2. Isotope-Labeled Compounds
  3. Isotope-Labeled Metabolites

Isotope-Labeled Metabolites

Metabolites are intermediates or end products of metabolism that have various functions. The term metabolite is usually used for small molecules. MedChemExpress ( MCE ) offers an extensive range of Stable Isotope-Labeled Metabolites, including drug metabolites, endogenous metabolites, carnitine/acylcarnitines, cholines, neurotransmitters, lipids, organic acids and derivatives etc to assist metabolomics.

Isotope-Labeled Metabolites (1473):

Cat. No. Product Name CAS No. Purity Chemical Structure
  • HY-B0389A
    D-Glucose-13C6 110187-42-3 99.93%
    D-Glucose-13C6 is a stable isotope-labeled counterpart of D-glucose (HY-B0389). D-Glucose-13C6 can be used as a metabolic tracer to trace glucose-related synthetic catabolism or as synthesis ingredient, minimal media reagent, and internal standard.
    D-Glucose-<sup>13</sup>C<sub>6</sub>
  • HY-N0390S1
    L-Glutamine-13C5 184161-19-1 99.93%
    L-Glutamine-13C5 is the 13C-labeled L-Glutamine (HY-N0390). L-Glutamine is an orally active nutritional agent and cellular metabolism regulator. L-Glutamine is taken up in a Na+-dependent manner and targets multiple key molecules including glutaminase, mTORC1, NF-κB, STAT-3 and HIF-1α. L-Glutamine enhances glutaminolytic catabolism, drives the conversion of glutamate to α-ketoglutarate, thereby regulating gene expression, integrating metabolic signals, mediating glutamine flux and maintaining redox homeostasis. L-Glutamine also promotes cell proliferation, osteogenic differentiation and fracture healing, exerts neuroprotective and cardioprotective effects, and inhibits osteoarthritis. L-Glutamine can be applied to research related to osteoporosis, osteoarthritis, ischemic stroke and acute cantharidin-induced cardiotoxicity.
    L-Glutamine-<sup>13</sup>C<sub>5</sub>
  • HY-Y0479S
    L-Lactic acid-13C3 87684-87-5 99.9%
    L-Lactic acid-13C3 is a 13C-labeled L-Lactic acid (HY-Y0479). L-Lactic acid-13C3 can be used for lactate metabolism research.
    L-Lactic acid-<sup>13</sup>C<sub>3</sub>
  • HY-N0322S
    Cholesterol-d7 83199-47-7 99.95%
    Cholesterol-d7 is the deuterium labeled Cholesterol. Cholesterol is the major sterol in mammals. It is making up 20-25% of structural component of the plasma membrane. Plasma membranes are highly permeable to water but relatively impermeable to ions and protons. Cholesterol plays an important role in determining the fluidity and permeability characteristics of the membrane as well as the function of both the transporters and signaling proteins. Cholesterol is also an endogenous estrogen-related receptor α (ERRα) agonist.
    Cholesterol-d<sub>7</sub>
  • HY-B0228S1
    Adenosine-13C5 159496-13-6 99.9%
    Adenosine-13C5 is the 13C labeled Adenosine. Adenosine (Adenine riboside), a ubiquitous endogenous autacoid, acts through the enrollment of four G protein-coupled receptors: A1, A2A, A2B, and A3. Adenosine affects almost all aspects of cellular physiology, including neuronal activity, vascular function, platelet aggregation, and blood cell regulation.
    Adenosine-<sup>13</sup>C<sub>5</sub>
  • HY-W007926S2
    2-Oxobutanoic acid-13C,d2 1007629-34-6
    2-Ketobutyric Acid-13C,d2 (2-Ketobutyrate-13C,d2) is the deuterium and 13C-labeled 2-Ketobutyric Acid.
