L-Aspartic Acid L-天冬氨酸

CAS 56-84-8 MFCD00002616

化学结构图

56-84-8
SMILES: N[C@@H](CC(=O)O)C(=O)O

化学属性

Mol. FormulaC4H7NO4
Mol. Weight133.10
Melting Point300-303°C
Density1.514
TSCAYes
SolubilityH2O 5 mg/mL; 0.5 M HCl 50 mg/mL (with heat); 1 M NaOH 50 mg/mL
Appearance D 呈白色结晶或结晶性粉末,味微酸。溶于沸水,25℃时微溶于水 (0.5%),易溶于稀酸和氢氧化钠溶液中,不溶于乙醇、乙醚、加热至270℃分解,等电点2.77,其比旋度与所溶的溶剂有关。在酸溶液中为右旋,碱溶液中为左旋,水溶液中为右旋。[α] 25 +5.05 (C=0.5-2.0 g/ml, H2O)。 powder
Boiling Point245.59 °C at 760 mmHg

别名和识别编码

Chemical NameL-Aspartic Acid
CAS Number56-84-8
Alfabeta NameASPARTICACID L-
MDL NumberMFCD00002616
Synonym L-Aspartic acid {LY} L-Aspartic acid {} {LY} L-Aspartic acid {} {} {LY} L-Aspartic acid {} {} {} {LY} L-Aspartic acid {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Aspartic acid {} {} {} {} {} {} {} {} {} {} {} {} {}
Beilstein Registry Number1723530
EC Number200-291-6
Reaxys-RN1723530
PubChem Substance ID5960
Merck Number840
Chemical Name TranslationL-天冬氨酸
InChIKeyCKLJMWTZIZZHCS-REOHCLBHSA-N
LabNetwork Molecule IDLN00145777
InChIInChI=1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m0/s1
Canonical SMILESN[C@H](C(O)=O)CC(O)=O
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分类

  • {SNA} A-F, Amino Acids, Analytical Standards, Certified Reference Materials (CRMs), Chromatography, E numbers (Food Additives), E900–E999 (miscellaneous), E951, Fluka CRMs for Chromatography (neats), Food & Beverage Standards, Life Sciences Standards, Organic CRMs Alphabetical,

产品应用

  • 主要的神经递质,使快速突触兴奋

相关文献及参考

  • Merck:14,840
  • Short: III/20a
  • Short: IV/1a
  • Merck:14,840 Beilstein:4(3)1506
  • Short: III/5a
  • Readily forms ß-lactam derivatives whichare valuable intermediates for the synthesis of a variety of products, including thienamycin: J. Am. Chem. Soc., 102, 6163 (1980); Tetrahedron Lett., 23, 2293 (1982).

安全信息

Warnings IRRITANT
Precautionary statements
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P305+P351+P338
RTECSCI9098500
GHS Symbol
Signal word Warning
Hazard statements
  • H319 Causes serious eye irritation 严重刺激眼睛
WGK Germany1
Safety Statements
  • S22 Do not breathe dust 不要吸入粉尘;
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
Risk Statements
  • R36 Irritating to eyes 刺激眼睛
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes Xi
Storage condition Store at room temperature {LY} Store at room temperature {} {LY} Store at room temperature {} {} {LY} Store at room temperature {} {} {} {LY} Store at room temperature {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {}
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 6 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PCJOAU Pharmaceutical Chemistry Journal (English Translation).  Translation
   of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013)  No.1-
   1967-  Volume(issue)/page/year: 25,569,1991

TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 10 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 372,75,1996

