Substrate | Retention time (min) | Product peaka | m/z | Proposed products |
---|---|---|---|---|
7 (β-O-4 dimer) | 4.5 | A | 637 [M − H]− | β-O-4 tetramer |
5.8 | B | 183 [MÂ +Â H]+ | Dihydroconiferyl alcohol | |
8 (5-5′ dimer) | 4.5 | C | 153 [M − H]− | Vanillic alcohol |
5.2 | D | 167 [M − H]− | Vanillic acid | |
5.7 | E | 303 [M − H]− | 2′,6-Dihydroxy-5′-(hydroxymethyl)-3′,5-dimethoxy-[1,1′-biphenyl]-3-carbaldehyde | |
6.3 | F | 151 [M − H]− | Vanillic aldehyde | |
8.4 | G | 301 [M − H]− | Dehydrodivanillic aldehyde |