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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 923974Generated: October 30, 2026

2-Chloro-3-fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine → 6'-Chloro-5'-fluoro-2-(3-(hydroxymethyl)azetidin-1-yl)-N-(4-(trifluoromethoxy)phenyl)-[3,3'-bipyridine]-5-carboxamide

https://huagongshe.com/reaction/923974

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-3-fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridineHCID 53398541—
Reactant5-bromo-6-(3-(hydroxymethyl)azetidin-1-yl)-N-(4-(trifluoromethoxy)phenyl)nicotinamideHCID 89907980—
Product6'-Chloro-5'-fluoro-2-(3-(hydroxymethyl)azetidin-1-yl)-N-(4-(trifluoromethoxy)phenyl)-[3,3'-bipyridine]-5-carboxamideHCID 89907619—

Reaction Steps

The title compound was prepared in an analogous fashion to that described in Example 53 using 5-bromo-6-(3-(hydroxymethyl)azetidin-1-yl)-N-(4-(trifluoromethoxy)phenyl)nicotinamide (Stage 135.1) and 2-chloro-3-fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine. HPLC (Condition 4) tR=5.57 min, UPLC-MS (Condition 3) tR=1.13 min, m/z=497.1 [M+H]+; 1H-NMR (400 MHz, DMSO-d6) δ ppm 2.55-2.70 (m, 1H) 3.39-3.53 (m, 4H) 3.73 (t, J=1.00 Hz, 2H) 4.69 (t, J=1.00 Hz, 1H) 7.34 (d, J=8.21 Hz, 2H) 7.83 (m, J=9.40 Hz, 2H) 8.04 (d, J=1.95 Hz, 1H) 8.09 (m, J=9.40 Hz, 1H) 8.38 (d, J=1.95 Hz, 1H) 8.77 (d, J=2.35 Hz, 1H) 10.19 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09278981B2
Source datasetuspto-grants-2016_03
ORD IDord-2d833d966cb24da594bce313c041dc2c
Source noteuspto-grants-2016_03