The leaf color is certainly symptomatic of iron deficiency. If it came that way, it may correct as the roots escape from the potting soil. The pH is probably too high (alkaline).

If it is fragrant and the flower shatters early, it might be 'Scentimental.' However, the color is usually not quite that purple.

Here is a link that might be useful: Scentimental

It's not a healthy rose, that's for sure.
But it's not Scentimental. It's too purple.

Could be the relatively new grandiflora Rock & Roll. Since it is new, petal count, size, etc., won't be accurate.

Or Purple Tiger