Hydroxybenzoic Acid Derivatives
Medchemexpress LLC Fluorescein hydrazide | 78044-20-9 | MFCD30470113 | C20H14N2O4 | 50 MG
Fluorescein hydrazide is a sensitive fluorescent probe designed to detect Hg2+ and Co2+. It exhibits clear color and fluorescence changes upon interaction with these ions. This compound is synthesized through the reaction of fluorescein and hydrazine, featuring an excitation wavelength of 508 nM and an emission wavelength of 531 nM.
- Forms a complex with Hg2+, altering absorption and fluorescence spectra
- Applicable for detecting mercury pollution in water, food, and biological samples
- Useful in environmental monitoring, food safety, and biomedicine
Medchemexpress LLC Fluorescein hydrazide | 78044-20-9 | MFCD30470113 | C20H14N2O4 | 100 MG
Fluorescein hydrazide is a sensitive fluorescent probe that induces noticeable color and fluorescence changes in the presence of Hg2+ and Co2+. It is prepared by the reaction of fluorescein and hydrazine. This probe exhibits an excitation wavelength of 508 nM and an emission wavelength of 531 nM.
- Sensitive fluorescent probe for Hg2+ and Co2+.
- Induces obvious color and fluorescence changes.
- Excitation wavelength of 508 nM and emission wavelength of 531 nM.
- Forms a complex with Hg2+, triggering structural changes.
- Useful for detecting mercury pollution in water, food, and biological samples.
- Applicable in environmental monitoring, food safety, and biomedicine.
Medchemexpress LLC Rhodamine B hydrazide | 74317-53-6 | MFCD07808762 | 99.9% | 456.58 g/mol | C28H32N4O2 | 50MG
Rhodamine B hydrazide is a fluorescent derivative of rhodamine B used as a chemical probe for detection of sulfite, reactive oxygen/nitrogen species, and certain metal ions. It is supplied as a solid research reagent, is soluble in DMSO at 100 mg/mL, and is commonly used in fluorescence-based assays.
- Fluorescent probe with spirocyclic rhodamine B structure.
- Detects sulfite and reactive species such as peroxynitrite and hydroxyl radicals.
- Sensitive to metal ions including copper(II) and mercury(II).
- Molecular formula C28H32N4O2.
- Molecular weight 456.58 g/mol.
- High purity (~99.9%) and supplied in small milligram pack sizes.