L-Alanine - Moligand™, ≥99% , sodium-coupled neutral amino acid transporter 1;sodium-coupled neutral amino acid transporter 2;sodium-coupled neutral amino acid transporter 4, CAS No.56-41-7, sodium-coupled neutral amino acid transporter 1;sodium-coupled neutral amino acid transporter 2;sodium-coupled neutral amino acid transporter 4

CAS: 56-41-7 Cat. No.: A108263 Formula: C3H7NO2 Molecular Weight: 89.09 Beilstein Registry Number: 1720248 EC Number: 200-273-8
AVAILABLE TO ORDER
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥99%
Synonyms
(S)-Alanine | L-alpha-Aminopropionic acid | alpha-Alanine | 2-Aminopropionic acid | H-Ala-OH | (L)-Alanine | L-2-Aminopropanoic acid | L-alpha-alanine | (S)-2-Aminopropanoic acid | L-2-Aminopropionic acid | L-(+)-Alanine | (2S)-2-Aminopropanoic acid | ala
Storage
Desiccated
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
25g
A108263-25g
5 In stock
—
$9.90
100g
A108263-100g
2 In stock
—
$39.90
500g
A108263-500g
—
6 In stock
$149.90
Enter a quantity for the sizes you want to add.
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Why this grade

Moligand™, ≥99% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Desiccated Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 464 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

L-Alanine is a nonessential amino acid that plays a key role in the glucose-alanine cycle between muscle tissue and the liver. In amino acid-degrading tissues such as muscle, amino groups are pooled as glutamate by transamination reactions. The amino group of glutamate is transferred to pyruvate via alanine aminotransferase, forming alanine and α-ketoglutarate. The alanine is passed into the blood and transported to the liver. This reaction is reversed in the liver where pyruvate can be used in gluconeogenesis to form glucose, which may return to other tissues through the circulatory system.
A nonessential amino acid that plays a key role in the glucose-alanine cycle

Specifications

Synonyms
(S)-Alanine | L-alpha-Aminopropionic acid | alpha-Alanine | 2-Aminopropionic acid | H-Ala-OH | (L)-Alanine | L-2-Aminopropanoic acid | L-alpha-alanine | (S)-2-Aminopropanoic acid | L-2-Aminopropionic acid | L-(+)-Alanine | (2S)-2-Aminopropanoic acid | ala
Specifications & Purity
Moligand™, ≥99%
Biochemical and Physiological Mechanisms
Agonist at the inhibitory glycine receptor.
Storage
Desiccated
Shipped In
Normal
Grade
Moligand™
Mechanism of action
sodium-coupled neutral amino acid transporter 1;sodium-coupled neutral amino acid transporter 2;sodium-coupled neutral amino acid transporter 4
Purity
≥99%
Names and Identifiers
Pubchem Sid
Canonical Smiles
CC(C(=O)O)N
IUPAC Name
(2S)-2-aminopropanoic acid
InChIKey
QNAYBMKLOCPYGJ-REOHCLBHSA-N
INCHI
1S/C3H7NO2/c1-2(4)3(5)6/h2H,4H2,1H3,(H,5,6)/t2-/m0/s1
Isomeric SMILES
C[C@@H](C(=O)O)N
WGK Germany
1
RTECS
AY2990000
Alternate CAS
56-41-7,18875-37-1,25191-17-7,77160-91-9,25191-17-7
MeSH Entry Terms
Abuf\u00e8ne;Alanine;Alanine, L Isomer;Alanine, L-Isomer;L Alanine;L-Alanine;L-Isomer Alanine
Molecular Weight
89.09
Beilstein
1720248
Reaxy-Rn
635807
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=635807&ln=

