Balticum Organicum Syntheticum 2010 (BOS) is the 6th conference of this Baltic chemical conference series, rotating between the Baltic capitals every two years and highlights a mixture of academic and industrial Plenary Speakers presenting Lectures on the topics of organic, synthetic, pharmaceutical, process, catalytic and organometallic chemistry. The conference is restricted to 300 participants to assure all get to interact with the speakers, which is encouraged by a reception and banquet. Balts and students are encouraged to attend. Two poster sessions are held.