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2922-83-0

中文名称 L-犬尿氨酸
英文名称 L-KYNURENINE
CAS 2922-83-0
分子式 C10H12N2O3
MDL 编号 MFCD00069912
分子量 208.21
MOL 文件 2922-83-0.mol
更新日期 2024/05/14 09:40:53
2922-83-0 结构式 2922-83-0 结构式

基本信息

中文别名
L-狗尿酸
L-犬尿氨酸
L-犬尿酸
英文别名
L-2-AMINO-3-(2-AMINOBENZOYL)PROPIONIC ACID
L-2-AMINO-4-[2-AMINOPHENYL]-4-OXOBUTANOIC ACID
L-KYNURENINE
L-kynurenine free base
β-Anthraniloyl-L-alanine
β-Anthraniloyl-L-alanine, L-2-Amino-4-(2-aminophenyl)-4-oxobutanoic acid
L-Kynurenine Hydrate
(S)-2-Amino-4-oxo-4-(2-aminophenyl)butanoic acid
(S)-α,2-Diamino-γ-oxobenzenebutanoic acid
3-(2-Aminobenzoyl)alanine
3-(2-Aminobenzoyl)-L-alanine
所属类别
生物化工:常见氨基酸及蛋白质类

物理化学性质

熔点219 °C
沸点466.6±45.0 °C(Predicted)
密度1.343±0.06 g/cm3(Predicted)
折射率-33 ° (C=0.4, H2O)
储存条件Keep in dark place,Inert atmosphere,2-8°C
储存条件under inert gas (nitrogen or Argon) at 2–8 °C
溶解度可溶于DMSO(高达2mg/ml)或水(高达2mg/ml)。
酸度系数(pKa)2.21±0.23(Predicted)
形态crystalline
颜色light yellow
Merck14,5328
Merck5328
稳定性可在-20°下的DMSO或蒸馏水中的溶液中储存长达3个月。
InChIKeyYGPSJZOEDVAXAB-QMMMGPOBSA-N

安全数据

危险性符号(GHS)
GHS07
警示词警告
危险性描述H302-H315-H319-H335
WGK Germany3
WGK Germany3
RTECS号CY9049700
海关编码2922500090

知名试剂公司产品信息

L-犬尿氨酸价格(试剂级)
报价日期产品编号产品名称CAS号包装价格
2024/04/30XW292283001L-犬尿氨酸水合物2922-83-025MG179元
2024/04/30HY-104026L-犬尿氨酸
L-Kynurenine
2922-83-050mg500元
2024/04/30HY-104026L-犬尿氨酸
L-Kynurenine
2922-83-010mM * 1mLin DMSO550元

常见问题列表

生物活性
L-Kynurenine ((S)-Kynurenine)是一种 aryl hydrocarbon receptor (AhR) 激动剂。 L-Kynurenine是氨基酸L-色氨酸的代谢产物和色氨酸代谢途径的中心化合物,可用于生产烟酸(niacin)。
靶点

Human Endogenous Metabolite

体外研究

Kynurenine and its further breakdown products carry out diverse biological functions, including dilating blood vessels during inflammation and regulating the immune response. Some cancers increase kynurenine production, which increases tumor growth. L-kynurenine (Kyn) is an aryl hydrocarbon receptor (AHR) agonist that activates AHR-directed, naive T cell polarization to the anti-inflammatory Treg phenotype. Kynurenine activates AHR signaling at physiological concentrations in H1L7.5c3 cells and acts as an AHR agonist after a 24-hr exposure by inducing the AHR-regulated luciferase gene in H1L7.5c3 mouse hepatocyte cells.

体内研究

Kynurenine dilates arteries from rats as well as humans via Kv7 channels in the vascular smooth muscle. In rats, this tryptophan metabolite causes hypotension, which is partly counteracted by Kv7 channel inhibition. L-kynurenine administered 1 h before the hypoxia-ischemia shows a dose-dependent significant neuroprotective effect, with complete protection at a dose of 300 mg/kg. The induction of c-fos immunoreactivity in cerebral cortex is also blocked by this dose of L-kynurenine.

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