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Merck

11230

Sigma-Aldrich

L -天冬氨酸 钾盐

puriss. p.a., ≥99.0% (anhydrous basis)

别名:

L-天冬氨酸钾

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About This Item

线性分子式:
HO2CCH2CH(NH2)CO2K
CAS号:
分子量:
171.19
EC 号:
MDL编号:
UNSPSC代码:
12352200
PubChem化学物质编号:
NACRES:
NA.77

等级

puriss. p.a.

质量水平

方案

≥99.0% (T)
≥99.0% (anhydrous basis)

表单

powder

旋光性

[α]20/D −13.5±1°, c = 1% in H2O

杂质

≤6% water

颜色

white

痕量阴离子

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤500 mg/kg

痕量阳离子

Ca: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤10 mg/kg
Mg: ≤100 mg/kg
Mn: ≤5 mg/kg
NH4+: ≤250 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES字符串

N[C@H](C([O-])=O)CC(O)=O.[K+]

InChI

1S/C4H7NO4.K/c5-2(4(8)9)1-3(6)7;/h2H,1,5H2,(H,6,7)(H,8,9);/q;+1/p-1/t2-;/m0./s1

InChI key

TXXVQZSTAVIHFD-DKWTVANSSA-M

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生化/生理作用

天冬氨酸是非必需氨基酸。它参与尿素循环、克雷布斯循环和DNA代谢。
快速突触兴奋的主要神经递质。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

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The Healing Nutrients Within: Facts, Findings, and New Research on Amino Acids (2003)
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Differentiation of skeletal muscle cells is accompanied by drastic changes in gene expression programs that depend on activation and repression of genes at defined time points. Here we identify the serine/threonine kinase homeodomain-interacting protein kinase 2 (HIPK2) as a corepressor
Ann-Louise Johansson et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(22), 8912-8917 (2013-05-16)
Proton transfer across biological membranes underpins central processes in biological systems, such as energy conservation and transport of ions and molecules. In the membrane proteins involved in these processes, proton transfer takes place through specific pathways connecting the two sides
Ping Li et al.
Acta crystallographica. Section F, Structural biology and crystallization communications, 69(Pt 3), 324-327 (2013-03-23)
The casein kinase 2 interacting protein-1 (CKIP-1) is involved in many cellular functions, including apoptosis, signalling pathways, cell growth, cytoskeleton and bone formation. Its N-terminal pleckstrin homology (PH) domain is thought to play an important role in membrane localization and
Emilie R Muelly et al.
The Journal of clinical investigation, 123(4), 1809-1820 (2013-03-13)
Maple syrup urine disease (MSUD) is an inherited disorder of branched chain amino acid metabolism presenting with neonatal encephalopathy, episodic metabolic decompensation, and chronic amino acid imbalances. Dietary management enables survival and reduces risk of acute crises. Liver transplantation has

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