其他信息

  • 用途三:用于生化研究,用作疲劳恢复剂、氨解毒剂、临床诊断药。
  • 上游原料:硫酸 --> 氢氧化铵 --> 氨 --> 活性炭 --> 氢氧化钙 --> 蛋白质 --> 富马酸 --> 马来酸 --> 丁二酸 --> 明胶 -
  • 参考质量标准一:含量不少于99%;比旋光度[α] 20 D +24.5°-26.0°(0.1g/ml, 6 mol/L HCl);水分小于0.02%,灼烧残渣小于0.01%,氯化物(以Cl计)含量小于0.02%,硫酸盐(以SO 2- 4 计)含量小于0.02%,重金属(以Pb计)含量小于0.001%,氨含量小于0.02%;标准品高效液相色谱呈单峰。
  • 用途六:主要的神经递质,使快速突触
  • TCI Shanghai:L-天冬氨酸 L-Aspartic Acid,>;99.0%(T)(56-84-8)
  • 毒性分级:低毒
  • 叶片状或条状,微溶于水,易成过饱和溶液。溶于酸和碱。几乎不溶于醇。
  • 方法三:L-天冬氨酸主要用酶法生产。用L-天冬氨酸酶作用于延胡索酸(反丁二酸)和氨,即生成L-天冬氨酸。 菌种培养 大肠杆菌 (Eschrichia coli)Asl.881
  • 食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称 允许使用该种添加剂的食品中文名称 添加剂功能 最大允许使用量(g/kg) 最大允许残留量(g/kg) l-天冬氨酸 食品 食品用香料 用于配制香精的各香料成分不得超过在GB 2760中的最大允许使用量和最大允许残留量
  • 微溶于水,易成过饱和溶液。溶于酸和碱。几乎不溶于醇。溶解度:5 G/L 水 (25°C),2.1 G/L 水 (0°C),8.5 G/L 水 (40°C),28.7 G/L 水 (75°C),16 MG/100 ML 乙醇 (25°C)。
  • FEMA:3656
  • F:10
  • 下游产品:L-天门冬氨酸 --> 盐酸赖氨酸 --> 灭草烟 --> 阿斯巴甜 --> 五肽胃泌素 --> 阿力甜
  • Sigma Aldr
  • {Ch
  • 用途四:作电解质补充药用于氨基酸输液、钾、钙等无机离子补充剂,疲劳恢复剂等。天冬氨酸钾镁注射液或口服液,用于强心苷中毒引起的心率失常及早搏、心动过速、低血钾、低血镁、心力衰竭、心肌梗死、心绞痛、肝炎、肝硬化等疾患。属低毒,本品未经稀释不得进行注射,肾功能不全者及房室传导阻滞者慎用。
  • 灭火剂:干粉,泡沫,沙土,二氧化碳, 雾状水
  • 类别:有毒物品
  • L-天门冬氨酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 62004736 L-天冬酸 100g 60元 2011/04/16 A0546 L-天冬氨酸 L-Aspartic Acid 500G 509元 2011/04/16 A0546 L-天冬氨酸 L-Aspartic Acid 25G 156元
  • MOL 文件:6899-03-2.mol
  • Acros Organics:L-天冬氨酸 L(+)-Aspartic acid, 98+%(56-84-8)
  • 用途一:用于合成甜味剂,医药上用于治疗心脏病,用作肝功能促进剂、氨解毒剂、疲劳消除剂和氨基酸输液成分等
  • 所属类别二:生物化学品
  • 所属类别三:食品添加剂: 营养强化剂(营养增补: 氨基酸
  • 下游产品:L-丙氨酸 --> DL-天门冬氨酸 --> (S)-3-叔丁氧羰基氨基吡咯烷 --> 阿斯巴甜 --> L-天冬酰胺 --> N-芴甲氧羰基-L-天冬氨酸-4-叔丁酯 --> L-天门冬氨酸钠 --> L-天门冬酰-D-丙氨酰胺 --> L-赖氨酸-L-天冬氨酸盐 --> L-天门冬氨酸镁 --> Cbz-L-天冬氨酸-4-苄酯 --> L-天门冬氨酸钙
  • MSDS 信息:L-Aminosuccinic acid(56-84-8).msds
  • 图谱信息:L-天门冬氨酸(56-84

系列性分类


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