This name would be perfect for an investment or payment organisation.
Chainiac has eight letters and three syllables. Three syllable names are used by established brands like Toshiba, Grammarly and Vodafone.
Chainiac.com is a dot-com domain. Dot com domains are the most desirable domain extension in the world, used by famous websites like google.com. Once secured, a dot-com all but guarantees no-one else can outrank you for your own name in the long run.