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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 384991Generated: October 30, 2026

Water → HCID 49764776, compound

https://huagongshe.com/reaction/384991

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantTriethylamineHCID 8471—
ReactantMethanesulfonyl chlorideHCID 31297—
ReactantHCID 49764774HCID 49764774—
SolventDichloromethaneHCID 6344—
ProductHCID 49764776HCID 4976477647.7%

Reaction Steps

After dissolving 0.50 g of 5-(4-methylpentan-2-yl)-4-nitrotetrahydrothiophen-3-ol in 4 ml of dichloromethane, 0.27 g of mesyl chloride and 0.33 g of triethylamine were gradually dropped thereto at 4° C. The temperature of the solution was allowed to rise to room temperature, and the solution was stirred for 7.5 hours. Water was added to stop the reaction, and the solution was extracted with dichloromethane. The organic layer was dried with magnesium sulfate and concentrated, and then purified by silica gel chromatography (hexane/ethyl acetate=10/1), thereby obtaining 0.22 g of 2-(4-methylpentan-2-yl)-3-nitro-2,5-dihydrothiophene (yield: 47.7%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08367846B2
Source datasetuspto-grants-2013_02
ORD IDord-34038c7f05144c2f8313ddc85fb8a00c
Source noteuspto-grants-2013_02