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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 600719Generated: October 30, 2026

4-Methoxy-N-hydroxybenzenecarboximidoyl chloride → cis-3-(4-Methoxyphenyl)-3a,4,6,6a-tetrahydro-pyrrolo[3,4-d]isoxazole-5-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/600719

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Methoxy-N-hydroxybenzenecarboximidoyl chlorideHCID 2763371—
Reactantcis-3-(4-Chlorophenyl)-3a,4,6,6a-tetrahydro-pyrrolo[3,4-d]isoxazole-5-carboxylic acid tert-butyl esterHCID 68971118—
SolventTriethylamineHCID 8471—
Productcis-3-(4-Methoxyphenyl)-3a,4,6,6a-tetrahydro-pyrrolo[3,4-d]isoxazole-5-carboxylic acid tert-butyl esterHCID 68797285—

Reaction Steps

The title compound was prepared in an analogous manner as the 4-chlorophenyl cycloadduct 3a using chloro oxime 2b. However, two additional portions of chloro oxime and triethyl amine were used. 3b was isolated as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07902227B2
Source datasetuspto-grants-2011_03
ORD IDord-fd258371b26f405685d0cbb008e9daf2
Source noteuspto-grants-2011_03