Potassium L-Aspartate Hydrate - ≥97% , CAS No.1115-63-5

CAS: 1115-63-5 Cat. No.: P160327 Molecular Weight: 171.19 EC Number: 214-226-4
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
AKOS015892781 | Aspara K | L-Aspartic acid potassium salt, >=98% (HPLC) | L-Aspartic acid, potassium salt (1:1) | potassium (2S)-2-amino-3-carboxypropanoate | Potassium aspartate anhydrous | EINECS 214-226-4 | L-Aspartic acid potassium salt, puriss. p.a.,
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
P160327-5g
9

$9.90

$14.90
Save $5.00 (33.56%)
25g
P160327-25g
2

$13.90

$14.90
Save $1.00 (6.71%)
100g
P160327-100g
2
$39.90
500g
P160327-500g
2
$139.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Product Application:
L-Aspartic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist.Principal neurotransmitter for fast synaptic excitation.

Specifications

Synonyms
AKOS015892781 | Aspara K | L-Aspartic acid potassium salt, >=98% (HPLC) | L-Aspartic acid, potassium salt (1:1) | potassium (2S)-2-amino-3-carboxypropanoate | Potassium aspartate anhydrous | EINECS 214-226-4 | L-Aspartic acid potassium salt, puriss. p.a.,
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488200464
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488200464
Canonical SmilesC(C(C(=O)[O-])N)C(=O)O.[K+]
IUPAC Namepotassium;(2S)-2-amino-4-hydroxy-4-oxobutanoate
InChIKeyTXXVQZSTAVIHFD-DKWTVANSSA-M
INCHI1S/C4H7NO4.K/c5-2(4(8)9)1-3(6)7;/h2H,1,5H2,(H,6,7)(H,8,9);/q;+1/p-1/t2-;/m0./s1
Isomeric SMILES C([C@@H](C(=O)[O-])N)C(=O)O.[K+]
WGK Germany 3
RTECS CI9458500
Alternate CAS 14007-45-5
Molecular Weight 171.19
Reaxy-Rn 9520932

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentAspartic acid and derivatives
Alternative Parents L-alpha-amino acids  Fatty acids and conjugates  Dicarboxylic acids and derivatives  Carboxylic acid salts  Amino acids  Carboxylic acids  Organic zwitterions  Organic potassium salts  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Aspartic acid or derivatives - Alpha-amino acid - L-alpha-amino acid - Dicarboxylic acid or derivatives - Fatty acid - Carboxylic acid salt - Amino acid - Carboxylic acid - Organic alkali metal salt - Hydrocarbon derivative - Organic salt - Organic zwitterion - Primary amine - Organooxygen compound - Organonitrogen compound - Primary aliphatic amine - Organic oxide - Organic oxygen compound - Carbonyl group - Amine - Organic potassium salt - Organic nitrogen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aspartic acid and derivatives. These are compounds containing an aspartic acid or a derivative thereof resulting from reaction of aspartic acid at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

27 results found

Lot NumberCertificate TypeDateItem
I2216213Certificate of AnalysisJun 15, 2026 P160327
G2225060Certificate of AnalysisMay 20, 2026 P160327
G1816048Certificate of AnalysisFeb 05, 2026 P160327
A2612590Certificate of AnalysisDec 26, 2025 P160327
A2612589Certificate of AnalysisDec 26, 2025 P160327
D2525434Certificate of AnalysisApr 19, 2025 P160327
E2506416Certificate of AnalysisApr 19, 2025 P160327
D2525433Certificate of AnalysisApr 19, 2025 P160327
D2525432Certificate of AnalysisApr 19, 2025 P160327
D2525431Certificate of AnalysisApr 19, 2025 P160327
C2120112Certificate of AnalysisJan 14, 2025 P160327
C2120111Certificate of AnalysisJan 14, 2025 P160327
C2120109Certificate of AnalysisJan 14, 2025 P160327
C2120108Certificate of AnalysisJan 14, 2025 P160327
J2021077Certificate of AnalysisAug 20, 2024 P160327
J2021076Certificate of AnalysisAug 20, 2024 P160327
J2430690Certificate of AnalysisApr 27, 2024 P160327
J2430687Certificate of AnalysisApr 27, 2024 P160327
J2430693Certificate of AnalysisApr 27, 2024 P160327
F2303626Certificate of AnalysisMay 25, 2023 P160327
F2303629Certificate of AnalysisMay 25, 2023 P160327
F2303609Certificate of AnalysisMay 25, 2023 P160327
B2302332Certificate of AnalysisFeb 08, 2023 P160327
I2216536Certificate of AnalysisSep 05, 2022 P160327
I2216530Certificate of AnalysisSep 05, 2022 P160327
G2225059Certificate of AnalysisSep 13, 2021 P160327
L2107381Certificate of AnalysisSep 13, 2021 P160327

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Chemical and Physical Properties
SensitivityMoisture sensitive
Refractive Index+19.0 to +22.0 deg
Specific Rotation[α]20.5° (C=8,6mol/L HCl)
Molecular Weight171.190 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count3
Exact Mass170.993 Da
Monoisotopic Mass170.993 Da
Topological Polar Surface Area103.000 Ų
Heavy Atom Count10
Formal Charge0
Complexity137.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Solution Calculators
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