On behalf of the International Union of Pure and Applied Chemistry (IUPAC), it is our pleasure to invite you to attend the 31st International Symposium on the Chemistry of Natural Products and the 11th International Congress on Biodiversity (ISCNP31 & ICOB11), which will be held on October 23rd – 26th 2022 in Napoli, Italy., ISCNP31 & ICOB11 is expected to be a fantastic opportunity to meet leading scientists from all over the world providing their contribution on various aspects and applications of this long tradition and fascinating area of research in the informal and stimulating atmosphere of the venue on the Lungomare of Napoli.