Will I affect the longevity of my engine (RD07a) if I run it with fully synthetic oil please?

Hello, I'm new here, very happy to find a forum about 'Alp ! It's my second 'Alp (2003) , 40.000 Km , 100Km a day . What about the longevity of such a bike ? every 6000 Km she is going to the maintenance (semi-synth. oil) How much Km/miles can I ask to my lovely Blackpearl ? Many thanks

Hi all Just for information: If anyone is considering buying a scottoiler and wondering if the cost is justified, my 2002 Transalp 650 is still running the original chain at 19600 miles and still has plenty of adjustment remaining! PS: I have never cleaned the chain (or the rest of the bike...