Salicylaldehyde
2-Hydroxybenzaldehyde, also known as salicylal or O-formylphenol, belongs to the class of organic compounds known as hydroxybenzaldehydes. These are organic aromatic compounds containing a benzene ring carrying an aldehyde group and a hydroxyl group. 2-Hydroxybenzaldehyde is a cinnamon, cooling, and medical tasting compound. 2-Hydroxybenzaldehyde is found, on average, in the highest concentration within peppermints. 2-Hydroxybenzaldehyde has also been detected, but not quantified, in several different foods, such as common buckwheats, garden tomato (var.), herbs and spices, and tea. This could make 2-hydroxybenzaldehyde a potential biomarker for the consumption of these foods. 2-Hydroxybenzaldehyde is a potentially toxic compound.
| ID | EC Number | Name |
|---|---|---|
| KEGG:R02941 | 1.2.1.65 | salicylaldehyde:NAD+ oxidoreductase |
| KEGG:R05136 | 4.1.2.45 | (3E)-4-(2-hydroxyphenyl)-2-oxobut-3-enoate hydro-lyase |
| Rhea:RHEA:18538 | 1.2.1.65 | salicylaldehyde + NAD+ + H2O => salicylate + NADH + 2 H+ |
| Rhea:RHEA:18539 | 1.2.1.65 | salicylate + NADH + 2 H+ => salicylaldehyde + NAD+ + H2O |
| Rhea:RHEA:18540 | 1.2.1.65 | salicylaldehyde + NAD+ + H2O <=> salicylate + NADH + 2 H+ |
| Rhea:RHEA:27390 | 4.1.2.45 | (3E)-4-(2-hydroxyphenyl)-2-oxobut-3-enoate + H2O => salicylaldehyde + pyruvate |
| Rhea:RHEA:27391 | 4.1.2.45 | salicylaldehyde + pyruvate => (3E)-4-(2-hydroxyphenyl)-2-oxobut-3-enoate + H2O |
| Rhea:RHEA:27392 | 4.1.2.45 | (3E)-4-(2-hydroxyphenyl)-2-oxobut-3-enoate + H2O <=> salicylaldehyde + pyruvate |
| Rhea:RHEA:59009 | salicylaldehyde + O2 + H2O => salicylate + H2O2 + H+ | |
| Rhea:RHEA:59010 | salicylate + H2O2 + H+ => salicylaldehyde + O2 + H2O | |
| Rhea:RHEA:59011 | salicylaldehyde + O2 + H2O <=> salicylate + H2O2 + H+ | |
| Rhea:RHEA:68881 | salicylate + ATP + NADPH + H+ => salicylaldehyde + AMP + diphosphate + NADP+ | |
| Rhea:RHEA:68882 | salicylaldehyde + AMP + diphosphate + NADP+ => salicylate + ATP + NADPH + H+ | |
| Rhea:RHEA:68883 | salicylate + ATP + NADPH + H+ <=> salicylaldehyde + AMP + diphosphate + NADP+ | |
| Rhea:RHEA:80452 | salicyl alcohol + O2 => salicylaldehyde + H2O2 | |
| Rhea:RHEA:80453 | salicylaldehyde + H2O2 => salicyl alcohol + O2 | |
| Rhea:RHEA:80454 | salicyl alcohol + O2 <=> salicylaldehyde + H2O2 | |
| BioCyc:RXN-8615 | 4.1.2.45 | CPDN-385 + WATER --> SALICYLALDEHYDE + PYRUVATE |
| BioCyc:RXN-12261 | BENZALDEHYDE --> SALICYLALDEHYDE | |
| BioCyc:RXN-18821 | 2.4.1.- | CPD-12575 + SALICYLALDEHYDE --> CPD-20131 + UDP + PROTON |
| BioCyc:RXN-12254 | 1.-.-.- | SALICYLALDEHYDE + Donor-H2 --> CPD-173 + Acceptor |
| BioCyc:1.2.1.65-RXN | 1.2.1.65 | SALICYLALDEHYDE + NAD + WATER --> CPD-110 + NADH + 2 PROTON |