Login or register (free and only takes a few minutes) to participate in this question.
You will also have access to many other tools and opportunities designed for those who have language-related jobs (or are passionate about them). Participation is free and the site has a strict confidentiality policy.
I checked the spelling several times. "Methyl"xanthine and other compositions I could find but not "amino" xantine. I guess there is a typo in spelling xanthine.
And - even Google couldn't confirm the german word Aminoxanthin. Thank you anyway, Astrid