Acetyl-L-Carnitine (ALCAR) - Moligand™, ≥98% , CAS No.3040-38-8

CAS: 3040-38-8 Cat. No.: A275415 Molecular Weight: 203.24
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. ≥98%
Synonyms
1-Propanaminium, 2-(acetyloxy)-3-carboxy-N,N,N-trimethyl-, hydroxide, inner salt, (R)- | HSDB 7587 | L-Acetyl carnitine | ACETYL CARNITINE HCL | Acetylcarnitine, L- | Levocarnitine acetyl | ST-200 | DTXSID40160233 | UNII-6DH1W9VH8Q | LMFA07070050 | (R)-Ac
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
A275415-1g
2
$68.90
5g
A275415-5g
1
$167.90
Enter a quantity for the sizes you want to add.
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Why this grade

Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Store at Room Temperature. The product can be stored for up to 12 months.

Specifications

Synonyms
1-Propanaminium, 2-(acetyloxy)-3-carboxy-N, N, N-trimethyl-, hydroxide, inner salt, (R)- | HSDB 7587 | L-Acetyl carnitine | ACETYL CARNITINE HCL | Acetylcarnitine, L- | Levocarnitine acetyl | ST-200 | DTXSID40160233 | UNII-6DH1W9VH8Q | LMFA07070050 | (R)-Ac
Specifications & Purity
Moligand™, ≥98%
Biochemical and Physiological Mechanisms
L-carnitine derivative. Biological carnitine precursor. Enables CoA function. Lowers oxidative stress marker levels. Improves mitochondrial function. Shows chondroprotective and analgesic effects in vivo.
Storage
Room temperature
Shipped In
Normal
Grade
Moligand™
Note
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Purity
≥98%
Product Properties
ALogP0.4
Names and Identifiers
Pubchem Sid488196182
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488196182
Canonical SmilesCC(=O)OC(CC(=O)[O-])C[N+](C)(C)C
IUPAC Name(3R)-3-acetyloxy-4-(trimethylazaniumyl)butanoate
InChIKeyRDHQFKQIGNGIED-MRVPVSSYSA-N
INCHI1S/C9H17NO4/c1-7(11)14-8(5-9(12)13)6-10(2,3)4/h8H,5-6H2,1-4H3/t8-/m1/s1
Isomeric SMILES CC(=O)O[C@H](CC(=O)[O-])C[N+](C)(C)C
Molecular Weight 203.24
Reaxy-Rn 4136458
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4136458&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.

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
SuperclassLipids and lipid-like molecules
ClassFatty Acyls
SubclassFatty acid esters
Intermediate Tree Nodes Not available
Direct ParentAcyl carnitines
Alternative Parents Dicarboxylic acids and derivatives  Tetraalkylammonium salts  Carboxylic acid salts  Carboxylic acid esters  Carboxylic acids  Organopnictogen compounds  Organic salts  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  Amines  
Molecular FrameworkAliphatic acyclic compounds
Substituents Acyl-carnitine - Dicarboxylic acid or derivatives - Tetraalkylammonium salt - Quaternary ammonium salt - Carboxylic acid ester - Carboxylic acid salt - Carboxylic acid derivative - Carboxylic acid - Organic nitrogen compound - Organooxygen compound - Organonitrogen compound - Organic salt - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Carbonyl group - Amine - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as acyl carnitines. These are organic compounds containing a fatty acid with the carboxylic acid attached to carnitine through an ester bond.
External Descriptors O-acetylcarnitine - O-acyl-L-carnitine
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PGR Tclin Progesterone receptor (8562 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB2 Tclin Beta-2 adrenergic receptor (11824 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM2 Tclin Muscarinic acetylcholine receptor M2 (10671 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB1 Tclin Beta-1 adrenergic receptor (6630 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
DRD2 Tclin Dopamine D2 receptor (23596 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GABRA1 Tclin GABA receptor alpha-1 subunit (399 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CNR1 Tclin Cannabinoid CB1 receptor (20913 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 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
HRH2 Tclin Histamine H2 receptor (5428 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2A Tclin Serotonin 2a (5-HT2a) receptor (14758 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2C Tclin Serotonin 2c (5-HT2c) receptor (11471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AVPR2 Tclin Vasopressin V2 receptor (2912 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA1 Tclin Adenosine A1 receptor (17603 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AGTR1 Tclin Type-1 angiotensin II receptor (5176 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
PTGS2 Tclin Cyclooxygenase-2 (13999 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH1 Tclin Histamine H1 receptor (7573 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
AVPR1A Tclin Vasopressin V1a receptor (5412 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRD1 Tclin Delta opioid receptor (15096 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRK1 Tclin Kappa opioid receptor (16155 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR3A Tclin Serotonin 3a (5-HT3a) receptor (3366 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
CACNA1C Tclin Voltage-gated L-type calcium channel alpha-1C subunit (766 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE3A Tclin Phosphodiesterase 3A (3309 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC29A1 Tclin Equilibrative nucleoside transporter 1 (1711 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2B Tclin Alpha-2b adrenergic receptor (4412 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2C Tclin Alpha-2c adrenergic receptor (4876 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM3 Tclin Muscarinic acetylcholine receptor M3 (7750 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
EDNRA Tclin Endothelin receptor ET-A (5008 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA2A Tclin Adenosine A2a receptor (16305 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA3 Tchem Adenosine A3 receptor (15931 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BDKRB2 Tclin Bradykinin B2 receptor (3970 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH3 Tclin Histamine H3 receptor (10389 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRNA4 Tclin Neuronal acetylcholine receptor protein alpha-4 subunit (1265 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MC3R Tchem Melanocortin receptor 3 (5659 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Npy1r Neuropeptide Y receptor type 1 (8 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cckar Cholecystokinin A receptor (90 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Pde4d Phosphodiesterase 4D (4 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Slc22a5 Solute carrier family 22 member 5 (44 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Slc22a21 Solute carrier family 22 member 21 (8 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.

