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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1523915Generated: November 1, 2026

(S)-2-bromo-N-(1-hydroxypropan-2-yl)benzenesulfonamide → 4'-(3,4-Dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)-3'-fluoro-N-[(1S)-2-hydroxy-1-methylethyl]biphenyl-2-sulfonamide

https://huagongshe.com/reaction/1523915

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(S)-2-bromo-N-(1-hydroxypropan-2-yl)benzenesulfonamideHCID 65807018—
Reactant7-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3-dioxolan-2-yl)phenyl)-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazineHCID 90314039—
Product4'-(3,4-Dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)-3'-fluoro-N-[(1S)-2-hydroxy-1-methylethyl]biphenyl-2-sulfonamideHCID 90312725—

Reaction Steps

The title compound was prepared in a manner similar to that described in Example 444 using 7-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3-dioxolan-2-yl)phenyl)-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine and (S)-2-bromo-N-(1-hydroxypropan-2-yl)benzenesulfonamide. MS (ESI): mass calcd. for C22H22FN3O4S, 443.13; m/z found, 444.1 [M+H]+. 1H NMR (400 MHz, CD3OD) δ 8.15-8.12 (m, 1H), 7.80 (m, 1H), 7.72 (d, J=1.3, 1H), 7.69-7.64 (m, 1H), 7.62-7.52 (m, 2H), 7.40-7.33 (m, 3H), 4.37 (t, J=4.6, 2H), 3.76-3.69 (m, 2H), 3.43-3.36 (m, 1H), 3.30-3.26 (m, 1H), 3.24-3.16 (m, 1H), 1.04-1.01 (m, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09079866B2
Source datasetuspto-grants-2015_07
ORD IDord-256356d86de2438697d0d6fa720b18e8
Source noteuspto-grants-2015_07