Carboximidamides
N,N'-Diisopropyl-O-(4-nitrobenzyl)isourea 95.0+%, TCI America™
CAS: 2978-11-2 Molecular Formula: C14H21N3O3 Molecular Weight (g/mol): 279.34 MDL Number: MFCD00042046 InChI Key: FYDMCLCYYCIDMZ-UHFFFAOYSA-N Synonym: O-(4-Nitrobenzyl)-N,N′C-diisopropylisourea, 1,3-Diisopropyl-2-(4-nitrobenzyl)isourea PubChem CID: 76317 IUPAC Name: (4-nitrophenyl)methyl N,N'-di(propan-2-yl)carbamimidate SMILES: CC(C)NC(=NC(C)C)OCC1=CC=C(C=C1)[N+](=O)[O-]
Medchemexpress LLC Vitamin K3-d8 | 478171-80-1 | MFCD01317514 | 98.9% | 180.23 g/mol | C11D8O2 | 5 MG
Vitamin K3-d8 is a deuterium-labeled analogue of vitamin K3 (menadione) used as an internal standard and tracer for quantitative analytical methods. It is supplied as a small-quantity research reagent for method development and accurate quantification in NMR, GC-MS, and LC-MS workflows.
- Deuterium-labeled internal standard for vitamin K3
- Suitable for NMR, GC-MS, and LC-MS quantitative analysis
- Molecular formula C11D8O2; molecular weight 180.23 g/mol
- High purity (manufacturer lists ~98.9%)
- Supplied in small-mass quantities suitable for method development
- For research use only; not for human or clinical use
TARGETMOL CHEMICALS INC Creatine-d3 hydrate 1MG
Also available in 5 mg, 10 mg, 25 mg, 50 mg and bulk. Please contact Fisher for quotes. Creatine-d3 hydrate (CREATINE-(METHYL-D3) MONOHYDRATE) is a deuterium labeled Creatine hydrate. Under physiological and in pathological conditions, Creatine hydrate is pivotal in energy metabolism of muscle and brain cells. Purity 92.96%
Medchemexpress LLC Creatine-13C | 687996-99-2 | 98.5% | 132.13 | 25 MG
Creatine-13C is a 13C labeled Creatine, which is an endogenous amino acid derivative. It plays a significant role in cellular energy, particularly in muscle and brain. It is intended for research use only.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis through methods like NMR, GC-MS, or LC-MS.
- Stable heavy isotope of carbon (13C) incorporated into the molecule.
Medchemexpress LLC Melitracen hydrochloride | 10563-70-9 | MFCD00242905 | 99.8% | 327.89 | C21H26ClN | 10 MG
Melitracen hydrochloride is a tricyclic antidepressant research compound supplied as the hydrochloride salt and used as a chemically characterized reference for laboratory studies. It inhibits norepinephrine and serotonin uptake and is provided in small, labeled packs for analytical and formulation work.
- High chemical purity (reported ~99.8%) for analytical applications.
- Hydrochloride salt form for consistent physicochemical properties.
- Molecular weight 327.89 and molecular formula C21H26ClN.
- Available in multiple small pack sizes suitable for research and testing.
- Supplied with product documentation and batch information.
Medchemexpress LLC Guanidine-d5 hydrochloride | 108694-93-5 | MFCClD6N3 | 98% | 25 MG
Guanidine-d5 (hydrochloride) is the deuterium labeled Guanidine hydrochloride. Guanidine hydrochloride (Guanidinium chloride) is a strong chaotrope and also a strong denaturant of proteins.
- 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 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.