17 results found

Lot NumberCertificate TypeDateItem
E2323232Certificate of AnalysisJun 11, 2026 A275415
E2323223Certificate of AnalysisJun 11, 2026 A275415
G2504185Certificate of AnalysisApr 03, 2026 A275415
G2416093Certificate of AnalysisFeb 05, 2026 A275415
D2508028Certificate of AnalysisJan 20, 2026 A275415
A2609243Certificate of AnalysisJan 13, 2026 A275415
A2609123Certificate of AnalysisJan 13, 2026 A275415
L2518116Certificate of AnalysisDec 31, 2025 A275415
L2518117Certificate of AnalysisDec 31, 2025 A275415
G2504183Certificate of AnalysisJul 08, 2025 A275415
G2416070Certificate of AnalysisJul 24, 2024 A275415
H2310595Certificate of AnalysisAug 12, 2023 A275415
H2310616Certificate of AnalysisAug 12, 2023 A275415
E2323222Certificate of AnalysisMay 27, 2023 A275415
E2323217Certificate of AnalysisMay 27, 2023 A275415
D2323021Certificate of AnalysisApr 25, 2023 A275415
D2323020Certificate of AnalysisApr 25, 2023 A275415

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Chemical and Physical Properties
SolubilitySoluble in water
Molecular Weight203.240 g/mol
XLogP30.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass203.116 Da
Monoisotopic Mass203.116 Da
Topological Polar Surface Area66.400 Ų
Heavy Atom Count14
Formal Charge0
Complexity214.000
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 Count1
Documents & Articles
Citations of This Product
References
1. Jin-Ming Wang, Run Xu, Qian-Nan Di, Hao-Wei Fu, Qian Xu.  (2020)  Determination of urinary carnitine levels as a potential indicator of uterine fibroids caused by nonylphenol exposure.  JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES,      [PMID:32590215] [10.1016/j.jchromb.2020.122248]
2. Jie Zhang, Xiaoling Zang, Peng Jiao, Jiangyu Wu, Wei Meng, Lizhen Zhao, Zhihua Lv.  (2024)  Alterations of Ceramides, Acylcarnitines, GlyceroLPLs, and Amines in NSCLC Tissues.  JOURNAL OF PROTEOME RESEARCH,      [PMID:39317643] [10.1021/acs.jproteome.4c00344]
3. Hao Zhi, Zhongyan Wang, Xinyue Zhu, Wenhan Wu, Lu Yang, Yidong Dai, Zehua Wang, Ling Jiang, Yongmei Tan, Xiaodong Liu, Li Liu.  (2025)  Chronic liver injury decreases levels of cerebral carnitine and acetylcarnitine in rats partly due to the downregulation of OCTs and OCTN2 at the blood-brain barrier.  DRUG METABOLISM AND DISPOSITION,      [PMID:40300306] [10.1016/j.dmd.2025.100072]
4. Zhang Xiaoye, Sun Jinjian, Guo Jia, Hu Xiaoru, Zhou Junyu, Xie Xiaoyun, Chen Xiang, Luo Hui, Liu Hong, Tian Yuzi.  (2025)  Inhibition of adenosine/A2A receptor signaling suppresses dermal fibrosis by enhancing fatty acid oxidation.  Cell Communication and Signaling,  23  (1): (1-17).  [PMID:40301970] [10.1186/s12964-025-02210-2]
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