Continuously updated synthesis method about Imidazole-4-carbaldehyde

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Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 3034-50-2, name is Imidazole-4-carbaldehyde, This compound has unique chemical properties. The synthetic route is as follows., 3034-50-2

(i) Preparation of 1-(triphenylmethyl)-1H-imidazol-4-carboxaldehyde (7): To a stirred suspension of 4-imidazole carboxaldehyde (from Maybridge Chemicals, United Kingdom) (35.0 g, 364 mmol) and triethylamine (55.8 mL; 400 mmol) in dichloromethane (2 L), was added a solution of triphenylmethyl chloride in dichloromethane (600 mL) while maintaining the reaction temperature at approximately 15 C. with a cooling bath. The resultant solution was warmed to room temperature and stirred for 19 h. Washed the reaction solution with a solution of saturated brine and water (1:3.5; 3*600 mL), followed by brine (1*800 mL). Dried over sodium sulfate; filtered to remove drying agent; and removed solvent under vacuum to obtain the desired tritylated product (7) as an off-white solid. MP 186.5-194 C. [Trituration of this product with ether yielded a cream-colored powder with mp 195-197 C.]

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Reference:
Patent; Shih, Neng-Yang; Aslanian, Robert G.; Piwinski, John J.; Lupo JR., Andrew T.; Afonso, Adriano; US2002/82272; (2002); A1;,
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem