本品为白色结晶或结晶性粉末,无臭、无味。熔点185℃(分解)。溶于水(3.6%,25℃),难溶于乙醇,不溶于甲醇、醚、苯、丙酮、氯仿、乙酸乙酯和冰乙酸。对酸、碱、热水不稳定,水解成L-谷氨酸。参与消化道黏膜黏蛋白构成成分氨基葡萄糖的生物合成,从而促进黏膜上皮组织的修复,有助于溃疡病灶的消除。同时,它能通过血脑屏障促进脑代谢,提高脑机能,与谷氨酸一样是脑代谢的重要营养剂。
氨基酸类药。用于低酸性、消化性溃疡。口服一次0. 5g,一日3~4次。用于改善智力发育不良儿童和精神障碍、酒精中毒、癫痫病人脑功能。每日0.1~0. 72g。
中文名 | L-谷氨酰胺 |
英文名 | L(+)-Glutamine |
别名 | 麸氨酰胺 左谷酰胺 L-谷酰胺 L-氨酰胺 L-谷胺酰胺 L-谷氨酰胺 L-谷氨酸酰胺 L-谷氨酸-5-酰胺 L-(+)-谷氨酰胺 L-谷氨酰胺(200MM) L-(+)-2-氨基-5-酰胺酸 L-GLUTAMINE L-谷氨酰胺 |
英文别名 | L-GLN H-Gln-OH L-Glutamine L-GLUTAMINE glutamine, L- levoglutamide LEVOGLUTAMIDE L(+)-Glutamine L(+)-GLUTAMINE alpha-glutamine glutaminic acid L-(+)-glutamine (S)-(+)-glutamine L-GLUTAMIC ACID AMIDE L-GLUTAMIC ACID 5-AMIDE L-Glutamic acid 5-amide L-2-Aminoglutaramic acid L(+)-Glutamic acid-5-amide L(+)-GLUTAMIC ACID-5-AMIDE 2-Aminoglutaramic acid, L- L-(+)-glutamic acid-5-amide 2,5-Diamino-5-oxpentanoicacid 2,5-Diamino-5-oxopentanoic acid, (S)- (2S)-2-amino-4-carbamoylbutanoic acid |
CAS | 56-85-9 |
EINECS | 200-292-1 |
化学式 | C5H10N2O3 |
分子量 | 146.14 |
InChI | InChI=1/2C5H10N2O3/c2*6-3(5(9)10)1-2-4(7)8/h2*3H,1-2,6H2,(H2,7,8)(H,9,10) |
InChIKey | ZDXPYRJPNDTMRX-VKHMYHEASA-N |
密度 | 1.47 g/cm3 (20℃) |
熔点 | 185 °C (dec.) (lit.) |
沸点 | 265.74°C (rough estimate) |
比旋光度 | 32.25 º (c=10, 2 N HCl) |
闪点 | 185°C |
水溶性 | Soluble in water, dimethyl sulfoxide and ethanol. Insoluble in methanol, ether, benzene, acetone, ethyl acetate and chloroform. |
蒸汽压 | 3.3E-24mmHg at 25°C |
JECFA Number | 1430 |
溶解度 | H2O: 25 mg/mL |
折射率 | 6.8 ° (C=4, H2O) |
酸度系数 | 2.17(at 25℃) |
PH值 | 5.0-6.0 (25℃, 0.1M in H2O) |
存储条件 | Store below +30°C. |
稳定性 | 稳定性水分和光敏感。与湿气、强氧化剂不相容。 |
外观 | 溶液 |
颜色 | White |
最大波长(λmax) | ['λ: 260 nm Amax: 0.01', , 'λ: 280 nm Amax: 0.01'] |
Merck | 14,4471 |
BRN | 1723797 |
物化性质 | 无色针状结晶物;无臭无味;溶于水(25℃水中溶解度为3.6%),微溶于乙醇,不溶于乙醚、甲醇、苯、丙酮、氯仿、乙酸乙酯和冰乙酸;遇热、酸、碱不稳定,易水解为L-谷氨酸;pI5.65,分解点为185-186℃;比旋光度[α]23D+6.1°(0.5-2 mg/ml,水中),[α]20D+32°(0.5-2 mg/ml,1 mol/L盐酸中)。 |
MDL号 | MFCD00008044 |
危险品标志 | Xi - 刺激性物品 |
风险术语 | R36 - 刺激眼睛。 R36/37/38 - 刺激眼睛、呼吸系统和皮肤。 |
安全术语 | S26 - 不慎与眼睛接触后,请立即用大量清水冲洗并征求医生意见。 S24/25 - 避免与皮肤和眼睛接触。 S36/37/39 - 穿戴适当的防护服、手套和护目镜或面具。 S27 - 一旦衣物受到污染,请立即脱去。 |
WGK Germany | 2 |
RTECS | MA2275100 |
TSCA | Yes |
海关编号 | 29241900 |
上游原料 | L-谷氨酸甲酯 |
下游产品 | N-乙酰-L-谷氨酰胺 3-N-苄氧羰基氨基-2,6-二氧代哌啶 (S)-3-氨基哌啶-2,6-二酮 AMINO ACID HYDROXAMATES L-GLUTAMIC ACID GAMMA-MONOHYDROXAMATE |
参考资料 展开查看 | 1. 贾德武, 许冬瑞, 李睿. 龙血竭总黄酮对小鼠脾淋巴细胞免疫调节作用的实验研究[J]. 亚太传统医药, 2018, 14(12):26-29. 2. 王婷婷,郜玉钢,臧埔,赵岩,何忠梅,祝洪艳,张连学.复方麦鹿芪人参制剂主要成分变化及其在肝癌H22荷瘤小鼠体内的抗肿瘤作用[J].吉林大学学报(医学版),2017,43(04):698-704+858-859. 3. 马长中, 罗章, 辜雪冬. 林芝砖红绒盖牛肝菌的营养成分分析及评价[J]. 食品科学, 2016, 37(024):124-129. 4. 陈思, 郜玉钢, 臧埔,等. 鹿角脱盘及其5种提取部位21种氨基酸含量对比分析[J]. 药物分析杂志, 2017(10):1851-1857. 5. 马桂芝,陈雪珊,蒋思思,段霞.柱前衍生HPLC-UV法测定类风湿性关节炎大鼠尿样中16种氨基酸含量[J].新疆医科大学学报,2018,41(08):1001-1005. 6. 祝洪艳, 张荻, 张力娜,等. 柱前衍生化HPLC法检测紫苏子和紫苏叶中氨基酸的含量[J]. 药物分析杂志, 2017(10):1858-1864. 7. 李成忠,张焕新,李若敏,孙燕,冯立国.牡丹籽油复方研制及其降血糖和增强免疫活性研究[J].