What can be done after M.Sc in organic chemistry?

After M.Sc in organic chemistry, you can do job in chemical company, QA and Research and Lectureship also.

You can work in a pharmaceutical industry, or as QC analyst, work in a publishing firm and edit for your subject, you can apply in coaching institute as faculty, or as an subject matter expert, unless you want to go for higher studies. In that case, write NET NIPER, DU, GATE JNU.

First you do Ph.D, then go for the UGC NET exam. After qualify NET, you are eligible to apply for assistant professor post.