19494-89-4

• 常用中文名：5-Hydroxypicolinaldehyde thiosemicarbazone
• 常用英文名：5-Hydroxypicolinaldehyde thiosemicarbazone
• CAS号：19494-89-4
• 分子式：C₇H₈N₄OS
• 分子量：196.23000
• 发布时间：2017-09-24 15:21:39
• 更新时间：2025-09-13 16:52:52

名称

• 英文名: 5-Hydroxypyridine-2-carboxaldehyde thiosemicarbazone
• 英文别名: 5-Hydroxy-pyridin-3,4-dicarbonsaeure; 3-Hydroxy-pyridin-4,5-dicarbonsaeure ('Nor-Ichitasaeure'); 5-Hydroxycinchomeronsaeure; 5-hydroxy-pyridine-2-carbaldehyde thiosemicarbazone; 5-hydroxy-pyridine-3,4-dicarboxylic acid; 5-Hydroxy-2-formylpyridin-thiosemicarbazon

物化性质

• 密度: 1.46g/cm3
• 沸点: 332.4ºC at 760 mmHg
• 分子式: C₇H₈N₄OS
• 分子量: 196.23000
• 闪点: 154.9ºC
• 精确质量: 196.04200
• PSA: 115.62000
• LogP: 1.04550
• 蒸汽压: 0.000146mmHg at 25°C
• 折射率: 1.697

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : TJ4160000 CHEMICAL NAME : Picolinaldehyde, 5-hydroxy-, thiosemicarbazone CAS REGISTRY NUMBER : 19494-89-4 BEILSTEIN REFERENCE NO. : 1529208 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C7-H8-N4-O-S HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 641 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NCISP* National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. (Bethesda, MD 20205) Volume(issue)/page/year: JAN1986