扬州大学学报(农业与生命科学版),2020,41(06):84-89 8. Sun, Bianjing, et al. "Macroporous bacterial cellulose grafted by oligopeptides induces biomimetic mineralization via interfacial wettability." Colloids and Surfaces B: Biointerfaces 183 (2019): 110457.https://doi.org/10.1016/j.colsurfb.2019.110457 9. Xiaokui Huo, Xiangge Tian, Yannan Li, Lei Feng, Yonglei Cui, Chao Wang, Jingnan Cui, Chengpeng Sun, Kexin Liu, Xiaochi Ma, A highly selective ratiometric fluorescent probe for real-time imaging of β-glucuronidase in living cells and zebrafish, Sensors and 10. Xinru Xu, Mingguang Yu, Junaid Raza, Huanlu Song, Lin Gong, Wenqing Pan, Study of the mechanism of flavor compounds formed via taste-active peptides in bovine bone protein extract, LWT, Volume 137, 2021, 110371, ISSN 0023-6438, https://doi.org/10.1016/j.lw 11. [IF=7.46] Xiaokui Huo et al."A highly selective ratiometric fluorescent probe for real-time imaging of β-glucuronidase in living cells and zebrafish."Sensor Actuat B-Chem. 2018 Jun;262:508 12. [IF=5.923] Cuihua Chen et al."Variations in Physiology and Multiple Bioactive Constituents under Salt Stress Provide Insight into the Quality Evaluation of Apocyni Veneti Folium."Int J Mol Sci. 2018 Oct;19(10):3042 13. [IF=4.411] Cuihua Chen et al."Quality Evaluation of Apocyni Veneti Folium from Different Habitats and Commercial Herbs Based on Simultaneous Determination of Multiple Bioactive Constituents Combined with Multivariate Statistical Analysis."Molecules. 2018 Mar;23(3):5 14. [IF=4.098] Chunlin Li et al."Rapid and non-destructive discrimination of special-grade flat green tea using Near-infrared spectroscopy."Spectrochim Acta A. 2019 Jan;206:254 15. [IF=1.913] Xie Yunfei et al."Rapid Determination of Amino Acids in Beer, Red Wine, and Donkey-Hide Gelatin by Gradient Elution of HPLC: From Micellar Liquid Chromatography to High Submicellar Liquid Chromatography."J Aoac Int. 2018 Jan;101(1):249-255 16. [IF=11.413] Zhenhao Tian et al."A NIR fluorescent probe for Vanin-1 and its applications in imaging, kidney injury diagnosis, and the development of inhibitor."Acta Pharm Sin B. 2021 Jun;: 17. [IF=7.086] Gaopan Dong et al."Zebrafish neuro-behavioral profiles altered by acesulfame (ACE) within the range of “no observed effect concentrations (NOECs)”."Chemosphere. 2020 Mar;243:125431 18. [IF=6.986] Xiangge Tian et al."Visual High-Throughput Screening for Developing a Fatty Acid Amide Hydrolase Natural Inhibitor Based on an Enzyme-Activated Fluorescent Probe."Anal Chem. 2020;92(14):9493–9500 19. [IF=6.785] Xiangge Tian et al."Endoplasmic Reticulum Targeting Ratiometric Fluorescent Probe for Carboxylesterase 2 Detection in Drug-Induced Acute Liver Injury."Anal Chem. 2019;91(24):15840–15845 20. [IF=6.057] Mengnan Jiang et al."Rapid electrochemical detection of domoic acid based on polydopamine/reduced graphene oxide coupled with in-situ imprinted polyacrylamide."Talanta. 2022 Jan;236:122885 21. [IF=4.952] Xinru Xu et al."Study of the mechanism of flavor compounds formed via taste-active peptides in bovine bone protein extract."Lwt Food Sci Technol. 