Ethanolamine → HCID 20040901, compound
Reaction equation
[CH2:1]([CH2:3][NH2:4])[OH:2].Cl[C:6]1[CH:11]=[C:10]([CH3:12])[N:9]=[C:8]2[C:13]([C:16]3[CH:21]=[CH:20][CH:19]=[CH:18][C:17]=3[O:22][CH3:23])=[N:14][NH:15][C:7]=12>>[OH:2][CH2:1][CH2:3][NH:4][C:6]1[CH:11]=[C:10]([CH3:12])[N:9]=[C:8]2[C:13]([C:16]3[CH:21]=[CH:20][CH:19]=[CH:18][C:17]=3[O:22][CH3:23])=[N:14][NH:15][C:7]=12Participants
3
Procedure
The title compound was prepared form ethanolamine and 7-chloro-5-methyl-3-(methoxyphenyl)-1H-pyrazolo[4,3-b]pyridine (D13) in an analogous manner to the preparation of Example 2 giving a pale yellow solid, m.p. 193°-194° C. Ratio of meta and para isomer 1:2
Workup
- customto the preparation of Example 2 giving a pale yellow solid, m.p. 193°-194° C
Sources & evidence
- ORD record
- ord-c5cd10a80fa742c68aa0531a064171e8
- Source dataset
- uspto-grants-1989_05
- Patent number
- US04833136
Reaction notes
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