ethyl oxide
ethoxyethane

On the company's Web site, they were calling it "ethyl oxide" and passing it off as an industrial solvent.

What is important is that one of my younger associates discovered traces of ethyl oxide in the blood.

Slightly more than a month later, having taken ether (ethyl oxide), he had a vision of the universe from a modern scientific cosmology that he frequently referred to in later writings.

No one could ever prove that Philip Randall had ever heard of MRT Supplies Corp., let alone purchased 50 ml of ether, or ethyl oxide, from them.