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胡桃醌

胡桃醌
IUPAC名
5-hydroxy-1,4-naphthalenedione
英文名 Juglone
别名 5-羟基-1,4-萘醌
识别
CAS号 481-39-0  checkY
PubChem 3806
ChemSpider 3674
SMILES
 
  • CC2=CC(C1=C(O)C=CC=C1C2=O)=O
InChI
 
  • 1/C10H6O3/c11-7-4-5-9(13)10-6(7)2-1-3-8(10)12/h1-5,12H
InChIKey KQPYUDDGWXQXHS-UHFFFAOYAH
RTECS QJ5775000
性质
化学式 C10H6O3
摩尔质量 174.15 g·mol⁻¹
外观 黄色固体
熔点 155 °C [1]
溶解性 微溶于水
危险性
警示术语 R:R25
安全术语 S:S1-S22-S45
欧盟分类 有毒 T
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

胡桃醌,一种含核的类。

性质

[编辑]

+石油醚中结晶出的胡桃醌为黄色针状结晶。微溶于热水,可溶于乙醇乙醚,以任意比溶于氯仿。溶于碱液呈紫红色。可升华,可随水蒸气蒸发

制取

[编辑]

胡桃醌以氢化胡桃醌(氢醌)的的形式存在于胡桃科植物胡桃及其同属黑核桃的未成熟外果皮(青皮)中。可从天然提取,也可由5,8-二羟基-1-萘满酮被氧化银二氧化锰2,3-二氯-5,6-二氰对苯醌氧化制备。

用途

[编辑]

胡桃醌具止血和抗菌性质,可用于发癣、湿疹和牛皮的治疗。也可用作除草剂、天然色剂。

参考资料

[编辑]
  1. ^ The Merck Index. An Encyclopaedia of Chemicals, Drugs and Biologicals. 14. Auflage, 2006, S. 911, ISBN 978-0-911910-00-1.
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胡桃醌
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