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Isotopenmarkierte Verbindungen

Isotopenmarkierte Verbindungen / List of items in this categories
Compounds containing stable isotopes can be used as quantitative standards in quantitative LCMS/MS analysis, especially in complex matrices of biological origin.

Kontrollen für MS-MS

Kontrollen für Studien mit der Tandem-Massenspektrometrie (MS-MS).
  • (C0) Сarnitine
    Carnitine is an analogue of a natural amino acid, of high chemical purity, and can be used as an analyte for constructing calibration graphs.
  • (C10) Decanoylcarnitine
    Decanoylcarnitine is used as an analytical reference standard using GC- or LC-MS methods.
  • (C12) Dodecanoylcarnitine
    Dodecanoylcarnitine chloride, also referred to as lauroyl-L-carnitine chloride, is used as a control for chromatographic mass spectrometry methods MS/MS.
  • (C16) Hexadecanoylcarnitine
    Palmitoyl-L-carnitine is used as an analytical standard in HPLC-MS and MS/MS studies.
  • (C18) Octadecanoylcarnitine
    Stearoyl-L-carnitine for use as an analytical reference standard for MS/MS.
  • (C2) Acetylcarnitine
    Acetyl-L-carnitine is a short-chain acylcarnitine that is used as a control for MS/MS.
  • (C3) Propionylcarnitine
    The acylcarnitine C3 (propionylcarnitine) level along with C3/C2 ratio is used as a diagnostic marker to evaluate metabolism disorders.
  • (C4) Butyrylcarnitine
    An analytical reference standard for the separation and identification of underivatized butyryl-L-carnitine using high-performance liquid chromatography coupled to tandem mass spectrometry (HPLC-MS/MS).
  • (C5) Isovalerylcarnitine
    Isovalerylcarnitine chloride is an analogue of endogenous short-chain acylcarnitine and can be used as a control in MS/MS.
  • (C5DC) Glutarylcarnitine
    (C5DC) Glutarylcarnitine chloride is an endogenous metabolite, an ester of carnitine and glutaric acid.
  • (C6) Hexanoylcarnitine
    Hexanoylcarnitine is an organic endogenous compound made from fatty acid and carnitine, a representative of medium-chain acylcarnitines.
  • (C8) Octanoylcarnitine
    Octanoylcarnitine, a representative of medium-chain acylcarnitines, an ester of a saturated fatty acid (octanoic acid) and the amino acid carnitine.
  • L-Arginine
    The L-enantiomer of the basic alpha amino acid arginine, of high chemical purity, can be used as a control for mass spectroscopy.
  • L-Citrulline
    L-Citrulline is a non-proteinogenic alpha amino acid that can be used as a control in gas chromatography-mass spectrometry or in the standard addition method.
  • Succinylacetone
    Control for chromatography with tandem mass spectrometry for assessment of concentrations in biological samples.

Isotopenmarkierte Carnitine zur Markierung von Biomolekülen

Isotopenmarkierte Carnitine in hoher chemischer Reinheit zur Markierung von Biomolekülen.
  • (C0) L-Carnitine-d9
    L-isomeric form of carnitine, labeled with deuterium for studies using mass spectrometry.
  • (C10) Decanoyl-L-carnitine-d3
    Decanoyl-L-carnitine-d3 is deuterium labeled decanoyl-L-carnitine, it can be used as an internal standard for the quantification of decanoylcarnitine, decenoylcarnitine, decadienoylcarnitine using GC- or LC-MS methods.
  • (C12) Dodecanoyl-L-carnitine-d3
    Deuterium labeled Lauroyl-L-carnitine used as an internal standard utilized in the measurement of lauroyl-L-carnitine through GC- or LC-MS methods.
  • (C14) Tetradecanoyl-L-carnitine-d3
    Tetradecanoyl-L-carnitine-d3 is deuterium labeled myristoyl-L-carnitine and intended for use as an internal standard for the quantification by GC- or LC-MS.
  • (C16) Hexadecanoyl-L-carnitine-d3
    Deuterated ester of L-carnitine and palmitic acid, intended for use as an internal standard for the quantification of palmitoyl-L-carnitine by GC- or LC-MS.
  • (C18) Octadecanoyl-L-carnitine-d3
    Deuterium-labeled octadecanoyl-L-carnitine is the standard for MS/MS quantitation of carnitine derivatives.
  • (C2) Acetyl-L-Carnitin-(N-Methyl-d3)
    Isotopisch markiertes azetyliertes d3-Carnitin (C2-Carnitin-d3) wird für MS-Bildgebung und quantitative Messungen verwendet.
  • (C3) Propionyl-L-Carnitin-(N-Methyl-d3)
    C3-Carnitin-d3 ist ein mit einem stabilen Isotop markierter Carnitin-Derivat, das zur Verfolgung von Carnitin und metabolischen Studien mittels Massenspektrometrie (MS) verwendet wird.
  • (C4) Butyryl-L-Carnitin-(N-Methyl-d3)
    C4-Carnitin-d3, deuterierte Butyrat-Ester von Carnitin, der als stabil isotopenmarkierter interner Standard für quantitative Anwendungen verwendet wird.
  • (C5) Isovaleryl-L-carnitine-(trimethyl-d9)
    Deuterium-labeled isovaleryl-L-carnitine is the standard for MS/MS quantitation of carnitine derivatives.
  • (C5DC) Glutaryl-L-carnitine-d6
    Glutaryl-L-carnitine-d6 chloride contains an isotopic label to be used as an internal standard for tandem mass spectrometry.
  • (C6) Hexanoyl-L-carnitine-d3
    C6-Carnitine-d3 is one of the derivatives of the L-isomer of hexanoylcarnitine, labeled with stable isotopes.
  • (C8) Octanoyl-L-carnitine-d3
    Deuterated octanoyl-L-carnitine is used as an internal standard for the quantification of octanoyl-L-carnitine by GC or LC-MS.

