5-(2-hydroxyethyl)-6-iodo-2-benzofuran-1(3H)-one → HCID 69087506, compound
Reaction equation
[I:1][C:2]1[C:10]2[CH2:9][O:8][C:7](=[O:11])[C:6]=2[CH:5]=[CH:4][C:3]=1[CH2:12][CH2:13][N:14]1[CH2:19][CH2:18][N:17]([C:20]([O:22][C:23]([CH3:26])([CH3:25])[CH3:24])=[O:21])[CH2:16][CH2:15]1.OCCC1C(I)=CC2C(=O)OCC=2C=1>>[I:1][C:2]1[C:3]([CH2:12][CH2:13][N:14]2[CH2:19][CH2:18][N:17]([C:20]([O:22][C:23]([CH3:25])([CH3:24])[CH3:26])=[O:21])[CH2:16][CH2:15]2)=[CH:4][C:5]2[CH2:9][O:8][C:7](=[O:11])[C:6]=2[CH:10]=1Participants
3
Procedure
tert-Butyl 4-[2-(6-iodo-1-oxo-1,3-dihydro-2-benzofuran-5-yl)ethyl]piperazine-1-carboxylate was prepared in an analogous fashion to that described for the preparation of tert-butyl 4-[2-(4-iodo-1-oxo-1,3-dihydro-2-benzofuran-5-yl)ethyl]piperazine-1-carboxylate above starting from 5-(2-hydroxyethyl)-6-iodo-2-benzofuran-1(3H)-one. LC-MS (IE, m/z): 473 [M+1]+.
Sources & evidence
- ORD record
- ord-dbbd2abcbd3b477b9bc0e3c96a0d59b2
- Source dataset
- uspto-grants-2015_06
- Patent number
- US09056859B2
Reaction notes
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