Mal-PEG4-NHS

Name: Mal-PEG4-NHS
Brand: BOC Sciences
Rating: 5 (1 reviews)

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Category	Mal-PEGn-NHS ester
Catalog NO.	BPG-3588
Product Name	Mal-PEG4-NHS
CAS	1325208-25-0
Molecular Formula	C19H26N2O10
Molecular Weight	442.42

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Description	Mal-PEG4-NHS is a heterobifunctional ADC linker that combines maleimide and NHS ester functionalities, enabling thiol and amine conjugation. The PEG4 spacer enhances hydrophilicity and biocompatibility, ideal for stable antibody-drug conjugation.
Synonyms	Mal-PEG4-NHS ester; 2,5-dioxopyrrolidin-1-yl 1-(2,5-dioxo-2H-pyrrol-1(5H)-yl)-3,6,9,12-tetraoxapentadecan-15-oate; 4,7,10,13-Tetraoxapentadecanoic acid, 15-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)-, 2,5-dioxo-1-pyrrolidinyl ester; 2,5-dioxopyrrolidin-1-yl 1-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)-3,6,9,12-tetraoxapentadecan-15-oate; 1-{15-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-15-oxo-3,6,9,12-tetraoxapentadec-1-yl}-1H-pyrrole-2,5-dione; 1H-Pyrrole-2,5-dione, 1-[15-[(2,5-dioxo-1-pyrrolidinyl)oxy]-15-oxo-3,6,9,12-tetraoxapentadec-1-yl]-
IUPAC Name	(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-(2,5-dioxopyrrol-1-yl)ethoxy]ethoxy]ethoxy]ethoxy]propanoate
SMILES	C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCN2C(=O)C=CC2=O
InChI	InChI=1S/C19H26N2O10/c22-15-1-2-16(23)20(15)6-8-28-10-12-30-14-13-29-11-9-27-7-5-19(26)31-21-17(24)3-4-18(21)25/h1-2H,3-14H2
InChIKey	TUPOSLKVPPFQGR-UHFFFAOYSA-N
Boiling Point	580.5±60.0°C (Predicted)
Purity	≥98%
Density	1.36±0.1 g/cm3 (Predicted)
Solubility	Soluble in DCM, DMSO
Related CAS	357277-60-2 (polymer) 1303508-68-0 (polymer) 1520853-90-0 (polymer) 1802486-72-1 (polymer)
Appearance	Light Yellow Oily Matter
Storage	Store at 2-8°C under inert gas (nitrogen or argon)

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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.