32741020 Acid is produced from at least one aldehyde.
32741021 Acid is produced from acetaldehyde.
32741022 Acid is produced from n-butyraldehyde.
32741023 Acid is produced from formaldehyde.
32741046 Acid is produced from o-hydroxybenzaldehyde (salicylaldehyde).
32741024 Acid is produced from hydroxypyruvic aldehyde.
32741025 Acid is produced from propionaldehyde.
32741026 Acid is produced from pyruvaldehyde.