Table 2: Amounts of oxygenated hemiterpenes and (E)-3-penten-2-ol present in the bark extracts of deciduous trees, Asa, Sweden, June 11, 1998.

Compounds Mean ± SD (μg/g DW bark)
B. pendula ()B. pubescens ()P. tremula ()

2-methyl-3-buten-2-ol (MB)
3-methyl-3-buten-2-one
(E)-3-penten-2-ol