Merck
CN

W368401

Sigma-Aldrich

L-谷氨酰胺

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别名:
(S)-2,5-二氨基-5-氧代戊酸, L-谷氨酸-5-酰胺, 左谷酰胺
线性分子式:
H2NCOCH2CH2CH(NH2)CO2H
CAS号:
分子量:
146.14
FEMA编号:
3684
Beilstein:
1723797
EC 号:
MDL编号:
PubChem化学物质编号:
Flavis编号:
17.007
NACRES:
NA.21

生物来源

synthetic

旋光性

[α]/D 29 to 33°, c = 2% in 1 M HCl

mp

185 °C (dec.) (lit.)

溶解性

H2O: very soluble 14.6 g/L (completely)

应用

flavors and fragrances

文件

see Safety & Documentation for available documents

食品过敏原

no known allergens

性状检查

milk

SMILES字符串

N[C@@H](CCC(N)=O)C(O)=O

InChI

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

InChI key

ZDXPYRJPNDTMRX-VKHMYHEASA-N

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生化/生理作用

L-谷氨酰胺是一种必需氨基酸,作为细胞培养过程中主要的能量来源而成为培养基的重要组分。L-谷氨酰胺在干粉及冷冻溶液的状态下极为稳定。然而,L-谷氨酰胺在液体培养基或储存溶液中均会相对较快的降解。最佳的细胞表现通常需要在使用前向培养基中添加L-谷氨酰胺补充剂。

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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  5. Is the molecular weight of L-Glutamine 146.14 or 146.15? The label information changed.

    Based on a molecular formula of C5H10N2O3, the molecular weight to seven significant figures is 146.1456. Over the years, this value may have been reported in Sigma-Aldrich documentation or on labels as either 146.15 (by rounding up) or 146.14 (by truncation). The material itself has not changed.

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