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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1693630Generated: October 31, 2026

Water → 3-Butyl-5,5-dimethylthiazolidin-2-imine

https://huagongshe.com/reaction/1693630

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantPotassium CarbonateHCID 11430—
Reactant2,2-DimethylthiiraneHCID 138050—
ReactantButylcyanamideHCID 12295218—
SolventMethyl Ethyl KetoneHCID 6569—
Product3-Butyl-5,5-dimethylthiazolidin-2-imineHCID 6664311166.6%

Reaction Conditions

Temperature80 °C

Reaction Steps

A mixture of 2,2-dimethyl-thiirane (TCI) (1.5 g, 17 mmol), N-butyl-cyanamide (1.7 g, 17 mmol) (prepared as described in Ross J. Med. Chem. 1979, 22; 412) and potassium carbonate (2.4 g, 17 mmol) in 2-butanone (15 mL) was heated to 80° C. overnight. The mixture was poured into water, and extracted with ethyl acetate (2×). The combined organic extracts were dried over Na2SO4, filtered, concentrated under reduced pressure to afford 2.11 g of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08158663B2
Source datasetuspto-grants-2012_04
ORD IDord-0e254a6fc0c843869489b23d36051ec6
Source noteuspto-grants-2012_04