Isotopically Labeled Compounds
Medchemexpress LLC Acetamide-d5 | 33675-83-1 | MFCD00190374 | 98.9% | 64.10 | C2D5NO | 50mg
Acetamide-d5 is the deuterium labeled Acetamide[1] Acetamide is used as an intermediate in the synthesis of methylamine thioacetamide and insecticides and as a plasticizer in leather cloth and coatings Acetamide has carcinogenicity[2][3]
Cambridge Isotope Laboratories Vitamin B6 (Pyridoxine:HCl) (4,5-bis(hydroxymethyl)-13C4, 99%), 58-56-0, MFCD00012807, 0.01g
Molecular Formula C8H11NO3.ClH, Chemical Purity 98%, Molecular Weight 209.61
Cambridge Isotope Laboratories Parlar 69 (unlabeled) 10 ug/mL in nonane 1 2 mL
Parlar 69 (unlabeled) 10 ug/mL in nonane 1 2 mL
Medchemexpress LLC Acetylcholine-d9 (chloride) | 344298-95-9 | 99.0% | 5 MG
Acetylcholine-d9 (chloride) is a deuterium-labeled Acetylcholine chloride, a neurotransmitter and a potent, BBB-permeable cholinergic agonist. It modulates dopaminergic neuron activity by stimulating nicotinic acetylcholine receptors (nAChRs) and inhibits p53 mutant peptide aggregation in vitro.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cambridge Isotope Laboratories Desethylatrazine (unlabeled) 100 ug/mL in acetonitrile 1 2 mL
Desethylatrazine (unlabeled) 100 ug/mL in acetonitrile 1 2 mL
Cambridge Isotope Laboratories DL-CYSTATHIONINE (3,3,4,4-D4, 98%), 0.05 G, 146764-57-0
DL-CYSTATHIONINE (3,3,4,4-D4, 98%), 0.05 G, 146764-57-0
Cayman Chemical DeoxycholIc AcIdodIum salt 5g
A secondary bile acid; inhibits TCA-induced spore germination in seven C. difficile strains at 0.2% v/v; inhibits growth and decreases the cytotoxicity of C. difficile culture supernatants to Vero cells at 0.02% v/v; inhibits ionizing radiation-induced p53-dependent transcription in a reporter assay using HCT116 cells at 200 µM; fecal and intestinal tissue levels are increased in a rat model of high-fat diet-induced obesity compared with rats fed a normal diet; increased serum levels have been found in patients with colorectal cancer
Medchemexpress LLC Lyso GB3-d7 | 2315262-44-1 | MFCD00036354 | ≥99.0% | 792.96 | 100 UG
Lyso GB3-d7 is deuterium labeled Lyso GB3. It is for research use only and can be used as a tracer and as an internal standard for quantitative analysis.
- Used as a tracer
- Internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Stable heavy isotopes incorporated into drug molecules
- Deuteration can influence pharmacokinetic and metabolic profiles of drugs
Cayman Chemical Pmozde-d4 1mg
An internal standard for the quantification of pimozide by GC- or LC-MS
Medchemexpress LLC 1,3-propanediol-d8 | 285978-25-8 | MFCD01074016 | 98.9% | 84.14 | C3D8O2 | 5 MG
1,3-Propanediol-d8 is the deuterium-labeled isotopologue of 1,3-propanediol used as an internal standard and analytical reference for mass spectrometry, isotope tracing, and other research applications. It has molecular formula C3D8O2, molecular weight 84.14, and CAS 285978-25-8.
- Deuterium-labeled standard for quantitative analysis by GC-MS and LC-MS.
- High isotopic enrichment for accurate isotope tracing experiments.
- High chemical purity suitable for analytical workflows.
- Available in small quantities that are convenient for method development.
- Compatible with common sample preparation and derivatization protocols.
Medchemexpress LLC Thymidine-15N2 | 50-89-5 | 244.22 | 5 MG
Thymidine-15N2 is the 15N labeled Thymidine, a specific precursor of deoxyribonucleic acid. It is used as a cell synchronizing agent and functions as a DNA synthesis inhibitor, capable of arresting cells at the G1/S boundary prior to DNA replication. Stable heavy isotopes, such as 15N, are incorporated into drug molecules to serve as tracers for quantitation during drug development.
- Used as a tracer and an internal standard for quantitative analysis.
- Can be analyzed by NMR, GC-MS, or LC-MS techniques.
- Functions as a DNA synthesis inhibitor.
- Arrests cells at the G1/S boundary.
- Suitable for metabolic flux analysis.
- Applied in various research areas, including cancer, cell cycle, and anti-infection studies.
Cayman Chemical NIcorndIl-d4 10mg
An internal standard for the quantification of nicorandil by GC- or LC-MS
Cambridge Isotope Laboratories TETRACOSANOIC ACID (12,12,13,13-D4, 98%), 0.1 G
TETRACOSANOIC ACID (12,12,13,13-D4, 98%), 0.1 G