1'-Methyl-6,7-dihydro-2H,5H-spiro[furo[2,3-f]indole-3,4'-piperidine] → HCID 21833775, compound
Reaction equation
[CH3:1][N:2]1[CH2:7][CH2:6][C:5]2([C:18]3[C:10](=[CH:11][C:12]4[CH2:13][CH2:14][NH:15][C:16]=4[CH:17]=3)[O:9][CH2:8]2)[CH2:4][CH2:3]1.[CH3:19][C:20]1[CH:25]=[C:24]([C:26]2[O:30][N:29]=[C:28]([CH3:31])[CH:27]=2)[CH:23]=[CH:22][C:21]=1[C:32]1[CH:37]=[CH:36][C:35]([C:38](O)=[O:39])=[CH:34][CH:33]=1>>[CH3:1][N:2]1[CH2:3][CH2:4][C:5]2([C:18]3[C:10](=[CH:11][C:12]4[CH2:13][CH2:14][N:15]([C:38]([C:35]5[CH:36]=[CH:37][C:32]([C:21]6[CH:22]=[CH:23][C:24]([C:26]7[O:30][N:29]=[C:28]([CH3:31])[CH:27]=7)=[CH:25][C:20]=6[CH3:19])=[CH:33][CH:34]=5)=[O:39])[C:16]=4[CH:17]=3)[O:9][CH2:8]2)[CH2:6][CH2:7]1Participants
3
Procedure
The title compound was prepared from 1'-methyl-2,3,6,7-tetrahydrospiro [furo[2,3-f]indole-3,4'-piperidine] (D8) and 2'-methyl-4'-(3-methylisoxazol-5-yl)biphenyl-4-carboxylic acid (D79) using a procedure similar to that of Example 1 (58%) m.p. 224-5° C.
Sources & evidence
- ORD record
- ord-d9dd302fed0b4b158a40ce3f5e4ce2dc
- Source dataset
- uspto-grants-1999_10
- Patent number
- US05972951
Reaction notes
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