Is it good to pursue chemical engineering in Chennai?

It is definitely good. https://www.shiksha.com/b-tech/colleges/b-tech-in-chemical-engineering-colleges-chennai Please click on the above link to get a list of good B.Tech in chemical engineering colleges in Chennai.

As a CSE engineer I will suggest you go for it as we are having lots of competition in IT field. It is a branch of engineering in which you should have good knowledge of chemistry, physic and chemicals. Chemical engineers apply the principles of chemistry, biology, physics, and math to solve problem