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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1586726Generated: November 1, 2026

Water → HCID 19759104, compound

https://huagongshe.com/reaction/1586726

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantOxalic AcidHCID 971—
ReactantTert-ButylamineHCID 6385—
ReactantHCID 10385520HCID 10385520—
SolventDimethyl SulfoxideHCID 679—
ProductHCID 19759104HCID 19759104—

Reaction Steps

A mixture of 0.00282 mol of 2-isopropyl-3-[4-(3-bromopropyloxy)benzenesulphonyl]furan and 0.013 mol of tert-butylamine in 7 ml of dimethylsulphoxide was stirred at room-temperature for 24 hours. After that, the mixture was poured into water, distilled in the presence of ethyl acetate, dried on sodium sulphate, filtered and concentrated. The residue so obtained was purified on a silica column using a methanol/ethyl acetate 2/8 mixture as eluent. The oily base so provided was then treated with an ethereal solution of oxalic acid and the precipitate was recrystallized from ethanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05215988
Source datasetuspto-grants-1993_06
ORD IDord-9bb6b34cfb6d47b482aea28433092522
Source noteuspto-grants-1993_06