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The scientific name of PQQ is pyrrole quinoline quinone, is a new auxiliary base, has the treatment of heart disease, nerve disease, the liver protection, maintain mitochondrial function and so on. In prokaryotes, plants and mammals, pyrroquinone, which is not only the auxiliary group of many enzymes, plays the function of transmitting electrons, protons and chemical groups, but also can stimulate the growth of microorganisms, the germination of plant pollen, and promote the growth of plants.

CAS NO.: 72909-34-3

Alias：METHOXATIN；Methoxatine；Coenzime PQQ

Molecular formula: C₁₄H₆N₂O₈

Appearance: Orange to red solid；sensitive to light and temperature.