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Amino-PEG7-t-butyl ester

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Category	Amino-PEGn-COOtBu
Catalog NO.	BPG-2188
Product Name	Amino-PEG7-t-butyl ester
CAS	2428400-07-9
Molecular Formula	C21H43NO9
Molecular Weight	453.57

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Description	Amino-PEG7-t-butyl ester is a PEG linker containing an amino group and a tert-butyl ester. The amino group can react with carboxylic acids, activated NHS esters, carbonyls and so on. The carboxyl group is protected by the tert-butyl group.
Synonyms	Amino-PEG7-COOtBu; H2N-PEG7-CH2CH2COOtBu; tert-Butyl 1-amino-3,6,9,12,15,18,21-heptaoxatetracosan-24-oate; 4,7,10,13,16,19,22-Heptaoxatetracosanoic acid, 24-amino-, 1,1-dimethylethyl ester
IUPAC Name	tert-butyl 3-[2-[2-[2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES	CC(C)(C)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCN
InChI	InChI=1S/C21H43NO9/c1-21(2,3)31-20(23)4-6-24-8-10-26-12-14-28-16-18-30-19-17-29-15-13-27-11-9-25-7-5-22/h4-19,22H2,1-3H3
InChIKey	DQPAYUNKPDINFW-UHFFFAOYSA-N
Boiling Point	510.9±45.0°C (Predicted)
Purity	>95%
Density	1.062±0.06 g/cm3 (Predicted)
Appearance	Pale Yellow Oily Liquid
Storage	Store at -20°C

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