Although numerous urethans containing aryl residues have been synthesized and their pharmacological action studied, very few purely aliphatic urethans have been examined and none has been prepared which contained a basic amino group in addition to the urethan grouping. The present communication describes the synthesis and tests on a series of urethans of formula I.
![1-[3-(diethylamino)propyl]-3-phenylthiourea Structure](https://image.chemsrc.com/caspic/068/730-19-8.png)