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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 24840Generated: October 27, 2026

Sodium Hydroxide → tert-butyl N-[2-[4-[[(Z)-(5-nitro-2-oxo-1H-indol-3-ylidene)-phenylmethyl]amino]phenyl]ethyl]carbamate

https://huagongshe.com/reaction/24840

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
Reactanttert-butyl N-[1-(4-aminophenyl)ethyl]carbamateHCID 22569414—
Reactant1-Acetyl-3-{1-ethoxy-1-phenylmethylidene}-5-nitro-2-indolinoneHCID 54280104—
SolventMethanolHCID 887—
SolventDimethylformamideHCID 6228—
Producttert-butyl N-[2-[4-[[(Z)-(5-nitro-2-oxo-1H-indol-3-ylidene)-phenylmethyl]amino]phenyl]ethyl]carbamateHCID 178453288—

Reaction Steps

Prepared analogously to Example 82 from 1-acetyl-3-(1-ethoxy-1-phenyl-methylidene)-5-nitro-2-indolinone and 4-(1-tert.butoxycarbonylamino-ethyl)-aniline in DMF and subsequent treatment with sodium hydroxide solution in methanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06855710B2
Source datasetuspto-grants-2005_02
ORD IDord-45412eef057e46c8a137a148f2a7089d
Source noteuspto-grants-2005_02