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. 137281-39-1, name is 4-(2-(2-Amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoic acid. This compound has unique chemical properties. The synthetic route is as follows. Application In Synthesis of 4-(2-(2-Amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoic acid
Weigh 4-[2-(2-amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoic acid (60 g 0.2 mol) Add to a 500ml four-neck bottle,Add 200ml of DMF and 60.6g of triethylamine to the temperature to 30 C and stir to dissolve.Benzyl chloride (0.3 mol) was added dropwise, and the mixture was heated to 60 C for 1 hour, and DMF was evaporated to dryness under reduced pressure.Adjust the pH to 6 with dilute hydrochloric acid, stir the crystals, cool down to 0-5 C, filter, and dry the product.4-[2-(2-Benzylamino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoic acid (molar yield 96.9%) , purity 99.4%).
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Reference:
Patent; Lunan Pharmaceutical Group Co., Ltd.; Xia Mingjun; Zang Chao; (11 pag.)CN110305137; (2019); A;,
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia