Related Products of 71406-78-5, As we all know, there are many different methods for the synthesis of a compound, and people can choose the synthesis method that suits their own laboratory according to the actual situation. 71406-78-5, name is Ethyl 4-amino-2-chloropyrimidine-5-carboxylate, molecular formula is C7H8ClN3O2, The compound is widely used in many fields, so it is necessary to find a new synthetic route. The downstream synthesis method of this compound is introduced below.
To a stirred solution of (R)-tert-butyl 2-(3-(tert-butoxycarbonyl)piperazin-1-yl)- 7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate (12 g, 28.60 mmol, 1.0 equiv) in MeCN (150 mL) was added K2CO3 (7.91 g, 57.20 mmol, 2.0 equiv) and ethyl 4-amino-2- chloropyrimidine-5-carboxylate (6.92 g, 34.32 mmol, 1.2 equiv). The reaction mixture was stirred at 80 C for 12 h, at which point the reaction mixture was filtered and the filtrate was concentrated under reduced pressure. Purification by silica gel chromatography (0%17% EtOAc/petroleum ether) afforded the desired product (16 g, 91.6% yield) as a yellow solid. LCMS (ESI) m/z: [M + H] calcd for C28H40N8O6: 585.32; found 585.1.
According to the analysis of related databases, 71406-78-5, the application of this compound in the production field has become more and more popular.
Reference:
Patent; REVOLUTION MEDICINES, INC.; SEMKO, Christopher Michael; WANG, Gang; BURNETT, G. Leslie; AGGEN, James Bradley; KISS, Gert; CREGG, James Joseph; GLIEDT, Micah James Evans; PITZEN, Jennifer; LEE, Julie Chu-Li; WON, Walter; THOTTUMKARA, Arun P.; GILL, Adrian Liam; (356 pag.)WO2019/212991; (2019); A1;,
Pyrimidine | C4H4N2 – PubChem,
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