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wine chemistry

Insider's Guide: Rotundone and Dusted - Cracking the Code of Syrah's Spice

Watch Here You can watch this video in our community space here Summary In this interview we’re joined by Matt Walls, one of the world’s leading experts on the wines of the Rhone, to answer all your questions on this hot topic! We discuss what the peppery smell on Syrah is

The Chemistry of Wine: Beyond Water and Ethanol

Introduction Wines are the most fascinating and complex liquids. Water and Ethanol (“alcohol”) comprise the major part of what is in a glass. But all the properties of a wine come from the remaining 2%. Over a thousand compounds, many in microscopic quantities, create all that we smell, taste, see and feel – and in the case of sparkling wines, hear.   Everything from sediment to wine diamonds, from the aroma of lychee to the taste of gooseberry, from mouthfeel to

What Are Varietal Thiols And How Are They Expressed In Red Wine? with Marco Li Calzi, PhD

Summary: Intense aromas of blackcurrant and red fruit characterize the sensory profile of some red wines that are very much appreciated by consumers. Over the last decade, researchers have shown that varietal thiols such as 4MMP, 3MHA and 3MH, first identified in Sauvignon blanc, are volatile aromatic compounds responsible for and/or contributing to the expression of these aromas in red wines. Consequently, research on the expression of varietal thiols in red grape varieties is a