Biotin PEG2 maleimide *CAS 305372-39-8* is a solid, soluble in DMSO and havind the molecular formula Molecular Formula: C23H35N5SO7. It is useful used to label a variety of biological molecules and samples. Red cells are labeled with this spacered biotin, and the labeled cells can be detected in small blood samples (5 µL) with flow cytometry.
soluble in DMSO
Use appropriate protective equipment and methods to clean up spilled substances promptly.
Laboratory chemicals *For Research Use Only*
To order Biotin PEG2 maleimide *CAS 305372-39-8*, please use the Cat. Nr.3015 and submit your purchase order by email or by fax. A discount is available for larger or bulk quantities, please contact us for more information
Our specialists recommend you to follow carefully the pre-registered instructions for Biotin PEG2 maleimide *CAS 305372-39-8*
Biotin conjugates can be detected by horseradish peroxidase, alkaline phosphatase substrates or anti biotin conjugated antibodies. Avidin and Streptavidin bind to the small biotin and are couple to HRP or AP for ELISA. To break the streptavidin Biotin bond we suggest to use a 6 molar guanidine HCl solution with acidity of pH 1.6.
The CAS or CASRN registry number for chemical substances and identifying chemicals by the Chemical Abstract Service is a worldwide used identification of chemicals. This chemical can be supplied in purities of 98% or 95% purity by aat. Bulk in kg or liter volumes on request.