Coumarins and derivatives
Medchemexpress LLC Coumarin-3-carboxylic acid | 531-81-7 | MFCD00006852 | 99.9% | 190.15 g/mol | C10H6O4 | 500 G
Coumarin-3-carboxylic acid is an aromatic coumarin derivative (C10H6O4, MW 190.15 g/mol) commonly used as a fluorescence probe for detection of hydroxyl radicals and as a synthetic intermediate in organic and medicinal chemistry. It is supplied in high purity suitable for research and is available in a range of laboratory pack sizes.
- Used as a fluorescence probe for hydroxyl radical detection
- Serves as a synthetic intermediate for coumarin derivatives
- High purity suitable for analytical and research use
- Available in multiple laboratory pack sizes, including bulk options
- Compatible with standard organic solvents for synthesis and analysis
Medchemexpress LLC Coumarin 314 | 55804-66-5 | MFCD00051334 | 98.0% | 313.3 g/mol | C18H19NO4 | 500 MG
Coumarin 314 is a fluorescent dye that exhibits intense absorption in the visible region and pronounced solvent-dependent spectral behavior. It is used as a visible-absorbing fluorophore for photophysical studies, fluorescence labeling, and materials research, and is supplied with analytical documentation for research use.
- Intense absorption in the visible region.
- Pronounced solvent-dependent spectral behavior.
- High stated purity of 98.0%.
- Available in small research quantities (100 mg, 250 mg, 500 mg; larger sizes by request).
- Manufacturer provides SDS, COA, and a data sheet for each batch.
- Suitable for fluorescence labeling and photophysical studies.
Medchemexpress LLC 3-aminocoumarin (3-aminochromen-2-one) | 1635-31-0 | MFCD00016965 | 161.16 g/mol | C9H7NO2 | 1 G
3-Aminocoumarin (3-aminochromen-2-one) is an organic intermediate commonly used in coordination chemistry and organic synthesis as a precursor to ligands and metal complexes. Supplied for research use, it is intended for preparative and exploratory synthesis workflows where a well-characterized coumarin derivative is required.
- Serves as an intermediate for synthesis of metal complexes and ligands.
- Suitable for coordination chemistry and related organic synthesis applications.
- Characterized small molecule: formula C9H7NO2, molecular weight 161.16 g/mol.
- Recommended storage: 4°C, protect from light; in solvent: -80°C (6 months), -20°C (1 month).
- Intended for research use only.
Medchemexpress LLC Coumarin-3-carboxylic acid | 531-81-7 | MFCD00006852 | 99.9% | 190.15 g/mol | C10H6O4 | 100 G
Coumarin-3-carboxylic acid is a coumarin derivative provided for research use as a white to off-white solid. It is used as a fluorescent probe for hydroxyl radicals and as a synthetic intermediate in coumarin chemistry. The material is offered in multiple package sizes to support analytical and preparative work.
- High purity suitable for research applications.
- Fluorescent probe for hydroxyl radical detection.
- Available in multiple package sizes including 100 g for scale-up.
- Solid white to off-white appearance, easy to weigh and store.
- Well-characterized chemical identifiers: CAS 531-81-7, C10H6O4.
Medchemexpress LLC 2-oxo-2H-1-benzopyran-3-carboxylic acid | 531-81-7 | MFCD00006852 | 99.9% | 190.15 g/mol | C10H6O4 | 50 G
Coumarin-3-carboxylic acid is a small-molecule research reagent (2-oxochromene-3-carboxylic acid) used as a fluorescent probe for hydroxyl radicals and as a synthetic building block. Supplied as a high-purity solid, it is suitable for in vitro studies and can be formulated for in vivo dosing when required.
Sigma Aldrich Fine Chemicals Biosciences 7-Methoxycoumarin >=98% | 531-59-9 | MFCD00006876 |
7-Methoxycoumarin >=98% | Purity: >=98% | Mol Wt: 176.17 | 531-59-9 | MFCD00006876 |
Medchemexpress LLC 3-aminocoumarin (3-aminochromen-2-one) | 1635-31-0 | MFCD00016965 | 99.2% | 161.16 | C9H7NO2 | 250 MG
3-Aminocoumarin (3-aminochromen-2-one) is a coumarin-derived organic intermediate used in research and chemical synthesis. It functions as a building block for the preparation of metal complexes and other functionalized coumarin derivatives, and is supplied as a laboratory research reagent with recommended storage instructions to preserve stability.
- Coumarin-derived intermediate for organic synthesis.
- Suitable for synthesis of metal complexes and functionalized derivatives.
- Molecular formula C9H7NO2; molecular weight 161.16 g/mol.
- Recommended storage: solid at 4°C, protect from light; solutions -80°C (6 months) or -20°C (1 month).
- Provided as a research reagent; follow appropriate safety and handling procedures.
Medchemexpress LLC 7-methoxycoumarin-3-carboxylic acid | 20300-59-8 | 97.0% | 220.18 g/mol | C11H8O5 | 25 G
7-Methoxycoumarin-3-carboxylic acid is a coumarin-based fluorescent dye used for labeling peptides and synthesizing fluorescent probes. It provides ultraviolet excitation and blue emission suitable for fluorescence assays, probe development, and HPLC derivatization. The material is supplied at research-grade purity for laboratory use.
- High purity (97.0%).
- Excitation 345 nm, emission 450 nm.
- Molecular weight 220.18 g/mol.
- Chemical formula C11H8O5.
- Available in multiple pack sizes including 25 g.
Medchemexpress LLC Coumarin 314 | 55804-66-5 | 250mg
Coumarin 314 is a dye which has an intense absorption in the visible and additionally presents a large solvent dependence[1]
Medchemexpress LLC HY-111919 10mg Medchemexpress, 3-Nitrocoumarin CAS:28448-04-6 Purity:>98%
Medchemexpress, HY-111919 10mg 3-Nitrocoumarin CAS:28448-04-6 3-Nitrocoumarin (3-NC) is a potent and selective Phospholipase C-γ (PLC-γ) inhibitor. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.