If you could actually invent a pheromone cologne that did that, you'd be a billionaire about a week after clinical trials ended, possibly before if you can prove the effect and accept advance orders
...well, that assuming it wasn't instantly outlawed, after all rich men seducing women left and right is one of the closest to legal things I can think of such a thing being used for, and I can think of a more than a few ways to use that stuff