    2-Oxobutanoic acid-<sup>13</sup>C,d<sub>2</sub>
  • HY-W007926S
    2-Oxobutanoic acid-13C,d2-1 1189575-14-1
    2-Oxobutanoic acid-13C,d2 (2-Ketobutyrate-13C,3,3-d2) is the deuterium and 13C-labeled 2-Oxobutanoic acid (HY-W007926). 2-Oxobutanoic acid is a product in the enzymatic cleavage of cystathionine.
    2-Oxobutanoic acid-<sup>13</sup>C,d<sub>2</sub>-1
  • HY-N0067S4
    γ-Aminobutyric acid-15N 58485-43-1
    γ-Aminobutyric acid-15N (4-Aminobutyric acid-15N) is the 15N-labeled γ-Aminobutyric acid (HY-N0067). γ-Aminobutyric acid (4-Aminobutyric acid) is a major inhibitory neurotransmitter in the adult mammalian brain, binding to the ionotropic GABA receptors (GABAA receptors) and metabotropic receptors (GABAB receptors. γ-Aminobutyric acid shows calming effect by blocking specific signals of central nervous system.
    γ-Aminobutyric acid-<sup>15</sup>N
  • HY-N0324S
    Cholic acid-d4 116380-66-6 99.91%
    Cholic acid-d4 is the deuterium labeled Cholic acid. Cholic acid is a major primary bile acid produced in the liver and usually conjugated with glycine or taurine. It facilitates fat absorption and cholesterol excretion.
    Cholic acid-d<sub>4</sub>
  • HY-B0617S
    S-Adenosyl-L-methionine-d3 68684-40-2 99.70%
    S-Adenosyl-L-methionine-d3 (S-Adenosyl methionine-d3) is the deuterated product of S-Adenosyl-L-methionine (HY-B0617). S-Adenosyl-L-methionine (S-Adenosyl methionine) is an orally active methyl group donor. S-Adenosyl-L-methionine is a dietary supplement with potent antidepressant effects. S-Adenosyl-L-methionine also has anti‑proliferative, pro‑apoptotic and anti‑metastatic roles in cancers. S-Adenosyl-L-methionine has the potential for, cancer, liver disease and osteoarthritis research.
    S-Adenosyl-L-methionine-d<sub>3</sub>
  • HY-N1446S2
    Oleic acid-13C18 287100-82-7 99.90%
    Oleic acid-13C18 is the 13C labeled Oleic acid (HY-N1446). Oleic acid (9-cis-Octadecenoic acid) is an abundant monounsaturated fatty acid. Oleic acid is a Na+/K+ ATPase activator.
    Oleic acid-<sup>13</sup>C<sub>18</sub>
  • HY-76847S
    Chenodeoxycholic Acid-d4 99102-69-9 99.94%
    Chenodeoxycholic Acid-d4 is the deuterium labeled Chenodeoxycholic Acid. Chenodeoxycholic Acid is a hydrophobic primary bile acid that activates nuclear receptors (FXR) involved in cholesterol metabolism.
    Chenodeoxycholic Acid-d<sub>4</sub>
  • HY-N0067S
    γ-Aminobutyric acid-d6 70607-85-1 99.92%
    γ-Aminobutyric acid-d6 is the deuterium labeled γ-Aminobutyric acid. γ-Aminobutyric acid (4-Aminobutyric acid) is a major inhibitory neurotransmitter in the adult mammalian brain, binding to the ionotropic GABA receptors (GABAA receptors) and metabotropic receptors (GABAB receptors).
    γ-Aminobutyric acid-d<sub>6</sub>
  • HY-N0650S
    L-Serine-13C3 201595-68-8 99.95%
    L-Serine-13C3 is the 13C-labeled L-Serine. L-Serine ((-)-Serine; (S)-Serine), one of the so-called non-essential amino acids, plays a central role in cellular proliferation.