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 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 ParentAlanine and derivatives
Alternative Parents L-alpha-amino acids  Amino acids  Monocarboxylic acids and derivatives  Carboxylic acids  Organopnictogen compounds  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Alanine or derivatives - Alpha-amino acid - L-alpha-amino acid - Amino acid - Carboxylic acid - Monocarboxylic acid or derivatives - Hydrocarbon derivative - Organic oxygen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Primary aliphatic amine - Carbonyl group - Amine - Organopnictogen compound - Organic oxide - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alanine and derivatives. These are compounds containing alanine or a derivative thereof resulting from reaction of alanine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
External Descriptors Common amino acids
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
SLC38A2 Tbio Sodium-coupled neutral amino acid transporter 2 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
SLC38A1 Tbio Sodium-coupled neutral amino acid transporter 1 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
SLC38A4 Tbio Sodium-coupled neutral amino acid transporter 4 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
GPRC6A Tchem G-protein coupled receptor family C group 6 member A (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
F2 Tclin Thrombin (11687 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PGR Tclin Progesterone receptor (8562 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM2 Tclin Muscarinic acetylcholine receptor M2 (10671 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1A Tclin Serotonin 1a (5-HT1a) receptor (14969 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2A Tclin Alpha-2a adrenergic receptor (9450 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM1 Tclin Muscarinic acetylcholine receptor M1 (12690 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GABRA1 Tclin GABA receptor alpha-1 subunit (399 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOA Tclin Monoamine oxidase A (11911 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHE Tclin Acetylcholinesterase (18204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS1 Tclin Cyclooxygenase-1 (9233 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A2 Tclin Norepinephrine transporter (10102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A4 Tclin Serotonin transporter (12625 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1A Tclin Alpha-1a adrenergic receptor (8359 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRM1 Tclin Mu opioid receptor (19785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD3 Tclin Dopamine D3 receptor (14368 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A3 Tclin Dopamine transporter (10535 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GRIN1 Tclin Glutamate (NMDA) receptor subunit zeta 1 (122 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE3A Tclin Phosphodiesterase 3A (3309 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2B Tclin Serotonin 2b (5-HT2b) receptor (10323 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TBXA2R Tclin Thromboxane A2 receptor (5717 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE4A Tclin Phosphodiesterase 4A (1943 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA3 Tchem Adenosine A3 receptor (15931 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA1 Tclin Carbonic anhydrase I (13240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH3 Tclin Histamine H3 receptor (10389 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KDR Tclin Vascular endothelial growth factor receptor 2 (20924 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2D6 Tclin Cytochrome P450 2D6 (33882 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP1A2 Tchem Cytochrome P450 1A2 (26471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C9 Tchem Cytochrome P450 2C9 (32119 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C19 Tchem Cytochrome P450 2C19 (29246 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
FFAR3 Tchem Free fatty acid receptor 3 (304 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase (38016 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC36A1 Tchem Proton-coupled amino acid transporter 1 (102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
alr Alanine racemase (2 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA4 Carbonic anhydrase IV (1713 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Hdac6 Histone deacetylase 6 (222 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Pkm Pyruvate kinase isozymes M1/M2 (66 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Escherichia coli (133304 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Canis familiaris (36305 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Slc16a10 Monocarboxylate transporter 10 (73 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Slc1a5 Amino acid transporter (271 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SARS-CoV-2 (38078 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

