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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 714659Generated: October 30, 2026

1-Bromo-3-(bromomethyl)-5-fluorobenzene → 2-(3-Bromo-5-fluorobenzyl)-5-(4-chlorophenyl)-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-2,4-dihydro-3H-1,2,4-triazol-3-one

https://huagongshe.com/reaction/714659

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Bromo-3-(bromomethyl)-5-fluorobenzeneHCID 23509619—
Reactant5-(4-Chlorophenyl)-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-2,4-dihydro-3H-1,2,4-triazol-3-oneHCID 59536836—
Product2-(3-Bromo-5-fluorobenzyl)-5-(4-chlorophenyl)-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-2,4-dihydro-3H-1,2,4-triazol-3-oneHCID 86690914—

Reaction Steps

219 mg (0.71 mmol) of the compound from Example 5A and 191 mg (0.71 mmol) of 1-bromo-3-(bromomethyl)-5-fluorobenzene were reacted analogously to the preparation of Example 101A. This gave 181 mg (51% of theory) of the target compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09187466B2
Source datasetuspto-grants-2015_11
ORD IDord-78f6af7f70204119abec89a6ec514c3c
Source noteuspto-grants-2015_11