2021 Feb;137:110371 22. [IF=4.952] Huan Zhang et al."Label-free quantification proteomics reveals the active peptides from protein degradation during anaerobic fermentation of tea."Lwt Food Sci Technol. 2021 Oct;150:111950 23. [IF=4.27] Cuihua Chen et al."Metabolomics characterizes metabolic changes of Apocyni Veneti Folium in response to salt stress."Plant Physiol Bioch. 2019 Nov;144:187 24. [IF=4.204] Zhu Mingyue et al."A highly selective fluorescent probe for real-time imaging of UDP-glucuronosyltransferase 1A8 in living cells and tissues."Frontiers of Chemical Science and Engineering. 2021 Jun 29 25. [IF=4.098] Chunlin Li et al."Discrimination of white teas produced from fresh leaves with different maturity by near-infrared spectroscopy."Spectrochim Acta A. 2020 Feb;227:117697 26. [IF=3.935] Biru Shi et al."Investigation on the stability in plant metabolomics with a special focus on freeze-thaw cycles: LC–MS and NMR analysis to Cassiae Semen (Cassia obtusifolia L.) seeds as a case study."J Pharmaceut Biomed. 2021 Sep;204:114243 27. [IF=3.361] Ning Zhao et al."Ratiometric fluorescence probe of Cu2+ and biothiols by using carbon dots and copper nanoclusters."Rsc Adv. 2021 Oct;11(53):33662-33674 28. [IF=2.752] Yuting Zhang et al."Metabolomic Analysis and Identification of Sperm Freezability-Related Metabolites in Boar Seminal Plasma."Animals-Basel. 2021 Jul;11(7):1939 29. [IF=5.279] Sha Yan et al."Identification of Pigmented Substances in Black Honey from Leucosceptrum canum: Novel Quinonoids Contribute to Honey Color."J Agr Food Chem. 2022;XXXX(XXX):XXX-XXX 30. [IF=5.279] Xiang Li et al."Zebrafish Behavioral Phenomics Links Artificial Sweetener Aspartame to Behavioral Toxicity and Neurotransmitter Homeostasis."J Agr Food Chem. 2021;69(50):15393–15402 31. [IF=3.216] Huamei Yue et al."Effect of glutamine supplementation against soybean meal-induced growth retardation, hepatic metabolomics and transcriptome alterations in hybrid sturgeon Acipenser baerii♀× A. schrenckii ♂."Aquaculture Reports. 2022 Jun;24:101158 32. [IF=7.514] Xue Xia et al."Structural Diversity and Concentration Dependence of Pyrazine Formation: Exogenous Amino Substrates and Reaction Parameters during Thermal Processing of L-alanyl-L-glutamine Amadori Compound."FOOD CHEMISTRY. 2022 May;:133144 33. [IF=4.821] Shi Sen Ding et al."Synergistic effect-mediated fluorescence switching of nitrogen-doped carbon dots for visual detection of alkaline phosphatase."MICROCHEMICAL JOURNAL. 2022 Oct;181:107651 34. [IF=3.463] Xiaomei Dai et al."S-alk(en)ylcysteine sulfoxides biosynthesis and free amino acids profile in different parts of postharvest chive (Allium schoenoprasum L.)."SCIENTIA HORTICULTURAE. 2022 Sep;303:111191 |
本品为白色结晶或结晶性粉末,无臭、无味。熔点185℃(分解)。溶于水(3.6%,25℃),难溶于乙醇,不溶于甲醇、醚、苯、丙酮、氯仿、乙酸乙酯和冰乙酸。对酸、碱、热水不稳定,水解成L-谷氨酸。参与消化道黏膜黏蛋白构成成分氨基葡萄糖的生物合成,从而促进黏膜上皮组织的修复,有助于溃疡病灶的消除。同时,它能通过血脑屏障促进脑代谢,提高脑机能,与谷氨酸一样是脑代谢的重要营养剂。
氨基酸类药。用于低酸性、消化性溃疡。口服一次0. 5g,一日3~4次。用于改善智力发育不良儿童和精神障碍、酒精中毒、癫痫病人脑功能。每日0.1~0. 72g。
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