Oxazinanes
Medchemexpress LLC Rhodamine B isothiocyanate | 36877-69-7 | 97.1% | 536.09 | 50 MG
Rhodamine B isothiocyanate (RBITC) is a fluorescent dye commonly used in biological imaging and labeling applications. It possesses an isothiocyanate functional group that allows covalent attachment to amino groups on proteins and other biomolecules, facilitating fluorescent labeling of cells and tissues. RBITC emits a bright orange-red fluorescence when excited by green light, making it easily detectable and useful for tracking labeled molecules in complex samples. Its stability and sensitivity have led to its widespread use in various research fields, including cell biology, immunology, and neurobiology.
- Utilized in biological imaging and labeling
- Enables covalent attachment to amino groups on proteins and other biomolecules
- Emits bright orange-red fluorescence under green light excitation
- Suitable for tracking labeled molecules in complex samples
- Widely used in cell biology, immunology, and neurobiology research
Medchemexpress LLC Rhodamine B isothiocyanate | 36877-69-7 | MFCD00041787 | 98.0% | 536.09 g/mol | C29H30ClN3O3S | 5 MG
Rhodamine B isothiocyanate is a xanthene-derived fluorescent labeling reagent containing an isothiocyanate functional group for covalent conjugation to primary amines. Provided as a solid, it produces strong red fluorescence for biochemical labeling, microscopy, and fluorescence assays, and is suitable for preparing labeled proteins, peptides, and other biomolecules.
- Provides bright red fluorescence for sensitive detection and imaging.
- Reacts with primary amines via isothiocyanate chemistry for stable covalent labeling.
- High purity (~98.0%) for reproducible conjugation results.
- Solid form allows easy handling and long-term storage when protected from light.
- Compatible with common fluorescence detection systems and imaging filters.
Medchemexpress LLC Rhodamine B isothiocyanate | 36877-69-7 | 95.7% | 536.09 | 10 MG
Rhodamine B isothiocyanate (RBITC) is a fluorescent dye used in biological imaging and labeling applications. It features an isothiocyanate functional group that allows for covalent attachment to amino groups on proteins and other biomolecules. This makes it suitable for fluorescent labeling of cells and tissues.
- Emits a bright orange-red fluorescence when excited by green light.
- Facilitates the detection and tracking of labeled molecules within complex samples.
- Offers stability and sensitivity, making it useful in cell biology, immunology, and neurobiology.
- Can be utilized as a biochemical reagent for life science-related research.
AdipoGen N-2-Aminoethylbiotinamid HCl
Chemical. CAS 111822-45-8. Formula C12H23ClN4O2S. MW 322.85. Synthetic. Amino derivative of biotin that can be used as an intracellular label for cells, particularly neurons. It is used for neuronal tracing studies by visualizing neural architecture and for the identification of gap junction coupling. It is better soluble and non-toxic compared to other neuronal labels. It remains longer in cellsand can be fixed with formalin or glutaraldehyde. It can be detected using avidin or streptavidin systems with either chromogenic or fluorescence visualization methods.
AdipoGen N-2-Aminoethylbiotinamid HCl
Chemical. CAS 111822-45-8. Formula C12H23ClN4O2S. MW 322.85. Synthetic. Amino derivative of biotin that can be used as an intracellular label for cells, particularly neurons. It is used for neuronal tracing studies by visualizing neural architecture and for the identification of gap junction coupling. It is better soluble and non-toxic compared to other neuronal labels. It remains longer in cellsand can be fixed with formalin or glutaraldehyde. It can be detected using avidin or streptavidin systems with either chromogenic or fluorescence visualization methods.
Medchemexpress LLC 2H,2H,3H,3H-perfluorooctanoic acid | 914637-49-3 | 99.8% | 342.10 g/mol | C8H5F11O2 | 25 MG
2H,2H,3H,3H-perfluorooctanoic acid is an isotopically labeled perfluorooctanoic acid used as a reference standard and tracer in analytical and biochemical research. It is supplied as a white to off-white solid with high purity and a molecular weight of 342.10 g/mol.
- Isotopically labeled with 2H and 3H.
- High purity: 99.8% (GC).
- Appearance: white to off-white solid.
- Molecular weight: 342.10 g/mol.
- Applications: analytical reference, tracer studies, assay development.
Medchemexpress LLC 13,14-Dihydro-15-keto-PGE2-d9 | 2750534-81-5 | 361.52 | 25 UG
13,14-Dihydro-15-keto-PGE2-d9 is the deuterium labeled 13,14-Dihydro-15-keto-PGE2. 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.
- Deuterium labeled compound
- Incorporates stable heavy isotopes of hydrogen, carbon, and other elements
- Affects pharmacokinetic and metabolic profiles of drugs
- For research use only
Medchemexpress LLC 7-dimethylaminocoumarin-4-acetic acid | 80883-54-1 | MFCD00857826 | 98.1% | 247.25 g/mol | C13H13NO4 | 250 MG
7-Dimethylaminocoumarin-4-acetic acid is a coumarin-based fluorescent probe used in fluorescence assays, labeling, and assay development. It is supplied as a solid reagent with documented purity, solubility, and storage guidance suitable for in vitro and formulation studies.
