Isotopically Labeled Compounds
![Revvity Health Sciences Inc L-[<sup>35</sup>S]-Methionine, 5mCi (185MBq), Specific Activity:>800Ci (29.6TBq)/mmole, 50mM Tricine, 10mM BME](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812300.jpg-250.jpg)
Revvity Health Sciences Inc L-[35S]-Methionine, 5mCi (185MBq), Specific Activity:>800Ci (29.6TBq)/mmole, 50mM Tricine, 10mM BME
L-[35S]-Methionine, 5mCi (185MBq), Specific Activity:>800Ci (29.6TBq)/mmole, 50mM Tricine, 10mM BME
Medchemexpress LLC L-Leucine-1-13C,15N | 80134-83-4 | 133.16 | 50 MG
L-Leucine-1-13C,15N is the 13C- and 15N-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway. This compound can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Activates the mTOR signaling pathway.
- 13C- and 15N-labeled L-Leucine.
- Essential branched-chain amino acid (BCAA).
Medchemexpress LLC Tetracosanoic-12,12,13,13-d4 acid | 1219794-59-8 | 99.8% | 50MG
Tetracosanoic-12,12,13,13-d4 acid | 1219794-59-8 | 99.8% | 50MG
Medchemexpress LLC L-Tyrosine-d4 | 62595-14-6 | MFCD00079605 | 185.21 | 5 MG
L-Tyrosine-d4 is a deuterium labeled L-Tyrosine. L-Tyrosine is a non-essential amino acid which can inhibit citrate synthase activity in the posterior cortex.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Succinic acid-13C2 | 79864-95-2 | 120.07 | 5 MG
Butanedioic acid-13C2 is the 13C labeled Succinic acid. Succinic acid is an intermediate product of the tricarboxylic acid cycle and can be used as a precursor for various industrially important chemicals in food, chemical, and pharmaceutical industries. It is also described as a potent and orally active anxiolytic agent. This product is for research use only and not for sale to patients.
- Butanedioic acid-13C2 is the 13C labeled succinic acid.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Purity: 99.0%.
- Appearance: Solid, white to off-white.
Medchemexpress LLC L-Citrulline-d4 | 1217474-00-4 | 179.21 | 1 MG
L-Citrulline-d4 is a deuterium labeled form of L-Citrulline, an amino acid derived from ornithine in various metabolic pathways. It serves as a tracer and an internal standard for quantitative analysis using techniques like NMR, GC-MS, or LC-MS. Deuteration, the incorporation of stable heavy isotopes into drug molecules, is used for quantitation during drug development and can influence the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer for quantitative analysis.
- Functions as an internal standard for analytical methods.
- Suitable for NMR, GC-MS, or LC-MS applications.
- Can affect pharmacokinetic and metabolic profiles.
Medchemexpress LLC Metoprolol-d5 | 959786-79-9 | 96.9% | 272.39 | 1 MG
Metoprolol-d5 is the deuterium labeled Metoprolol, an orally active, selective β1-adrenoceptor antagonist. It exhibits anti-inflammation, antitumor, and anti-angiogenic properties. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules for quantitation during drug development, with deuteration specifically impacting pharmacokinetic and metabolic profiles.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC L-Lysine-13C6,15N2 hydrochloride | 1200447-00-2 | 190.59 | 1 MG
L-Lysine-13C6,15N2 (hydrochloride) is the 13C- and 15N-labeled form of L-Lysine hydrochloride. L-lysine hydrochloride is an essential amino acid for humans with various benefits, including treating herpes, increasing calcium absorption, reducing diabetes-related illnesses, and improving gut health. It is for research use only and not sold to patients.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotopes have been incorporated into drug molecules as tracers for quantitation.
- Deuteration has gained attention due to its potential to affect pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Progesterone-d9 (Pregn-4-ene-3,20-dione-d9) | 15775-74-3 | 323.52 | 5 MG
Progesterone-d9 is a deuterium-labeled version of Progesterone, a steroid hormone essential for regulating the menstrual cycle and crucial for pregnancy.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Cayman Chemical BAY 57-1293-d4 1mg
An internal standard for the quantification of BAY 57-1293 by GC- or LC-MS
Medchemexpress LLC L-Glutamine-15N-1 | 59681-32-2 | 147.14 | 25 MG
L-Glutamine-15N-1 is the 15N-labeled L-Glutamine. L-Glutamine (L-Glutamic acid 5-amide) is a non-essential amino acid abundantly present throughout the body and involved in many metabolic processes. It provides a source of carbons for oxidation in some cells.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotopes are incorporated into drug molecules, primarily as tracers for quantitation during drug development.
Medchemexpress LLC L-Tyrosine-d2-1 | 30811-19-9 | 183.20 | 250 MG
L-Tyrosine-d2-1 is a deuterium labeled version of L-Tyrosine, a non-essential amino acid known to inhibit citrate synthase activity in the posterior cortex. It is intended for research use only.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium substitution can influence pharmacokinetic and metabolic profiles.
Medchemexpress LLC L-Serine-13C3,15N | 202407-34-9 | 109.06 | 25 MG
L-Serine-13C3,15N is the 13C- and 15N-labeled L-Serine. L-Serine ((-)-Serine; (S)-Serine), one of the so-called non-essential amino acids, plays a central role in cellular proliferation. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.