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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1263185Generated: November 1, 2026

5-Bromodihydrofuran-2(3H)-one → 4-[P-ethyl-2-nitro-5-(2-chloro-4-trifluoromethylphenoxy)phenylphosphinyloxy]-gamma-butyrolactone

https://huagongshe.com/reaction/1263185

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Bromodihydrofuran-2(3H)-oneHCID 216395—
ReactantP-ethyl-2-nitro-5-(2-chloro-4-trifluoromethylphenoxy)phenylphosphinic acidHCID 15589803—
Product4-[P-ethyl-2-nitro-5-(2-chloro-4-trifluoromethylphenoxy)phenylphosphinyloxy]-gamma-butyrolactoneHCID 86739512—

Reaction Steps

Following the procedure of Example 1, P-ethyl-2-nitro-5-(2-chloro-4-trifluoromethylphenoxy)phenylphosphinic acid is reacted with 4-bromo-γ-butyrolactone to give 4-[P-ethyl-2-nitro-5-(2-chloro-4-trifluoromethylphenoxy)phenylphosphinyloxy]-γ-butyrolactone. ##STR7##

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04456465
Source datasetuspto-grants-1984_06
ORD IDord-e223e8f9b44842ffb47771347d21bbef
Source noteuspto-grants-1984_06