Iodoethane → HCID 20330042, compound
Reaction equation
[C:1]([C:4]1[C:5]([N:16]=[CH:17][C:18]2[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=2)=[C:6]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[NH:7][C:8]=1[CH3:9])(=[O:3])[CH3:2].[CH2:24](I)[CH3:25]>>[C:1]([C:4]1[C:5]([N:16]=[CH:17][C:18]2[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=2)=[C:6]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[N:7]([CH2:24][CH3:25])[C:8]=1[CH3:9])(=[O:3])[CH3:2]Participants
3
Procedure
By procedure (a) of Example 49 and starting from the compound of Example 46 and ethyl iodide, the 4-acetyl-3-benzylideneamino-1-ethyl-5-methyl-2-phenylpyrrole is obtained, m.p. 139°-41° C. (from isopropanol/water). This compound is hydrolyzed as in procedure (b) of Example 49. Overall yield of the title compound: 54%, m.p. 107°-8° C. (from ethanol).
Sources & evidence
- ORD record
- ord-3c5b6550b2c4410eae606a94f7cdab49
- Source dataset
- uspto-grants-1980_07
- Patent number
- US04211708
Reaction notes
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