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Thiol-PEG12-propionic acid

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Category	Small-molecule Heterobifunctional PEG
Catalog NO.	BPG-2430
Product Name	Thiol-PEG12-propionic acid
CAS	1032347-93-5
Molecular Formula	C27H54O14S
Molecular Weight	634.77

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Description	Thiol-PEG12-propionic acid is a heterobifunctional PEG linker containing a thiol group and a carboxylic acid. The carboxylic acid can be reacted with amino groups in the presence of activators, and the thiol group reacts with maleimide, OPSS, vinylsulfone and transition metal surfaces to form conjugates.
Synonyms	HS-PEG12-CH2CH2COOH
IUPAC Name	3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-sulfanylethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
Canonical SMILES	C(COCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCS)C(=O)O
InChI	InChI=1S/C27H54O14S/c28-27(29)1-2-30-3-4-31-5-6-32-7-8-33-9-10-34-11-12-35-13-14-36-15-16-37-17-18-38-19-20-39-21-22-40-23-24-41-25-26-42/h42H,1-26H2,(H,28,29)
InChIKey	JUDURFKNRMLTLG-UHFFFAOYSA-N
Boiling Point	676.4±55.0 °C at 760 mmHg
Purity	>95%
Density	1.1±0.1 g/cm3
Appearance	White solid
Storage	Store at -20°C
Pictogram(s)	Irritant
Signal	Warning
Precautionary Statement Codes	P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364

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