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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1169936Generated: October 28, 2026

Sodium Hydroxide → HCID 17954765, compound

https://huagongshe.com/reaction/1169936

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 numberUS07825148B2
Source datasetuspto-grants-2010_11
ORD IDord-625a0ffcf5c84ecc8d6bba80d523bf15
Source noteuspto-grants-2010_11