Azido-PEG12-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane

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Category	Azido-PEGn-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane
Catalog NO.	BPG-0896
Product Name	Azido-PEG12-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane
Molecular Formula	C52H98N4O22
Molecular Weight	1131.33

Azido-PEG12-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane

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Description	Azido-PEG12-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-41,41-bis((3-(tert-butoxy)-3-oxopropoxy)methyl)-39-oxo-3,6,9,12,15,18,21,24,27,30,33,36,43-tridecaoxa-40-azahexatetracontan-46-oate
IUPAC Name	tert-butyl 3-[2-[3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-azidoethoxy)ethoxy]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(CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCN=[N+]=[N-])=O)COCCC(OC(C)(C)C)=O
InChI	InChI=1S/C52H98N4O22/c1-49(2,3)76-46(58)11-16-73-42-52(43-74-17-12-47(59)77-50(4,5)6,44-75-18-13-48(60)78-51(7,8)9)55-45(57)10-15-61-20-22-63-24-26-65-28-30-67-32-34-69-36-38-71-40-41-72-39-37-70-35-33-68-31-29-66-27-25-64-23-21-62-19-14-54-56-53/h10-44H2,1-9H3,(H,55,57)
InChIKey	IMKDWBZXRZZFFI-UHFFFAOYSA-N
Purity	≥95%
Storage	Store at 2-8°C

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