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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 225225Generated: October 25, 2026

Benzene → 2,2,5-Trimethyl-3-(dichloroacetyl)-1,3-oxazolidine

https://huagongshe.com/reaction/225225

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzeneHCID 241—
ReactantDichloroacetyl chlorideHCID 6593—
ReactantTriethylamineHCID 8471—
ReactantOxazolidine, 2,2,5-trimethyl-HCID 95486—
SolventWaterHCID 962—
Product2,2,5-Trimethyl-3-(dichloroacetyl)-1,3-oxazolidineHCID 62019—

Reaction Steps

Eighteen (18) milliliters of a benzene solution containing 4.6 g. of 2,2,5-trimethyl oxazolidine was added to 25 ml. of benzene and 4.5 g. of triethylamine. Five and nine-tenths (5.9 g.) grams of dichloroacetyl chloride was added dropwise with stirring and cooling in an ice bath. When reaction was complete the mixture was poured into water and the benzene layer separated, dried over anhydrous magnesium sulfate and the benzene removed under vacuum. Yield was 7.7 g. of an oil, nD30 =1.4950.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04236011
Source datasetuspto-grants-1980_11
ORD IDord-9214ad9ac66d41068cbc5b59c9d0433c
Source noteuspto-grants-1980_11