Ald-PEG4-NHS ester

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Category	CHO-Ph-CONH-PEGn-NHS ester
Catalog NO.	BPG-3574
Product Name	Ald-PEG4-NHS ester
CAS	1353011-74-1
Molecular Formula	C23H30N2O10
Molecular Weight	494.49

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Description	Ald-PEG4-NHS ester is a non-cleavable 4-unit PEG linker that can be used to synthesize antibody-conjugated drugs (ADCs).
Synonyms	CHO-Ph-CONH-PEG4-NHS ester; Ald-Ph-PEG4-NHS ester; Ald-Ph-PEG4-NHS; DF-PEG4-NHS; Ald-Ph-amido-PEG4-C2-NHS ester; 2,5-dioxopyrrolidin-1-yl 1-[(4-formylphenyl)formamido]-3,6,9,12-tetraoxapentadecan-15-oate; 2,5-dioxopyrrolidin-1-yl 1-(4-formylphenyl)-1-oxo-5,8,11,14-tetraoxa-2-azaheptadecan-17-oate; Benzamide, N-[15-[(2,5-dioxo-1-pyrrolidinyl)oxy]-15-oxo-3,6,9,12-tetraoxapentadec-1-yl]-4-formyl-; N-{15-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-15-oxo-3,6,9,12-tetraoxapentadec-1-yl}-4-formylbenzamide
IUPAC Name	(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[(4-formylbenzoyl)amino]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES	C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCNC(=O)C2=CC=C(C=C2)C=O
InChI	InChI=1S/C23H30N2O10/c26-17-18-1-3-19(4-2-18)23(30)24-8-10-32-12-14-34-16-15-33-13-11-31-9-7-22(29)35-25-20(27)5-6-21(25)28/h1-4,17H,5-16H2,(H,24,30)
InChIKey	QUFDNMPGNAZKHD-UHFFFAOYSA-N
Purity	≥98%
Density	1.3±0.1 g/cm3
Solubility	Soluble in DCM, DMF, DMSO, Water
Appearance	Pale Yellow or Colorless Oily Matter
Storage	Store at 2-8°C

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