cas no. 90622-56-3
For future reference, I would recommend bookmarking ChemSpider.
Having said that - 2,4-dimethylhexane.
Also, in general, if you search by CAS registry number on Google like you gave us, I would be surprised if you can't find the desired compound on the first page.
google didnt give me what i was looking for but chemspider worked great thanks.
Right there on the first page.
Separate names with a comma.