41 results found

Lot NumberCertificate TypeDateItem
A2305096Certificate of AnalysisSep 22, 2026 A108263
G2610193Certificate of AnalysisJun 12, 2026 A108263
G2610192Certificate of AnalysisJun 12, 2026 A108263
G2610191Certificate of AnalysisJun 12, 2026 A108263
G2610190Certificate of AnalysisJun 12, 2026 A108263
G2610189Certificate of AnalysisJun 12, 2026 A108263
G2203019Certificate of AnalysisApr 03, 2026 A108263
F2603016Certificate of AnalysisFeb 27, 2026 A108263
C2612260Certificate of AnalysisFeb 27, 2026 A108263
C2612261Certificate of AnalysisFeb 27, 2026 A108263
C2612262Certificate of AnalysisFeb 27, 2026 A108263
C2612263Certificate of AnalysisFeb 27, 2026 A108263
C2612264Certificate of AnalysisFeb 27, 2026 A108263
D2503242Certificate of AnalysisMar 22, 2025 A108263
D2503252Certificate of AnalysisMar 22, 2025 A108263
D2503243Certificate of AnalysisMar 22, 2025 A108263
K2507049Certificate of AnalysisMar 22, 2025 A108263
K2519071Certificate of AnalysisMar 22, 2025 A108263
D2503240Certificate of AnalysisMar 22, 2025 A108263
D2503241Certificate of AnalysisMar 22, 2025 A108263
A2509478Certificate of AnalysisDec 27, 2024 A108263
A2509479Certificate of AnalysisDec 27, 2024 A108263
A2509483Certificate of AnalysisDec 27, 2024 A108263
A2509484Certificate of AnalysisDec 27, 2024 A108263
A2509488Certificate of AnalysisDec 27, 2024 A108263
H2414471Certificate of AnalysisJul 29, 2024 A108263
C2421108Certificate of AnalysisApr 09, 2024 A108263
C2427111Certificate of AnalysisMar 14, 2024 A108263
C2427110Certificate of AnalysisMar 14, 2024 A108263
C2427109Certificate of AnalysisMar 14, 2024 A108263
C2427112Certificate of AnalysisMar 14, 2024 A108263
F2328204Certificate of AnalysisJun 09, 2023 A108263
F2328201Certificate of AnalysisJun 09, 2023 A108263
F2328196Certificate of AnalysisJun 09, 2023 A108263
J2312101Certificate of AnalysisJun 09, 2023 A108263
J2312102Certificate of AnalysisJun 09, 2023 A108263
G2203018Certificate of AnalysisJun 08, 2022 A108263
G2203020Certificate of AnalysisJun 08, 2022 A108263
G2203021Certificate of AnalysisJun 08, 2022 A108263
G2203022Certificate of AnalysisJun 08, 2022 A108263
F2306042Certificate of AnalysisJun 08, 2022 A108263
Chemical and Physical Properties
SolubilitySoluble in water and cold ethanol. Slightly soluble in pyridine. Insoluble in ether and acetone.
Specific Rotation[α]14 ° (C=10, HCl)
Melt Point(°C)314-316°C
Molecular Weight89.090 g/mol
XLogP3-3.000
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass89.0477 Da
Monoisotopic Mass89.0477 Da
Topological Polar Surface Area63.300 Ų
Heavy Atom Count6
Formal Charge0
Complexity61.800
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 Count1
Documents & Articles
Bio-based Chemicals: From Platform Molecules to Application Scenarios — Trend Insights and Aladdin’s Product Portfolio
Key Enzymes in Amino Acid Metabolism: A Mechanistic Framework and Research Applications
β-Acyloxy Alkenyl Amides (AAAs): A New Approach to Amide Bond and Peptide Bond Construction Worth Attention
Silicon Reagent-Assisted Peptide Synthesis: Research Progress and Methodological Value of Peptide Bond Formation from Unprotected Substrates
From Analytical Instrument to Synthetic Platform: A New Strategy for Reconstructing Automated Flow Solid-Phase Peptide Synthesis with Standard Analytical HPLC
Reassessing Trimethylaluminum: Method Design and Experimental Value of One-Pot Peptide Elongation from Unprotected Amino Acids
Technical Comparison and Method Selection for Hydroxyproline Determination
Methods and Applications for the Determination of Amino Acid Content and Composition
Porous Graphitic Carbon (PGC) Chromatography Columns: Creating New Selectivity for Challenging Separations through Molecular Shape and the π-Electron Cloud on the Graphitic Surface
Analysis of Amino Acid-Based Surfactants: Basic Structure, Performance Origins, Category Selection, and Applications in Personal Care Formulations
Analysis of Hydrolyzed Pearl as a Cosmetic Raw Material: Preparation Process, Active Components, and Skincare Formulation Applications
Moisturizing Mechanism of Polyglutamic Acid: From the γ-Glutamyl Structure to Hydration Networks and Surface Film-Forming Behavior
Mechanisms by Which Fructan-Rich Ophiopogon japonicus Tuberous Root Extract Supports Skin Moisturization and Barrier Function
Multilevel Moisturizing Mechanisms of Sodium Hyaluronate and Its Derivatives: Molecular Weight Modulation, Crosslinking, Acetylation, and Major Sites of Action
Catalytic Mechanisms of the Aminotransferase Family and Regulation of Amino Acid Metabolism
Citations of This Product
Solution Calculators
Reviews

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