Isotopically labeled amino acid standards

Isotope-labeled amino acids in high chemical purity for mass spectrometry.
  • D,L-Arginin-d3
    D,L-Arginin-d3 ist ein mit stabilem Isotop markiertes Arginin, das in Studien mittels Massenspektrometrie (MS) verwendet wird.
  • D,L-Glutamic acid-d3
    D,L-Glutamic-2,4,4-d3 acid is a deuterium-labeled amino acid used as a standard for quantification of glutamic acid and glutamine by chromatographic methods with tandem mass spectrometry.
  • L-Citrullin-d2
    Citrullin-d2, deuteriertes Citrullin, wird als stabil isotopenmarkierter interner Standard für quantitative Anwendungen verwendet.
  • L-Leucine-d3
    L-Leucine-5,5,5-d3 is the deuterium labeled amino acid L-Leucine.
  • L-Methionine (S-methyl-d3)
    L-Methionine-d3 is the deuterium labeled amino acid L-methionine.
  • L-Ornithine-d2
    Deuterated L-Ornithine used as stable isotope labeled internal standard for quantitative applications.
  • L-Phenylalanine (ring-d5)
    L-Phenylalanine-d5 is a stable isotope of amino acid phenylalanine.
  • L-Tyrosine (ring-d4)
    L-Tyrosine-d4, deuterated amino acid tyrosine with a phenyl ring.

Isotopically labeled vitamin standards

Isotope-labeled vitamins for the quantitative analysis based on liquid chromatography - tandem mass spectrometry (LC-MS/MS).
  • Retinol-d5
    Retinol-d5 is a biologically active form of fat-soluble vitamin A, with a stable deuterium label for quantitative studies by MS methods.
  • alpha-Tocopherol-d6
    alpha-Tocopherol-d6 is a deuterated form of vitamin E for mass spectrometry.

Isotopically labeled hormone standards

Isotope-labeled hormones used in metabolic research.
  • 5α-Dihydrotestosterone-d3
    Stable isotope labeled 5α-dihydrotestosterone for use as an internal standard by tandem mass spectrometry (MS/MS) methods.
  • Androstenedione-d7
    Androstenedione-d7 is a deuterium-labeled androstenedione and is intended for use as an analytical reference standard in GC- or LC-MS.
  • Estradiol-d3
    Estradiol-d3 is the deuterium labeled estradiol, intended for use as an internal standard for the quantification of estradiol by GC- or LC-MS.
  • Melatonin-d3
    Melatonin-d3 is a deuterium-labeled primary pineal gland hormone, melatonin.
  • Progesterone-d9
    Progesterone-d9 is the deuterium labeled progesterone and intended for use as an internal standard for quantification of progesterone through GC- or LC-MS methods.
  • Testosterone-d3
    Testosterone-d3 is an analytical reference standard for the quantification of testosterone by GC- or LC-MS.
  • Сortisol-d4
    Cortisol-d4 (Hydrocortisone-d4) is deuterated cortisol and intended for use as an internal standard for the quantification of hydrocortisone/cortisol by GC- or LC-MS.

Verschiedene isotopenmarkierte Verbindungen

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