L-Glutamine L-谷氨酰胺

CAS 56-85-9 MFCD00008044

化学结构图

56-85-9
SMILES: NC(=O)CCC(N)C(=O)O

化学属性

Mol. FormulaC5H10N2O3
Mol. Weight146.14
Density1.321
Melting Point185°C
TSCAYes
Flash Point223.3±27.3 °C
Appearance D 20 +32°(0.5-2 mg/ml,1 mol/L盐酸中)。 +6.1°(0.5-2 mg/ml,水中),[α] 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] solution 23
Refractive index6.8 ° (C=4, H2O)
SolubilitySoluble in water (35 mg/ml at 20 °C), DMSO (<1 mg/ml at 25 °C), and ethanol (<1 mg/ml at 25 °C). Insoluble in methanol, and ether.
Boiling Point445.6°C at 760mmHg

别名和识别编码

Chemical NameL-Glutamine
CAS Number56-85-9
Synonym L-Glutamine {LY} L-Glutamine {} {LY} L-Glutamine {} {} {LY} L-Glutamine {} {} {} {LY} L-Glutamine {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Glutamine
MDL NumberMFCD00008044
EC Number200-292-1
Beilstein Registry Number1723797
PubChem Substance ID87570277
Merck Number4471
Reaxys-RN1723797
Chemical Name TranslationL-谷氨酰胺
Wiswesser Line NotationZV2YZVQ
LabNetwork Molecule IDLN00196058
InChIInChI=1S/C5H10N2O3/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H2,7,8)(H,9,10)/t3-/m0/s1
Canonical SMILESN[C@@H](CCC(N)=O)C(O)=O
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分类

  • {SNA} All Alphabetically Sorted, Amino Acids, Analytical Standards, Analytical/Chromatography, Certified Reference Materials (CRMs), Chromatography, Flavors and Fragrances, Fluka CRM for chromatography (neats), Food & Beverage Standards, G-L, Organic CRMs Alphabetical, Organic CRMs TraceCERT,
  • {SNA} Am

产品应用

  • 生化研究,细菌培养基。

相关文献及参考

  • [2]. Mary Corless , et al. Glutamine Regulates Expression of Key Transcription Factor, Signal Transduction, Metabolic Gene, and Protein Expression in a Clonal Pancreatic Beta-Cell Line. J Endocrinol. 2006 Sep;190(3):719-27.
  • Merck:14,4471
  • Merck:14,4471 Beilstein:4,491
  • Rivett, A., et al.: J. Biol. Chem., 260, 300 (1985),
  • Short: EINECS
  • Short: III/20a
  • Short: III/5a
  • [1]. Newsholme P, et al. Glutamine and glutamate as vital metabolites. Braz J Med Biol Res. 2003 Feb;36(2):153-63. Epub 2003 Jan 29.
  • [1]. Newsholme P, et al. Glutamine and glutamate as vital metabolites. Braz J Med Biol Res. 2003 Feb;36(2):153-63. Epub 2003 Jan 29.
  • [2]. Mary Corless , et al. Glutamine Regulates Expression of Key Transcription Factor, Signal Transduction, Metabolic Gene, and Protein Expression in a Clonal Pancreatic Beta-Cell Line. J Endocrinol. 2006 Sep;190(3):719-27.

安全信息

Signal word Warning
GHS Symbol
WGK Germany1
Safety Statements
  • S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
  • 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;
Risk Statements
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R36 Irritating to eyes 刺激眼睛
Precautionary statements
  • P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛,皮肤或衣服。
RTECSMA2275100
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Storage condition 2-8°C {LY} 2-8°C {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
Hazard Codes Xi
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 27 mg/kg/1W-I
TOXIC EFFECTS :
   Behavioral - euphoria
REFERENCE :
   AJPSAO American Journal of Psychiatry.  (American Psychiatric Assoc.,
   Circulation Dept., 1400 K St., NW, Washington, DC 20005)  V.78-    1921-
   Volume(issue)/page/year: 141,1302,1984

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 21700 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: 6,228,1982

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 7500 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: 6,228,1982

