Anderson J P, Hughes D C, Brown S R. "一种的合成方法" [P]. US Patent, US 10088392 B2, 2021-10-28.
发明人王建平,罗永刚,朱建伟. "Method for the Synthesis of 4833-56-1
1874G25H4S
Homopteroic acid
4-((2-(2-Amino-1,4-dihydro-4-oxo-6-pteridinyl)ethyl)amino)benzoic acid
NSC 77011
UNII-1874G25H4S" [P]. 中国发明专利, 专利号 CN 108441130 B, 授权公告日 2018-06-18.
发明人王建平,韩伟,钱学锋. "A Process for Preparing High-Purity 4833-56-1
1874G25H4S
Homopteroic acid
4-((2-(2-Amino-1,4-dihydro-4-oxo-6-pteridinyl)ethyl)amino)benzoic acid
NSC 77011
UNII-1874G25H4S" [P]. 中国发明专利, 专利号 CN 108992950 B, 授权公告日 2015-03-04.
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