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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 881207Generated: November 1, 2026

Sodium Hydroxide → HCID 17954765, compound

https://huagongshe.com/reaction/881207

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
Reactant7-Methoxy-4-nitro-1-(phenylsulfonyl)indoleHCID 15286320—
SolventMethanolHCID 887—
SolventWaterHCID 962—
ProductHCID 17954765HCID 17954765—

Reaction Steps

To a solution of 1-benzenesulfonyl-7-methoxy-4-nitro-1H-indole (R) (1 eq) in methanol was added a solution of sodium hydoxide (5 eq) in water. The solution was heated to reflux for 3 hrs. Methanol was removed under reduced pressure then water and ethyl acetate were added. The ethyl acetate layer separated and washed repeatedly (3×) with water. The ethyl acetate layer was concentrated and evaporated to dryness to produce the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08993608B2
Source datasetuspto-grants-2015_03
ORD IDord-ee238c95e7aa4617848da221a9f92680
Source noteuspto-grants-2015_03