How to inquire about the original research information of a drug

Newcomers in the synthesis room still have a lot to learn. We usually produce generic drugs.

Now, if there is a project to find his synthetic route, I can also collect some information.

I checked drugfuture, the patent network soopat and the European Patent Office, but:

This is strictly confidential? Or will it open after a while? Or is it completely open?

For example, the patents and documents I found all introduce its synthesis.

Its quality standard, impurity research and process research are all absent.

Ps: I know it's impossible to be so detailed, but is there any way to check some information? Such as impurity research

After typing so many words in the early morning, it is not easy to give some advice: tuzi9: