Protein Modification Reagents
Selleck Chemical LLC Bestatin 10mg 58970-76-6 Ubenimex
Bestatin (Ubenimex) is a potent aminopeptidase-B and leukotriene (LT) A4 hydrolase inhibitor, used in the treatment of acute myelocytic leukemia. *For Research & Development use only. Product is not intended for drug, household, or human consumption.
Medchemexpress LLC Alkyne Cholesterol | 1631985-09-5 | C26H40O | 1 MG
Alkyne Cholesterol is a modified lipid that functions as a click chemistry reagent containing an alkyne group. This terminal alkyne group enables highly specific linking reactions with azide-containing reagents in the presence of a copper (Cu)-containing catalyst. It can be utilized for tracking cellular cholesterol metabolism and localization.
- Functions as a click chemistry reagent
- Contains a terminal alkyne group
- Facilitates specific linking reactions with azide-containing reagents
- Requires a copper-containing catalyst
- Used for tracking cellular cholesterol metabolism
- Used for tracking cellular cholesterol localization
Medchemexpress LLC Dspe-peg2-mal | 1915739-87-5 | 99.9% | C55H100N3O14P | 10MG
DSPE-PEG2-mal is a PEG-based linker comprising a distearoylphosphatidylethanolamine (DSPE) lipid connected via a short PEG2 spacer to a maleimide functional group. It is intended for thiol-selective conjugation and linker installation in PROTACs, lipidated probes, and general bioconjugation research.
- Contains a maleimide terminus for selective reaction with thiols.
- Features a short PEG2 spacer to enhance solubility and flexibility.
- Includes a DSPE lipid moiety for membrane anchoring and lipidation.
- High reported purity supports reproducible synthesis and analysis.
- Solid, white to off-white form for ease of handling and storage.
- Available in multiple small-scale pack sizes suitable for research use.
Medchemexpress LLC Mal-amido-PEG8-NHS ester | 756525-93-6 | MFCD11041144 | 99.2% | 689.71 g/mol | C30H47N3O15 | 50 MG
Mal-amido-PEG8-NHS ester is a bifunctional PEG-based linker bearing a maleimide and an NHS ester. It is designed for bioconjugation workflows to connect thiol- and amine-containing molecules, enabling assembly of PROTACs, antibody drug conjugates, and other conjugates. The PEG8 spacer improves solubility and flexibility, while the reactive termini support efficient, site-selective coupling.
eMolecules Cbz-N-amido-PEG3-acid | Broadpharm | 1310327-18-4 | MFCD28142484 | 355.387 | C17H25NO7 | 98.000 | OC(=O)CCOCCOCCOCCNC(=O)OCc1ccccc1 | 1g | 263744768
Cbz-N-amido-PEG3-acid | Broadpharm | 1310327-18-4 | MFCD28142484 | 355.387 | C17H25NO7 | 98.000 | OC(=O)CCOCCOCCOCCNC(=O)OCc1ccccc1 | 1g | 263744768