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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1523937Generated: November 1, 2026

(R)-2-bromo-N-(2-hydroxypropyl)benzenesulfonamide → 4'-(5-Amino-6-cyanopyrazin-2-yl)-3'-fluoro-N-[(2R)-2-hydroxypropyl]biphenyl-2-sulfonamide

https://huagongshe.com/reaction/1523937

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-2-bromo-N-(2-hydroxypropyl)benzenesulfonamideHCID 83029489—
Reactant3-Amino-6-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyrazine-2-carbonitrileHCID 90313553—
Product4'-(5-Amino-6-cyanopyrazin-2-yl)-3'-fluoro-N-[(2R)-2-hydroxypropyl]biphenyl-2-sulfonamideHCID 90313866—

Reaction Steps

The title compound was prepared in a manner similar to that described in Example 88 using (R)-2-bromo-N-(2-hydroxypropyl)benzenesulfonamide and 3-amino-6-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyrazine-2-carbonitrile. MS (ESI): mass calcd. for C20H18FN5O3S, 427.11; m/z found, 428.1 [M+H]+. 1H NMR (500 MHz, CD3OD) δ 8.75 (d, J=2.1, 1H), 8.09 (dd, J=8.0, 1.3, 1H), 7.95 (m, 1H), 7.70 (m, 1H), 7.62 (m, 1H), 7.43 (dd, J=7.6, 1.4, 1H), 7.39-7.31 (m, 2H), 3.74-3.62 (m, 1H), 2.80-2.67 (m, 2H), 1.07 (d, J=6.3, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09079866B2
Source datasetuspto-grants-2015_07
ORD IDord-8c57e2c95c7b4714b75b57eb9ac83dfc
Source noteuspto-grants-2015_07