It seems you're asking about a chemist named "Ernest." However, there isn't a widely recognized chemist with that name who made significant contributions to the field.

Perhaps you are thinking of a different chemist, or perhaps you've made a typo.

To help me understand your query better, please provide more information:

* Could you provide the full name of the chemist?

* Do you know anything else about their work, like what area of chemistry they specialized in?

* Are you thinking of a specific discovery or invention they made?

With more details, I can help you find the information you're looking for!