EC4.1.1.1。可作用于丙酮酸形成CO2和乙醛:CH3COCOOH→CH3CHO+CO2。它与
酒精发酵的丙酮酸脱羧放出CO2与乙醛阶段有关,存在于酵母和植物体中。广泛地作用于α-酮酸而产生醛,但有醛存在时,则能以
硫胺素焦磷酸为辅酶,同时需要Mg2+和Mn2+的参与,形成偶姻(acyloins)化合物:RCOCOOH+RCHO→RCOCHOHR+CO2。
S23 Do not breathe vapour.
S45 In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
R42 May cause sensitization by inhalation.