In the past, people said you could make anything from lignin except money.
Now, you might make money out of lignin with further improvement of the following published by Gregg Beckham et al. in Nature
www.nature.com/articles/s41...
A chemical and biological redox process that resembles processes in petrochemical refining is used to convert lignin from poplar into a single, valuable bioproduct, adipic acid, in high yields.