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Mal-PEG4-NHS ester

Catalog Number ACM1325208250-1
Product Name Mal-PEG4-NHS ester
CAS Number 1325208-25-0
Synonyms 4,7,10,13-Tetraoxapentadecanoic acid, 15-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)-, 2,5-dioxo-1-pyrrolidinyl ester
IUPAC Name (2,5-Dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-(2,5-dioxopyrrol-1-yl)ethoxy]ethoxy]ethoxy]ethoxy]propanoate
MW (10³) 442.4
Molecular Formula C19H26N2O10
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
InChI Key TUPOSLKVPPFQGR-UHFFFAOYSA-N
Boiling Point 580.5±60.0 °C at 760 mmHg
Flash Point 304.9±32.9 °C
Purity >90%
Density 1.4±0.1 g/cm3
Appearance Liquid
Storage -20±5 ºC
Description Mal-PEG4-NHS ester is a nonclaevable ADC linker containing a Maleimide group, 4-unit PEG and an NHS ester.
Complexity 659
Covalently-Bonded Unit Count 1
Exact Mass 442.15874503
Heavy Atom Count 31
Monoisotopic Mass 442.15874503
Type Heterobifunctional PEG Linkers
Refractive Index n20/D 1.547(lit.)
Topological Polar Surface Area 138 Ų

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