    L-Serine-<sup>13</sup>C<sub>3</sub>
  • HY-N0390S
    L-Glutamine-15N 80143-57-3 99.6%
    L-Glutamine-15N is the 15N-labeled L-Glutamine (HY-N0390). L-Glutamine is an orally active nutritional agent and cellular metabolism regulator. L-Glutamine is taken up in a Na+-dependent manner and targets multiple key molecules including glutaminase, mTORC1, NF-κB, STAT-3 and HIF-1α. L-Glutamine enhances glutaminolytic catabolism, drives the conversion of glutamate to α-ketoglutarate, thereby regulating gene expression, integrating metabolic signals, mediating glutamine flux and maintaining redox homeostasis. L-Glutamine also promotes cell proliferation, osteogenic differentiation and fracture healing, exerts neuroprotective and cardioprotective effects, and inhibits osteoarthritis. L-Glutamine can be applied to research related to osteoporosis, osteoarthritis, ischemic stroke and acute cantharidin-induced cardiotoxicity.
    L-Glutamine-<sup>15</sup>N
  • HY-W015913S
    Pyruvic acid-13C3 sodium 142014-11-7 99.7%
    Sodium 2-oxopropanoate-13C3 is the 13C-labeled Sodium 2-oxopropanoate. Sodium 2-oxopropanoate (Sodium pyruvate), a three-carbon metabolite of Glucose, is a compound produced in the glycolytic pathway. Sodium 2-oxopropanoate is a free radical scavenger that can scavenge ROS.
    Pyruvic acid-<sup>13</sup>C<sub>3</sub> sodium
  • HY-W010388S1
    Creatine-d3 143827-19-4 99.92%
    Creatine-d3 is the deuterium labeled Creatine (HY-W010388). Creatine, an endogenous amino acid derivative, plays an important role in cellular energy, especially in muscle and brain.
    Creatine-d<sub>3</sub>
  • HY-N1428S1
    Citric acid-13C6 287389-42-8 99.90%
    Citric acid-13C6 is the 13C-labeled Citric acid (HY-N1428). Citric acid is a natural preservative and food tartness enhancer. Citric acid induces apoptosis and cell cycle arrest at G2/M phase and S phase in HaCaT cells. Citric acid cause oxidative damage of the liver by means of the decrease of antioxidative enzyme activities. Citric acid is also an acidulant, emulsifier, sequestrant and buffering agent widely used across many industries.
    Citric acid-<sup>13</sup>C<sub>6</sub>
  • HY-B0504S
    Creatinine-d3 143827-20-7 99.90%
    Creatinine-d3 is a deuterium labeled Creatinine. Creatinine (NSC13123) is an orally active, blood-brain barrier-permeable modulator of GABAA and NMDA receptors, with activities of antioxidation and metabolic regulation. Creatinine is generated via non-enzymatic conversion of creatine and phosphocreatine in muscle. Creatinine serum levels correlate with muscle mass, glomerular filtration rate, and extrarenal clearance, serving as an evaluation biomarker for renal function, muscle mass, and clinical outcomes, and used for perioperative renal risk assessment. In addition, Creatinine can induce specific Cryptococcus species to produce creatinine deiminase and act as their nitrogen source, while it can be secreted via renal tubules. Creatinine is widely used in research related to various diseases such as neurodegenerative diseases, psychiatric disorders, acute kidney injury, chronic kidney disease, and renal failure.
    Creatinine-d<sub>3</sub>
  • HY-116084S
    Trimethylamine N-oxide-d9 1161070-49-0 99.76%
    Trimethylamine N-oxide-d9 is the deuterium labeled Trimethylamine N-oxide. Trimethylamine N-oxide is a gut microbe-dependent metabolite of dietary choline and other trimethylamine-containing nutrients. Trimethylamine N-oxide induces inflammation by activating the ROS/NLRP3 inflammasome. Trimethylamine N-oxide also accelerates fibroblast-myofibroblast differentiation and induces cardiac fibrosis by activating the TGF-β/smad2 signaling pathway.
    Trimethylamine N-oxide-d<sub>9</sub>