14007-45-5

• 常用中文名：L-天门冬氨酸钾
• 常用英文名：Potassium L-aspartate
• CAS号：14007-45-5
• 分子式：C₄H₅K₂NO₄
• 分子量：209.283
• 相关类别： 生物化工 氨基酸及其衍生物 其他氨基酸衍生物
• 发布时间：2018-04-21 08:00:00
• 更新时间：2025-08-20 11:05:53
• 是一种医药中间体，可用作食品添加剂和生物化学研究制剂

名称

• 中文名: L-天门冬氨酸钾
• 英文名: Potassium L-aspartate
• 中文别名: L-天冬氨酸钾; 天冬氨酸二钾
• 英文别名: Potassium L-aspartate; Aspartic acid, dipotassium salt, L-; Potassium L-aspartic acid; L-Aspartate Potassium; Potassium acparahynate; asparak; PotassiumL-aspartate; Dipotassium (2S)-2-aminosuccinate; L-Aspartic acid, dipotassium salt; EINECS 237-814-2; asparticacidpotassiumsalt; POTASSIUM ASPARTATE; H-ASP-OH K SALT; MFCD00021083; L-ASPARATE POTASSIUM; Dipotassium L-aspartate; L-Aspartic acid, potassium salt (1:2); k-flebo

物化性质

• 密度: 1.514g/cm3
• 沸点: 264.1ºC at 760mmHg
• 熔点: 270-271ºC
• 分子式: C₄H₅K₂NO₄
• 分子量: 209.283
• 闪点: 113.5ºC
• 精确质量: 208.949265
• PSA: 106.28000
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:1

  3.氢键受体数量:5

  4.可旋转化学键数量:1

  5.互变异构体数量:无

  6.拓扑分子极性表面积:106

  7.重原子数量:11

  8.表面电荷:0

  9.复杂度:122

  10.同位素原子数量:0

  11.确定原子立构中心数量:1

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:3

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : CI9479000 CHEMICAL NAME : Aspartic acid, potassium salt, L- CAS REGISTRY NUMBER : 14007-45-5 LAST UPDATED : 199701 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C4-H7-N-O4.xK MOLECULAR WEIGHT : 406.82 WISWESSER LINE NOTATION : ZYVO&1VO &-KA- -L HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 7937 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,11,1982 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4061 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,11,1982 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 667 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,11,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9821 No. of Facilities: 484 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 6449 (estimated) No. of Female Employees: 4633 (estimated)

安全

• 安全声明 (欧洲): 22-24/25
• WGK德国: 3
• RTECS号: CI9479000