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

  • 参考质量标准二:含量(以N计)不少于99%;比旋光度[α] 20 D +6.3°-+7.3°(0.5-2.0 mg/ml,水中),水分少于0.2%,灼烧残渣小于0.1%,氯化物(以Cl计)含量小于0.02%,硫酸盐(以SO 2- 4 计)含量小于0.03%,As含量小于0.0001%,铁含量小于0.002%,重金属(以Pb计)含量小于0.001%;纸层析合格。
  • 所属类别一:生物化学品: 生化试剂: 氨基酸及其衍生物
  • 所属类别二:食品添加剂: 营养强化剂(营
  • 上游原料:二硫化碳 --> 谷氨酸 --> 甲酯 --> L-谷氨酸-5-甲酯 --> 乙酸乙醇 --> 酯化液 --> 辛酰肼 --> 二硫代羧酸 --> 茶氨酸
  • MOL 文件:56-85-9.mol
  • 毒性:可安全用于食品(FDA§172.320,2000)。LD 50 7500mg/kg(大鼠,经口)。
  • 使用限量:占食品中总
  • 在中性或弱酸性沸腾溶液中,迅即转化为吡咯酮羧酸的铵盐。能溶于水,溶解度:35 g/L 水(20°C),46 µG/100 ML乙醇 (25°C),3.5 MG/100 ML 甲醇(27°C),实际上不溶于甲醇、乙醇、醚、苯、丙酮、乙酸乙酯和氯仿,溶于无机酸
  • 方法二:L-谷氨酸经由γ-酰肼而得,通常采用在二硫化碳存在下使L-谷氨酸-γ-甲酯酰胺化而得。
  • Alfa Aesar:L-谷氨酰胺,99% L-Glutamine, 99%(56-85-9)
  • Decomposition:185 °C
  • L-谷氨酰胺价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 62010880 L-谷氨酰胺;L-麸氨酰胺;L-谷氨酸酰胺;L-氨羰基丁氨酸 5g 44.5元 2011/08/23 62010834 L-谷氨酰胺;L-麸氨酰胺;L-谷氨酸酰胺;L-氨羰基丁氨酸 25g 35元 2011/04/16 G0063 L-谷氨酰胺 L-Glutamine 25G 187元
  • 比旋光度:32.25 ° (c=10, 2 N HCl)
  • 海关编码:29241900
  • 图谱信息:L-谷氨酰胺(56-85-9)Raman光谱 L-谷氨酰胺(56-85-9)质谱(MS) L-谷氨酰胺(56-85-9)核磁图( 13 CNMR) L-谷氨酰胺(56-85-9)核磁图( 1 HNMR)
  • 含量分析:精确称取预经80℃干燥3h的试样约150mg,溶于3ml甲酸和50ml冰醋酸后,用0.1mol/L高氯酸滴定,以电位计测定终点。同时进行空白试验并作必要修正。每Ml0.1mol/L高氯酸相当于L-谷氨酰胺(C5H10N2O3)14.6
  • TCI Shanghai:L-谷氨酰胺 L-Glutamine,>;99.0%(T)(56-85-9)
  • 下游产品:N-乙酰-L-谷氨酰胺
  • Acros Organics:L-(+)-谷氨酰胺/2-氨基戊二酸 L(+)-Glutamine, 99%(56-85-9)
  • MSDS 信息:2-Aminoglutaramic acid(56-85-9).msds
  • 方法三:L-谷氨酰胺广泛存在于自然界,例如,以游离状态含于南瓜、向日葵的幼苗中,其N-乙基化合物(茶氨酸,theanine)含于茶叶中。虽然可自天然产物提取谷氨酰胺,但大量生产则采用发酵法和合成法。1.合成法由L-谷氨酸-5-甲酯([1499-55-4])经缩合、加成、成盐、水解而得。谷氨酸在浓硫酸存在下与甲醇酯化,所得的酯化液滴加入甲醇和二硫化碳的混合液中,一边滴加,一边在冷却下通氨。酯化液滴加完后,继续通氨,然后加入三乙胺,在30℃密闭放置40h。经
  • 用途四:生化研究,细菌培养基。
  • 方法一:以-谷氨酸为原料,溶于甲醇和硫酸,氨水中和后加入二硫化碳,再用氨水中和,除氨后加乙酸,蒸去含硫化合物,再加入甲醇,过滤、干燥得产品。
  • 用途三:该品在体

系列性分类