1>>[C:16]([O:15][C:11]1[CH2:12][CH2:13][CH2:14][C:10]=1[CH2:9][CH2:8][CH2:7][CH2:6][C:1]([O:3][CH2:4][CH3:5])=[O:2])(=[O:18])[CH3:17]Participants
4
Procedure
In the manner described in Example 10, treatment of 2-(4-carbethoxybutyl)cyclopentan-1-one (Example 3) with acetic anhydride and p-toluenesulfonic acid monohydrate gives a yellow oil, b.p. 109°-110° C. (0.37 mm).
Workup
- customgives a yellow oil, b.p. 109°-110° C. (0.37 mm)
Sources & evidence
- ORD record
- ord-775568033cda4995bbbd02b2aaf56833
- Source dataset
- uspto-grants-1977_11
- Patent number
- US04060540
Reaction notes
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