Hydrochloric Acid → HCID 21100193, compound
Reaction equation
C(OC([N:8]1[CH2:13][CH2:12][N:11]([C:14]2[S:15][C:16]([S:19]([C:22]3[CH:27]=[CH:26][CH:25]=[CH:24][N:23]=3)(=[O:21])=[O:20])=[CH:17][N:18]=2)[CH2:10][CH2:9]1)=O)(C)(C)C.[ClH:28]>>[ClH:28].[N:23]1[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=1[S:19]([C:16]1[S:15][C:14]([N:11]2[CH2:10][CH2:9][NH:8][CH2:13][CH2:12]2)=[N:18][CH:17]=1)(=[O:20])=[O:21]Participants
3
Procedure
Prepared in analogy to example 4 (d) from 4-[5-(pyridine-2-sulfonyl)-thiazol-2-yl]-piperazine-1-carboxylic acid tert-butyl ester and hydrogen chloride solution. The crude material was purified by recrystallisation from ether to afford the title compound as an off-white crystalline solid (yield 99%). MS (m/e): 311.0 (M+H+, 100%).
Workup
- customThe crude material was purified by recrystallisation from ether
Sources & evidence
- ORD record
- ord-c20b5581b3444f298f85d1910234cc88
- Source dataset
- uspto-grants-2007_05
- Patent number
- US07220744B2
Reaction notes
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