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| 2,3-Dimethoxy-5-methyl-p-benzoquinone Basic information |
| Product Name: | 2,3-Dimethoxy-5-methyl-p-benzoquinone | | Synonyms: | 2,5-CYCLOHEXADIENE-1,4-DIONE, 2,3-DIMETHOXY-5-METHYL-;2,3-DIMETHOXY-5-METHYL-1,4-BENZOQUINONE;2,3-DIMETHOXY-5-METHYLBENZOQUINONE;2,3-dimethoxy-5-methyl-2,5-cyclohexadiene-1,4-dione;2,3-DIMETHOXY-5-METHYL-P-BENZOQUINONE;2,3-DIMETHOXYL-5-METHYL-1,4-BENZOQUINONE;2,3-DIMETHOXYMETHYLBENZOQUINONE;COENZYME Q | | CAS: | 605-94-7 | | MF: | C9H10O4 | | MW: | 182.17 | | EINECS: | 210-100-8 | | Product Categories: | Miscellaneous Biochemicals;Anthraquinones, Hydroquinones and Quinones;(intermediate of coenzyme Q10);Benzoquinones;Benzoquinones, etc. (Charge Transfer Complexes);Biochemistry;Charge Transfer Complexes for Organic Metals;Functional Materials;Vitamin Related Compounds;Vitamins | | Mol File: | 605-94-7.mol |
| 2,3-Dimethoxy-5-methyl-p-benzoquinone Chemical Properties |
| Melting point | 58-60 °C(lit.) | | Boiling point | 331.4±42.0 °C(Predicted) | | density | 1.19±0.1 g/cm3(Predicted) | | storage temp. | 2-8°C | | Water Solubility | almost transparency in hot Water | | form | Crystalline Powder or Needles | | color | Red to orange | | Sensitive | Light Sensitive | | BRN | 1640422 | | Stability: | Stable. Combustible. Incompatible with strong oxidizing agents, reducing agents. | | CAS DataBase Reference | 605-94-7(CAS DataBase Reference) | | NIST Chemistry Reference | 2,5-Cyclohexadiene-1,4-dione, 2,3-dimethoxy-5-methyl-(605-94-7) |
| 2,3-Dimethoxy-5-methyl-p-benzoquinone Usage And Synthesis |
| Chemical Properties | red or orange crystals or fibres | | Uses | 2,3-Dimethoxy-5-methyl-p-benzoquinone (Ubidecarenone EP Impurity A) | | Definition | 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. | | Synthesis Reference(s) | Chemical and Pharmaceutical Bulletin, 16, p. 2343, 1968 DOI: 10.1248/cpb.16.2343The Journal of Organic Chemistry, 53, p. 5453, 1988 DOI: 10.1021/jo00258a010 | | General Description | 2,3-Dimethoxy-5-methyl-p-benzoquinone (Coenzyme Q0 or DMM) is present in all the cells including neural cells. | | Biochem/physiol Actions | 2,3-Dimethoxy-5-methyl-p-benzoquinone (Coenzyme Q0) interacts with tau protein and aids in the formation of filamentous structure. | | Purification Methods | 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.] |
| 2,3-Dimethoxy-5-methyl-p-benzoquinone Preparation Products And Raw materials |
| Raw materials | Benzoic acid, 2-hydroxy-3,4,5-trimethoxy--->4,5-DIMETHOXY-3-HYDROXYTOLUENE-->2,3,4-Trimethoxyphenol-->2-methoxy-5-methyl-1,4-benzoquinone-->2,3,4-Trimethoxy-6-methylphenol-->2,3,4,5-Tetramethoxytoluene-->Methyl 3,4,5-trimethoxybenzoate-->3,4-Dimethoxytoluene-->3,4,5-Trimethoxytoluene-->2,3,4-Trimethoxybenzaldehyde-->3,4,5-Trimethoxy benzoic acid | | Preparation Products | Ubidecarenone-->2,3-Dimethoxy-5-methyl-1,4-hydroquinone |
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