Hydroxy-PEG8-t-butyl ester - ≥97% , CAS No.1334177-84-2

CAS: 1334177-84-2 Cat. No.: H595632 Molecular Weight: 498.60
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
tert-Butyl 1-hydroxy-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oate | Hydroxy-PEG8-Boc
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
H595632-250mg
1

$32.90

$49.90
Save $17.00 (34.07%)
1g
H595632-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$114.90

$172.90
Save $58.00 (33.55%)
5g
H595632-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$384.90

$577.90
Save $193.00 (33.40%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C,Argon charged 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-PEG8-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

Synonyms
tert-Butyl 1-hydroxy-3, 6, 9, 12, 15, 18, 21, 24-octaoxaheptacosan-27-oate | Hydroxy-PEG8-Boc
Specifications & Purity
≥97%
Storage
Protected from light, Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesCC(C)(C)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCO
IUPAC Nametert-butyl 3-[2-[2-[2-[2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
InChIKeyRBRDLMWBCQQRIQ-UHFFFAOYSA-N
INCHI1S/C23H46O11/c1-23(2,3)34-22(25)4-6-26-8-10-28-12-14-30-16-18-32-20-21-33-19-17-31-15-13-29-11-9-27-7-5-24/h24H,4-21H2,1-3H3
Isomeric SMILES CC(C)(C)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCO
Molecular Weight 498.60
Reaxy-Rn 27515024
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=27515024&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 →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassEthers
Intermediate Tree Nodes Dialkyl ethers
Direct ParentPolyethylene glycols
Alternative Parents Carboxylic acid esters  Monocarboxylic acids and derivatives  Primary alcohols  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Polyethylene glycol - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxide - Hydrocarbon derivative - Primary alcohol - Carbonyl group - Alcohol - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as polyethylene glycols. These are oligomers or polymers of ethylene oxide, with the general formula (C2H4O)n (with n>=3).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
J2522513Certificate of AnalysisJul 12, 2025 H595632
J2522593Certificate of AnalysisJul 12, 2025 H595632
J2531703Certificate of AnalysisJul 12, 2025 H595632
Chemical and Physical Properties
SolubilitySolubility in Water, DMSO, DMF, DCM
SensitivityLight sensitive;Moisture sensitive
Molecular Weight498.600 g/mol
XLogP3-0.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count11
Rotatable Bond Count28
Exact Mass498.304 Da
Monoisotopic Mass498.304 Da
Topological Polar Surface Area120.000 Ų
Heavy Atom Count34
Formal Charge0
Complexity430.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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