Chinese name: methoxy-polyethylene glycol-rhodamine.
Product Name: MPEG-RB
Synonyms: mpeg-rhodamine
Molecular weight: 1k, 2k, 34K, 5K, 10K, 20K (can be customized on demand).
End group substitution rate: 95%+
Storage conditions: -20°C, protect from light and moisture.
Appearance: viscous liquid or solid powder, depending on the molecular weight.
Solubility: Soluble in most organic solvents, such as: DCM, DMF, DMSO, THF, etc. It has good solubility in water.
Uses: Only for scientific research, not for human body.
MPEG-RB, also known as methoxy-polyethylene glycol-rhodamine, is a polymer material with fluorescent properties. Its synthesis is mainly based on the chemical reaction of polyethylene glycol (PEG) and rhodamine (RB). First, MPEG-RB is synthesized by reacting with rhodamine by methoxy-polyethylene glycol. The key to this reaction is the use of methoxy as the reaction group, which reacts with polyethylene glycol to form stable ether bonds, thereby attaching rhodamine molecules to the polyethylene glycol chain.
MPEG-RB has a wide range of applications. Due to its good biocompatibility and fluorescence properties, it is widely used in biomedical fields, such as fluorescent probes, bioimaging, and drug carriers. In terms of fluorescent probes, MPEG-RB can be combined with antibodies, proteins, etc., to form probes with fluorescent properties, which can be used to detect target molecules in living organisms. In bioimaging, MPEG-RB can be used as a fluorescent dye to stain cells, tissues, or organs to observe their structure and function under the microscope.