Azido-PEG11-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane

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Category	Azido-PEGn-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane
Catalog NO.	BPG-0895
Product Name	Azido-PEG11-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane
Molecular Formula	C50H94N4O21
Molecular Weight	1087.28

Azido-PEG11-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane

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Description	Azido-PEG11-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane is a branched PEG derivative with a terminal azide group and three t-butyl esters. The azide group enables PEGylation via Click Chemistry. The t-butyl protected carboxyl groups can be deprotected under mild acidic conditions.
Synonyms	tert-butyl 1-azido-38,38-bis((3-(tert-butoxy)-3-oxopropoxy)methyl)-36-oxo-3,6,9,12,15,18,21,24,27,30,33,40-dodecaoxa-37-azatritetracontan-43-oate
IUPAC Name	tert-butyl 3-[2-[3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-3-[3-[(2-methylpropan-2-yl)oxy]-3-oxopropoxy]-2-[[3-[(2-methylpropan-2-yl)oxy]-3-oxopropoxy]methyl]propoxy]propanoate
Canonical SMILES	O=C(OC(C)(C)C)CCOCC(COCCC(OC(C)(C)C)=O)(NC(CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCN=[N+]=[N-])=O)COCCC(OC(C)(C)C)=O
InChI	InChI=1S/C50H94N4O21/c1-47(2,3)73-44(56)11-16-70-40-50(41-71-17-12-45(57)74-48(4,5)6,42-72-18-13-46(58)75-49(7,8)9)53-43(55)10-15-59-20-22-61-24-26-63-28-30-65-32-34-67-36-38-69-39-37-68-35-33-66-31-29-64-27-25-62-23-21-60-19-14-52-54-51/h10-42H2,1-9H3,(H,53,55)
InChIKey	RVDGKHUNXHUVFX-UHFFFAOYSA-N
Purity	≥95%
Storage	Store at 2-8°C

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