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Azido-PEG4-t-butyl acetate

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Category	Small-molecule Group Protected PEG
Catalog NO.	BPG-1976
Product Name	Azido-PEG4-t-butyl acetate
CAS	864681-04-9
Molecular Formula	C14H27N3O6
Molecular Weight	333.38

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Description	Azido-PEG4-CH2-Boc is a cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Azido-PEG4-CH2-Boc is also a PEG- and Alkyl/ether-based PROTAC linker that can be used in the synthesis of PROTACs.
Synonyms	Tert-butyl 14-azido-3,6,9,12-tetraoxatetradecanoate; Azido-PEG4-CH2CO2-t-Bu
IUPAC Name	tert-butyl 2-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethoxy]acetate
Canonical SMILES	CC(C)(C)OC(=O)COCCOCCOCCOCCN=[N+]=[N-]
InChI	InChI=1S/C14H27N3O6/c1-14(2,3)23-13(18)12-22-11-10-21-9-8-20-7-6-19-5-4-16-17-15/h4-12H2,1-3H3
InChIKey	SIOLYQZSIFQODW-UHFFFAOYSA-N
Purity	>98.0%
Solubility	10 mm in DMSO
Appearance	Solid
Shelf Life	0-4°C for short term (days to weeks), or -20°C for long term (months).
Storage	-20°C
LogP	1.15756

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