Biotin and derivatives
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Medchemexpress LLC NHS-modified MMAF (trifluoroacetate) | 96.0% | 1165.34 | C57H87F3N8O14 | 50 MG
NHS-modified MMAF (trifluoroacetate) is an NHS-activated derivative of monomethyl auristatin F provided as the trifluoroacetate salt. It is used as a synthetic intermediate for preparing antibody-drug conjugate payload-linker constructs via NHS-ester-mediated conjugation to amines on antibody binders.
- NHS-activated derivative for conjugation chemistry.
- Provided as the trifluoroacetate salt for stability.
- High purity suitable for research and ADC synthesis.
- Available in research-scale quantities for lab use.
- Documented with COA and SDS for quality and safety information.
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Medchemexpress LLC Bis-PEG13-NHS ester | 2221949-00-2 | MFCD21363287 | 98.0% | 884.92 | C38H64N2O21 | 50 MG
Bis-PEG13-NHS ester is a bifunctional PEG-based linker containing N-hydroxysuccinimide (NHS) ester reactive groups that enable efficient amine conjugation; it is used as a cleavable linker in antibody-drug conjugate and PROTAC synthesis and for general bioconjugation chemistry.
- contains N-hydroxysuccinimide (NHS) ester reactive groups.
- functions as a cleavable linker for ADC and PROTAC synthesis.
- molecular formula C38H64N2O21, molecular weight 884.92.
- cas number 2221949-00-2 for unambiguous identification.
- purity 98.0% suitable for research applications.
- available in a 50 MG pack suitable for lab-scale synthesis.
- intended for research use only; not for human or clinical use.