t-Boc-N-amido-PEG4-propionic acid

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Category	Small-molecule Group Protected PEG
Catalog NO.	BPG-2033
Product Name	t-Boc-N-amido-PEG4-propionic acid
CAS	756525-91-4
Molecular Formula	C16H31NO8
Molecular Weight	365.42

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Description	Boc-NH-PEG4-CH2CH2COOH is a PEG-based PROTAC linker can be used in the synthesis of PROTAC. Boc-NH-PEG4-CH2CH2COOH is also a cleavable ADC linker used as a linker for antibody-drug conjugates (ADC).
Synonyms	t-Boc-N-amido-PEG4-acid; 15-(Boc-amino)-4,7,10,13-tetraoxapentadecanoic acid; 2,2-Dimethyl-4-oxo-3,8,11,14,17-pentaoxa-5-azaicosan-20-oic acid; (Boc-amino)-PEG4-carboxylic Acid; Boc-NH-PEG4-CH2CH2COOH; t-Boc-NH-amido-PEG4-COOH; Boc-NH-PEG4-COOH; N-(tert-Butyloxycarbonyl)-15-amino-4,7,10,13-tetraoxapentanedecanoic Acid; 5,8,11,14-Tetraoxa-2-azaheptadecanedioic acid, 1-(1,1-dimethylethyl) ester
IUPAC Name	3-[2-[2-[2-[2-[(2-methylpropan-2-yl)oxycarbonylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
Canonical SMILES	CC(C)(C)OC(=O)NCCOCCOCCOCCOCCC(=O)O
InChI	InChI=1S/C16H31NO8/c1-16(2,3)25-15(20)17-5-7-22-9-11-24-13-12-23-10-8-21-6-4-14(18)19/h4-13H2,1-3H3,(H,17,20)(H,18,19)
InChIKey	YEIYIPDFZMLJQH-UHFFFAOYSA-N
Boiling Point	504.5±50.0 °C at 760 mmHg
Flash Point	258.9±30.1 °C
Purity	≥95%
Density	1.124±0.06 g/cm3 at 20°C, 760 Torr
Solubility	Soluble in DMSO (10 mm)
Related CAS	187848-68-6 (polymer)
Appearance	Pale Yellow or Colorless Oily Matter
Storage	Store at 2-8°C
Exact Mass	365.20496695
Vapor Pressure	0.0±2.8 mmHg at 25°C
LogP	-0.14
Pictogram(s)	Irritant
Signal	Warning
Precautionary Statement Codes	P264+P265, P280, P305+P351+P338, and P337+P317

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