Get A Quote

Hydroxy-PEG2-t-butyl ester

CAS No. CAS No.: 133803-81-3
Cat No. Cat No.: BPG-1805
Purity Purity: ≥95%
4.5 Reviews Start

Hydroxy-PEG2-(CH2)2-Boc is a uncleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Hydroxy-PEG2-(CH2)2-Boc is extracted from patent WO2004008101A2 (compound 196).

Category HO-PEGn-COOtBu
Molecular Formula C11H22O5
Molecular Weight 234.29
Appearance Pale Yellow or Colorless Oily Liquid
Shipping Room temperature
Storage Store at 2-8°C
Hydroxy-PEG2-t-butyl ester

Structure of 133803-81-3

Ordering Information

*For research and manufacturing use only. We do not sell to patients.

Fast-Track Access to Precise Molecular Weight Products

Professional Solutions for Molecular Research

cGMP Capacity

  • cGMP-compliant manufacturing options
  • Comprehensive QC testing with COA, MSD
  • From mg and g to kg-scale production
  • In-stock supply in the US and Europe
  • Global supply & fast worldwide delivery
  • One-stop PEGylation services
  • Custom PEG reagents synthesis
  • Click chemistry reagents
  • Bioconjugation & drug delivery
  • Trusted by 100+ research institutions
Read More
publiction1 publiction2 publiction3 publiction4 publiction5 publiction6 publiction7 publiction8 publiction9 publiction10 publiction11 publiction12 publiction13 publiction14

Popular Publications Citing BOC Sciences Products

 

  • Specification
Synonyms HO-PEG2-CH2CH2COOtBu; Hydroxy-PEG2-(CH2)2-Boc; OH-PEG2-TBA; OH-PEG2-CH2CH2COOtBu; HO-PEG2-t-butyl ester; Propanoic acid, 3-[2-(2-hydroxyethoxy)ethoxy]-, 1,1-dimethylethyl ester; t-Butyl 9-hydroxy-4,7-dioxanonanoate; 3-[2-(2-hydroxyethoxy)ethoxy]propionic acid t-butyl ester; 2-Methyl-2-propanyl 3-[2-(2-hydroxyethoxy)ethoxy]propanoate
IUPACName tert-butyl 3-[2-(2-hydroxyethoxy)ethoxy]propanoate
CanonicalSMILES CC(C)(C)OC(=O)CCOCCOCCO
InChI InChI=1S/C11H22O5/c1-11(2,3)16-10(13)4-6-14-8-9-15-7-5-12/h12H,4-9H2,1-3H3
InChIKey OKOWESVURLUVMD-UHFFFAOYSA-N
BoilingPoint 321.8±22.0 °C at 760 mmHg
Purity ≥95%
Density 1.046±0.1 g/cm3
Solubility Soluble in DMSO (10 mm)
RelatedCAS 1186025-29-5 (polymer) 892154-71-1 (polymer)
ExactMass 234.1467238
LogP 0.74370

Related Products

Contact our experts today for pricing and comprehensive details on our PEG offerings.

Planning to purchase or looking for custom solutions?

Get in touch with our experts today! We'll respond within 24 hours to discuss your project needs and provide a customized quote.

Request a Quote!

You May Also Be Interested In

From custom PEG synthesis to PEGylation support, explore tailored services designed to meet the specific needs of your research.

Gain Deeper Insights

Browse related content to gain a deeper understanding of PEG synthesis and manufacturing.

Our PEG Products

Online Inquiry

Verification code
0
cart-icon

Copyright © 2026 BOC Sciences. All rights reserved.