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Hydroxy-PEG9-t-butyl ester - ≥98% , CAS No.2055042-66-3
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
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Why this grade
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Storage & shipping
Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
Quality documents
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Literature proof
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Overview
Hydroxy-PEG9-t-butyl ester is a PEG derivative containing a hydroxyl group with a t-butyl ester. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The t-butyl protected carboxyl group can be deprotected under acidic conditions.
Specifications
Specifications & Purity
≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
| Canonical Smiles | CC(C)(C)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCO |
|---|---|
| IUPAC Name | tert-butyl 3-[2-[2-[2-[2-[2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate |
| InChIKey | TUSKJPQJBQMEPV-UHFFFAOYSA-N |
| INCHI | 1S/C25H50O12/c1-25(2,3)37-24(27)4-6-28-8-10-30-12-14-32-16-18-34-20-22-36-23-21-35-19-17-33-15-13-31-11-9-29-7-5-26/h26H,4-23H2,1-3H3 |
| Molecular Weight | 542.7 |
| Reaxy-Rn | 40943754 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=40943754&ln= |
Documentation
📋 Safety Data Sheet (SDS)
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →✅ Certificate of Analysis (COA)
Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →🔬 Specification Sheet
Full quality attributes and acceptance criteria for this grade.
View spec sheet →Advanced Data
3D Structure
Interactive Chemical Structure Model
Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
| Molecular Weight | 542.700 g/mol |
|---|---|
| XLogP3 | -1.000 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 12 |
| Rotatable Bond Count | 31 |
| Exact Mass | 542.33 Da |
| Monoisotopic Mass | 542.33 Da |
| Topological Polar Surface Area | 130.000 Ų |
| Heavy Atom Count | 37 |
| Formal Charge | 0 |
| Complexity | 473.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
Solution Calculators
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