Cat. No. Product Name CAS No.
BPG-4740 N-Mal-N-bis(PEG4-acid) 2100306-52-1 Inquiry
BPG-4741 N-Mal-N-bis(PEG8-acid) Inquiry
BPG-4742 N-Mal-N-bis(PEG8-NHS ester) Inquiry
BPG-4743 N-(Mal-PEG6)-N-bis(PEG3-Boc) Inquiry

Why BOC Sciences?

  • Large Stock

    More than 2000+ products in inventory

  • Global Delivery

    Warehouses in multiple cities to ensure fast delivery

  • mg to kg

    Multi specification for academic research and industrial production

  • 24/7 Technical Support

    Strict process parameter control to ensure product quality



Our Feature

BOC Sciences supplies a unique variety of PEG derivatives and functional PEG polymers. Our products offer the most diverse collection of reactivity, ready-to-use functionality, and molecular weight options that you will not find anywhere else.

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PEGylation of Peptides and Proteins

PEGylation of Peptides
and Proteins

Reduce the Immunogenicity of Peptide/Protein Drugs

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PEG linkers For Drug

Improved Circulation Half-Life

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