Selective substitution of long-acyl groups into alcohols of kraft lignin over transesterification using ionic liquid

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 1 Experimental conditions and yields of the kraft lignin derivatives

Entry	Kraft lignin (g)	Acyl donor			Yield (g)
Entry	Kraft lignin (g)	Reagent	Carbon number	mL^a	Yield (g)
1	0.60	Vinyl acetate (VAc)	2	0.27	0.57
2	0.60	Vinyl propionate (VPr)	3	0.32	0.57
3	0.60	Vinyl butyrate (VBu)	4	0.37	0.61
4	0.60	Vinyl hexanoate (VHe)	6	0.46	0.66
5	0.60	Vinyl octanoate (VOc)	8	0.57	0.72