- Fluorescent probe with coumarin core.
- Purity 98.05%.
- Molecular weight 247.25 g/mol.
- Molecular formula C13H13NO4.
- CAS number 80883-54-1.
- Recommended solvent: DMSO (100 mg/mL); requires ultrasonic treatment; use newly opened DMSO.
- Storage: 4°C, protect from light; in solution: -80°C (6 months), -20°C (1 month).
- Suitable for small-scale fluorescence and labeling experiments.
Medchemexpress LLC 3-Amino-2-oxazolidinone-d4 | 1188331-23-8 | 99.9% | 106.12 | 5 MG
3-Amino-2-oxazolidinone-d4 (AOZ-d4) is a deuterium labeled 3-Amino-2-oxazolidinone, which is the metabolite of Furazolidone. 3-Amino-2-oxazolidinone is always detected as an indicator of furazolidone residues in vivo and is orally active. It can be used as a tracer or as an internal standard for quantitative analysis.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Orally active
AdipoGen 5-DTAF hydrochloride
Chemical. CAS 21811-74-5. Formula C23H12Cl2N4O5 . HCl. MW 495.3 . 36.5. Synthetic. 5-DTAF is highly reactive with proteins. Unlike other reactive fluoresceins, 5-DTAF not only reacts with amino groups, but also reacts with thiol groups and even directly reacts with hydroxy groups such as polysaccharides and other alcohols in aqueous solution at pH above 9. Due to its high reactivity, 5-DTAF is also used to label carbohydrates. Spectral properties Abs/Em = 492/517 nm
Medchemexpress LLC S-2-(4-isothiocyanatobenzyl)-1,4,7,10-tetraazacyclododecane tetraacetic acid | 1020407-41-3 | 99.8% | 551.61 g/mol | C24H33N5O8S | 10 MG
(S)-p-SCN-Bn-DOTA is a bifunctional DOTA-derived chelator used in radiopharmaceutical research. It incorporates an isothiocyanatobenzyl reactive group for covalent attachment to biomolecules and a macrocyclic DOTA core for stable radiometal coordination.
- Enables stable chelation of radiometals for imaging and therapy.
- Provides an isothiocyanate reactive handle for covalent conjugation to proteins and peptides.
- Suitable for labeling studies in small research quantities.
- High chemical purity supports reproducible conjugation and radiolabeling.
- Solid form with recommended cold storage to maintain stability.
Medchemexpress LLC 3-Amino-2-oxazolidinone-d4 (AOZ-d4) | 1188331-23-8 | 99.9% | 106.12 | 1 MG
3-Amino-2-oxazolidinone-d4 (AOZ-d4) is a deuterium labeled version of 3-Amino-2-oxazolidinone (HY-W012982). 3-Amino-2-oxazolidinone (AOZ) is a metabolite of Furazolidone (HY-B1336) and serves as an indicator of furazolidone residues in vivo. It is orally active and can be used as a tracer or as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. The product appears as a white to off-white solid. 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.
Medchemexpress LLC 3-(3-methyl-3H-diazirin-3-yl)propanoic acid | 25055-86-1 | MFCD19228230 | >97.0% | 128.13 g/mol | C5H8N2O2 | 250 MG
3-(3-methyl-3H-diazirin-3-yl)propanoic acid is a diazirine-containing carboxylic acid used as a chemical intermediate and photoreactive building block in organic and medicinal chemistry. It is employed to introduce a photo-crosslinking diazirine moiety into target molecules for probe synthesis and study of biomolecular interactions.
- Small, 128.13 g/mol carboxylic acid with formula C5H8N2O2.
- Contains a diazirine photoreactive group for carbene generation upon irradiation.
- Useful as a synthetic intermediate for probe and drug analog synthesis.
- Enables photoaffinity labeling and covalent capture of interaction partners.
- Typically supplied at high purity suitable for research applications (suppliers list ≥97%).
Medchemexpress LLC 5,6-Dihydro-5-methyluracil-d6 | 334473-42-6 | 1 MG
5,6-Dihydro-5-methyluracil-d6 is the deuterium-labeled version of 5,6-Dihydro-5-methyluracil (Dihydrothymine). Dihydrothymine is an intermediate breakdown product of thymine, found in animals and plants, and can be toxic at abnormally high levels. This compound is intended for research use only and is not sold to patients.
- Application as a tracer
- Internal standard for quantitative analysis using techniques like NMR, GC-MS, or LC-MS
- Deuterium substitution can influence the pharmacokinetic and metabolic profiles of drugs
- High purity (99%)
- Appearance: solid, white to off-white in color
- Molecular formula: C5H2D6N2O2
- Molecular weight: 134.17