Isotopically Labeled Compounds
Cayman Chemical Sulfamethoxazole-d4 25mg
An internal standard for the quantification of sulfamethoxazole by GC- or LC-MS
Medchemexpress LLC L-serine (13C3,15N,d3) | 1994299-33-0 | 99.6% | 112.08 g/mol | ¹³C₃H₄D₃¹⁵NO₃ | 10 MG
Isotopically labeled L-serine for use as a tracer or internal standard in mass spectrometry and metabolic studies. Supplied for research use, the compound contains 13C, 15N, and deuterium labels and is characterized by high chemical purity.
- Isotopically labeled amino acid (13C3, 15N, d3)
- Intended for tracer studies and internal standard use in MS
- Purity 99.6% (GC)
- Molecular weight 112.08 g/mol
- CAS number 1994299-33-0
- Provided as a small research quantity suitable for analytical use
![Revvity Health Sciences Inc Acetic Acid, Sodium Salt, [1,2-<sup>14</sup>C]-, 50µCi (1.85MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812387.jpg-250.jpg)
Revvity Health Sciences Inc Acetic Acid, Sodium Salt, [1,2-14C]-, 50µCi (1.85MBq)
Acetic Acid, Sodium Salt, [1,2-14C]-, 50µCi (1.85MBq)
Medchemexpress LLC ZLN005-d4 | 2410443-42-2 | 99.5% | 254.36 | 5 MG
ZLN005-d4 is a deuterium labeled form of ZLN005, which is a potent activator of peroxisome proliferator-activated receptor-γ coactivator-1α (PGC-1α). Deuterium substitution can impact the pharmacokinetic and metabolic profiles of drugs.
- 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-15N2 (hydrochloride) | 1217460-44-0 | 184.64 | 25 MG
L-Lysine-15N2 hydrochloride is the 15N-labeled L-Lysine hydrochloride. It is an essential amino acid for humans with various benefits including treating herpes, increasing calcium absorption, reducing diabetes-related illnesses and improving gut health.
- 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.
Cambridge Isotope Laboratories Aldicarb (unlabeled) 100 ug/mL in acetonitrile 1 2 mL
Aldicarb (unlabeled) 100 ug/mL in acetonitrile 1 2 mL
Medchemexpress LLC D-glucose-13C-1 | 84270-10-0 | 99.9% | 181.15 | C5(13C)H12O6 | 10 MG
D-Glucose-13C-1 is D-(+)-glucose labeled with 13C at the C-1 position and supplied as a high-purity isotopic tracer for metabolic and biochemical studies in preweighed laboratory quantities.
- 13C label at the C-1 position for tracing metabolic pathways.
- High isotopic and chemical purity (99.9%).
- Provided in small preweighed quantities suitable for analytical experiments.
- Molecular weight 181.15 and CAS number 84270-10-0 for unambiguous identification.
- Stable solid form for routine laboratory storage and handling.
Cambridge Isotope Laboratories L-PHENYLALANINE (1-13C, 99%), 1 G, 81201-86-7
L-PHENYLALANINE (1-13C, 99%), 1 G, 81201-86-7
Cambridge Isotope Laboratories Diiodomethane copper wire (13C 99%) 0 5 g
Diiodomethane copper wire (13C 99%) 0 5 g
Medchemexpress LLC Methyl-warfarin-d3 | 38063-51-3 | 98.0% | 325.37 g·mol⁻1 | C20H15D3O4 | 10 MG
Methyl-warfarin-d3 is a deuterium-labeled methylated analog of warfarin provided as a research-use-only stable isotope reference standard for analytical and method-development applications.
- Deuterium-labeled methyl analog useful as an internal standard.
- High purity suitable for analytical use (≈98.0%).
- Molecular formula C20H15D3O4; molecular weight ~325.37 g·mol⁻1.
- Intended applications: LC-MS, GC-MS, NMR, and method development.
- Supplied as a 10 mg solid for laboratory use (research use only).
Medchemexpress LLC D-ribose-d5 | 99.1% | 155.16 g·mol⁻1 | C5H5D5O5 | 1 MG
D-Ribose-d5 is the deuterium-labeled form of D-ribose intended for use as a stable isotope reagent in metabolic, tracer, and analytical applications.
- Deuterium-labeled (d5) ribose for tracer and metabolic studies.
- High purity (99.10%) suitable for analytical applications.
- Molecular formula C5H5D5O5; molecular weight 155.16 g·mol⁻1.
- Useful as an internal standard for mass spectrometry and NMR.
- Supplied in small mg-scale quantities for research use.
Cayman Chemical NorsufentnIl-d3 500UG
An internal standard for the quantification of norsufentanil by GC- or LC-MS
Medchemexpress LLC Biotin-d2-1 | 1217481-41-8 | 99.7% | 1 MG
Biotin-d2-1 is a deuterium-labeled form of Biotin, an enzyme co-factor found in trace amounts in all living cells. This compound is intended for research use only and not for sale to patients.
- Can be utilized as a tracer in various applications.
- Can serve as an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS.
- Deuterium labeling has potential to influence pharmacokinetic and metabolic profiles of drugs.
![Revvity Health Sciences Inc Mannitol, D-[2-<sup>14</sup>C]-, 50µCi (1.85MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00001872-502097607.JPG-250.jpg)
Revvity Health Sciences Inc Mannitol, D-[2-14C]-, 50µCi (1.85MBq)
Mannitol, D-[2-14C]-, 50µCi (1.85MBq)