4439-84-3

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4439-84-3

@4439-84-3

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4439-84-3@4439-84-3·Jan 24, 2021

CAS号: 4439-84-3 英文名称: 2-Amino-5-hydroxylevulinic acid 英文同义词: H-899;δ-Hydroxy-γ-oxo-L-norvaline;2-Amino-5-hydroxylevulinic acid;(S)-2-Amino-5-hydroxylevulinic acid;2-amino-5-hydroxy-4-oxopentanoic acid;(S)-2-Amino-5-hydroxy-4-oxopentanoic acid 中文名称: 中文同义词: 分子式: C5H9NO4 分子量: 147.12926 比旋光度 : D20 -6° (water); D17 -8.2° (c = 3.4 in water) 沸点 : 267.21°C (rough estimate) 密度 : 1.4285 (rough estimate) 折射率 : 1.4380 (estimate) 酸度系数(pKa): 2.91(at 25℃) 毒性: LD50 in mice (mg/kg): 5200 i.v.; 8000 s.c.; 7600 orally (Tatsuoka)