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Merck
CN

11195

L-Aspartic acid sodium salt monohydrate

≥99.0% (NT)

Synonym(s):

(S)-2-Aminobutanedioic acid sodium salt, Sodium L-aspartate

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About This Item

Linear Formula:
HO2CCH2CH(NH2)CO2Na · H2O
CAS Number:
323194-76-9
Molecular Weight:
173.10
NACRES:
NA.22
PubChem Substance ID:
57646892
UNSPSC Code:
12352209
EC Number:
223-264-0
MDL number:
MFCD00152960
Beilstein/REAXYS Number:
6101944

Key Documents

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Product Name

L-Aspartic acid sodium salt monohydrate, ≥99.0% (NT)

InChI key

PPTHNBYUFXSJPS-JIZZDEOASA-M

InChI

1S/C4H7NO4.Na.H2O/c5-2(4(8)9)1-3(6)7;;/h2H,1,5H2,(H,6,7)(H,8,9);;1H2/q;+1;/p-1/t2-;;/m0../s1

SMILES string

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

assay

≥99.0% (NT)

form

powder or crystals

optical activity

[α]20/D −14±1°, c = 1% in H2O

reaction suitability

reaction type: solution phase peptide synthesis

color

white

mp

~140 °C (dec.)

application(s)

peptide synthesis

Quality Level

200

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Application

L-Aspartic acid sodium salt monohydrate can be used in studies that involve analyzing the diffusion coefficients and osmotic coefficients of amino acids in aqueous solutions.

Biochem/physiol Actions

Principal neurotransmitter for fast synaptic excitation.

General description

L-Aspartic acid is a non-essential amino acid.

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
WXBF8141V
WXBF7580V
WXBF7415V
WXBF6101V
WXBF5266V

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Activity of Water and Osmotic Coefficients for Two-and Three-Basic Amino Acid Ternary Solutions.
Tsurko EN
Journal of Chemical and Engineering Data, 57(11), 3123-3127 (2012)
Sophie V Vo et al.
RSC medicinal chemistry, 11(4), 511-517 (2021-01-23)
The translocator protein (TSPO) is a target for the development of neuroinflammation imaging agents. Clinical translation of TSPO PET ligands, such as [11C]DPA-713, has been hampered by the presence of a common polymorphism (A147T TSPO), at which all second-generation TSPO
Catriona Wimberley et al.
European journal of nuclear medicine and molecular imaging, 47(11), 2589-2601 (2020-03-27)
Longitudinal mouse PET imaging is becoming increasingly popular due to the large number of transgenic and disease models available but faces challenges. These challenges are related to the small size of the mouse brain and the limited spatial resolution of
Graham Rykiel et al.
eLife, 9 (2020-10-21)
Cardiac pumping depends on the morphological structure of the heart, but also on its subcellular (ultrastructural) architecture, which enables cardiac contraction. In cases of congenital heart defects, localized ultrastructural disruptions that increase the risk of heart failure are only starting
Binary diffusion coefficients for aqueous solutions of l-aspartic acid and its respective monosodium salt.
Ribeiro AC
Journal of Solution Chemistry, 43(1), 83-92 (2014)
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