2-Benzyloxirane, (R)- → 1'-[(2R)-2-hydroxy-3-phenylpropyl]-8-methoxyspiro[naphtho[1,2-b][1,4]oxathiine-2,4'-piperidine]-5,6-dione

HRID 1665397Notes

Reaction equation

HRID 1665397 reaction equation
[CH3:1][O:2][C:3]1[CH:4]=[C:5]2[C:19](=[CH:20][CH:21]=1)[C:9]1[O:10][C:11]3([CH2:17][S:18][C:8]=1[C:7](=[O:22])[C:6]2=[O:23])[CH2:16][CH2:15][NH:14][CH2:13][CH2:12]3.[CH2:24]([C@@H:31]1[CH2:33][O:32]1)[C:25]1[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=1>>[OH:32][C@H:31]([CH2:24][C:25]1[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=1)[CH2:33][N:14]1[CH2:15][CH2:16][C:11]2([O:10][C:9]3[C:19]4[C:5]([C:6](=[O:23])[C:7](=[O:22])[C:8]=3[S:18][CH2:17]2)=[CH:4][C:3]([O:2][CH3:1])=[CH:21][CH:20]=4)[CH2:12][CH2:13]1

Participants

3

Reactant 2

HCID 110189162-Benzyloxirane, (R)-HCID 576618788-Methoxyspiro[naphtho[1,2-b][1,4]oxathiine-2,4'-piperidine]-5,6-dione

Product 1

HCID 576619981'-[(2R)-2-hydroxy-3-phenylpropyl]-8-methoxyspiro[naphtho[1,2-b][1,4]oxathiine-2,4'-piperidine]-5,6-dione

Procedure

Compound 204 was synthesized using 8-methoxyspiro[naphtho[1,2-b][1,4]oxathiine-2,4′-piperidine]-5,6-dione, (2R)-2-benzyloxirane and conditions outlined in procedure Y. M.p.=145-147° C.; 400 MHz 1H NMR (DMSO-d6) δ: 7.73 (d, J=8.6 Hz, 1H), 7.38 (d, J=7.6 Hz, 1H), 7.34 (d, J=2.8 Hz, 1H), 7.31 (d, J=3.0 Hz, 1H), 7.28-7.12 (m, 4H), 4.43 (d, J=4.7 Hz, 1H), 3.84 (s, 3H), 3.03 (s, 2H), 2.80-2.68 (m, 2H), 2.58 (dd, J=7.4, 14.0 Hz, 1H), 2.47-2.26 (m, 3H), 1.99-1.90 (m, 2H), 1.87-1.72 (m, 2H). LCMS: 466 [M+H].

Sources & evidence

ORD record
ord-179910ceeb0c495ca98912873bacfdcb
Source dataset
uspto-grants-2011_10
Patent number
US08039503B2

Reaction notes

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