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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 255222Generated: October 25, 2026

Bromoacetyl bromide → 6-Bromo-2H-1,4-benzoxazin-3(4H)-one

https://huagongshe.com/reaction/255222

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromoacetyl bromideHCID 61147—
Reactant2-Amino-4-BromophenolHCID 351840—
Reactant3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrileHCID 10654813—
Product6-Bromo-2H-1,4-benzoxazin-3(4H)-oneHCID 16218142—

Reaction Steps

2-Amino-4-bromophenol (2.1 g, 11 mmol) and bromo acetyl bromide (1.4 mL, 16.5 mmol) were reacted according to the procedure for Intermediate 60 to afford product as a solid, 2.1 g (85%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07875715B2
Source datasetuspto-grants-2011_01
ORD IDord-a2dc38e975854372b97e525698825ee0
Source noteuspto-grants-2011_01