red or orange crystals or fibres
2,3-Dimethoxy-5-methyl-p-benzoquinone (Ubidecarenone EP Impurity A)
ChEBI: A derivative of benzoquinone carrying a 5-methyl substituent; and methoxy substituents at positions 2 and 3. The core structure of the ubiquinone group of compounds.
2,3-Dimethoxy-5-methyl-p-benzoquinone (Coenzyme Q0 or DMM) is present in all the cells including neural cells.
2,3-Dimethoxy-5-methyl-p-benzoquinone (Coenzyme Q0) interacts with tau protein and aids in the formation of filamentous structure.
It crystallises in red needles from pet ether (b 40-60o) and sublimes at high vacuum at a bath temperature of 46-48o [Ashley et al. J Chem Soc 441 1938, UV in EtOH: Vischer J Chem Soc 815 1953, UV in cyclohexane: Morton et al. Helv Chim Acta 41 2343 1858, Aghoramurthy et al. Chem Ind (London) 1327 1954]. [Beilstein 8 IV 2721.]
