L-多巴

L-DOPA
L-DOPA在晶体中以内盐形式存在[1]
臨床資料
懷孕分級
给药途径oral
ATC碼
法律規範狀態
法律規範
  • OTC
藥物動力學數據
生物利用度30%
药物代谢Aromatic-L-amino-acid decarboxylase
生物半衰期0.75–1.5 hours
排泄途徑renal 70–80%
识别信息
  • (S)-2-amino-3-(3,4-dihydroxyphenyl)
    propanoic acid
CAS号59-92-7  checkY
PubChem CID
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
CompTox Dashboard英语CompTox Chemicals Dashboard (EPA)
ECHA InfoCard100.000.405 編輯維基數據鏈接
化学信息
化学式C9H11NO4
摩尔质量197.19 g·mol−1
3D模型(JSmol英语JSmol
  • O=C(O)[C@@H](N)Cc1cc(O)c(O)cc1
  • InChI=1S/C9H11NO4/c10-6(9(13)14)3-5-1-2-7(11)8(12)4-5/h1-2,4,6,11-12H,3,10H2,(H,13,14)/t6-/m0/s1 checkY
  • Key:WTDRDQBEARUVNC-LURJTMIESA-N checkY
儿茶酚胺类生物合成

L-多巴[2]L-DOPA,levodopa)化学名 L-3,4-二羟苯丙氨酸,是中枢神经系统传导和调节剂,为酪氨酸酪氨酸羟化酶的作用下羟化产生的氧化产物,具有儿茶酚羟基。

L-多巴可进一步生成另外一些有生物活性的物质,如:L-多巴在酪氨酸酶的作用下生成多巴醌继而自发转变为黑色素,或在芳香族氨基酸脱羧酶的作用下生成多巴胺,继而形成去甲肾上腺素肾上腺素等。

参考文献

  1. ^ Howard ST, Hursthouse MB, Lehmann CW, Poyner EA. Experimental and theoretical determination of electronic properties in Ldopa. Acta Crystallogr. B. 1995, 51 (3): 328–337. Bibcode:1995AcCrB..51..328H. S2CID 96802274. doi:10.1107/S0108768194011407. 
  2. ^ [1][永久失效連結]
  • Waite, J. Herbert; et al. Mussel Adhesion: Finding the Tricks Worth Mimicking. J Adhesion. 2005, 81: 1–21. doi:10.1080/00218460590944602. 
  • Messersmith, Phillip B.; et al. Rapid Gel Formation and Adhesion in Photocurable and Biodegradable Block Copolymers with High DOPA Content. Macromolecules. 2006, 39: 1740–1748. doi:10.1021/ma0518959. 

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