Online Inquiry

Hydroxy-PEG4-t-butyl ester

* Please be kindly noted products are not for therapeutic use. We do not sell to patients.

Category	Small-molecule Group Protected PEG
Catalog NO.	BPG-1956
Product Name	Hydroxy-PEG4-t-butyl ester
CAS	518044-32-1
Molecular Formula	C15H30O7
Molecular Weight	322.39

Scheme Design
Custom Synthesis
cGMP Manufacturing
Quality Assurance

Product Information
Application
References
Documents
Reviews

Product Information

Description	Hydroxy-PEG4-(CH2)2-Boc is a uncleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Hydroxy-PEG4-(CH2)2-Boc is extracted from patent WO2004008101A2 (compound 191).
Synonyms	HO-PEG4-CH2CH2COOtBu; Hydroxy-PEG4-(CH2)2-Boc; OH-PEG4-TBA; OH-PEG4-CH2CH2COOtBu; HO-PEG4-t-butyl ester; tert-Butyl 1-hydroxy-3,6,9,12-tetraoxapentadecan-15-oate; 15-Hydroxy-4,7,10,13-tetraoxapentadecanoic acid tert-butyl ester; 2-Methyl-2-propanyl 1-hydroxy-3,6,9,12-tetraoxapentadecan-15-oate; 3,6,9,12-Tetraoxapentadecan-15-oic acid, 1-hydroxy-, 1,1-dimethylethyl ester
IUPAC Name	tert-butyl 3-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES	CC(C)(C)OC(=O)CCOCCOCCOCCOCCO
InChI	InChI=1S/C15H30O7/c1-15(2,3)22-14(17)4-6-18-8-10-20-12-13-21-11-9-19-7-5-16/h16H,4-13H2,1-3H3
InChIKey	FJRDXEGYAVAMLB-UHFFFAOYSA-N
Boiling Point	406.8±35.0 °C at 760 mmHg
Purity	≥95%
Density	1.047±0.1 g/cm3
Solubility	Soluble in DCM, DMSO, Water
Related CAS	1186025-29-5 (polymer) 892154-71-1 (polymer)
Appearance	Colorless to light yellow to light orange clear liquid
Storage	Store at 2-8°C
Exact Mass	322.19915329
LogP	0.77690
Pictogram(s)	Irritant
Signal	Warning
Precautionary Statement Codes	P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Reviews

If you have any suggestions or comments about mPEG-Br, please submit a review immediately.

Related Link

Why BOC Sciences？

Large Stock

More than 2000+ products in inventory
Global Delivery

Warehouses in multiple cities to ensure fast delivery
mg to kg

Multi specification for academic research and industrial production
24/7 Technical Support

Strict process parameter control to ensure product quality

Products

Resources

Our Feature

BOC Sciences supplies a unique variety of PEG derivatives and functional PEG polymers. Our products offer the most diverse collection of reactivity, ready-to-use functionality, and molecular weight options that you will not find anywhere else.