Maleic Acid → HCID 22766925, compound
Reaction equation
[CH3:1][C:2]1([CH2:15][CH2:16][N:17]2[CH2:22][CH2:21]N(C)[CH2:19][CH2:18]2)[C:7]2[NH:8][C:9]3[C:14]([C:6]=2[CH2:5][CH2:4][O:3]1)=[CH:13][CH:12]=[CH:11][CH:10]=3.C(O)(=O)/C=C\C(O)=O>>[CH3:1][C:2]1([CH2:15][CH2:16][N:17]2[CH2:18][CH2:19][CH2:21][CH2:22]2)[C:7]2[NH:8][C:9]3[C:14]([C:6]=2[CH2:5][CH2:4][O:3]1)=[CH:13][CH:12]=[CH:11][CH:10]=3Participants
3
Procedure
1-methyl-1-[2-(4-methyl-1-piperazinyl)ethyl]-1,3,4,9-tetrahydropyrano[3,4-b]indole, nmr (CDC13) δ1.47 (3H), 2.58 (3H), 3.87 (t,2H), [m.p. of corresponding maleic acid addition salt (i.e. dimaleate), 208° - 210° C.], respectively.
Sources & evidence
- ORD record
- ord-6168f26c464844778aaa4762230070a0
- Source dataset
- uspto-grants-1977_11
- Patent number
- US04056537
Reaction notes
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