Tos-PEG4-CH2-Boc - ≥95% , CAS No.169751-73-9

CAS: 169751-73-9 Cat. No.: T412732 Molecular Weight: 462.55 PubChem CID: 77078235
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
Application
Antibody Drug Conjugates(ADC), Drug Delivery, Surface Modification, PEGylation of Protein, Peptide & Oligo
Size
Status
Price
Qty
100mg
T412732-100mg
3

$26.90

$40.90
Save $14.00 (34.23%)
250mg
T412732-250mg
3

$54.90

$82.90
Save $28.00 (33.78%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Information

Tos-PEG4-CH2-Boc is a PEG-based PROTAC linker that is applicable to the synthesis of PROTACs.

Specifications

Specifications & Purity
≥95%
Biochemical and Physiological Mechanisms
Tos-PEG4-CH2-Boc is a PEG-based PROTAC linker that is applicable to the synthesis of PROTACs.
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
≥95%
Names and Identifiers
Pubchem Sid528767524
Canonical SmilesCC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCC(=O)OC(C)(C)C
IUPAC Nametert-butyl 2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethoxy]acetate
InChIKeyCZZJVKUJUYLGPU-UHFFFAOYSA-N
INCHI1S/C21H34O9S/c1-18-5-7-19(8-6-18)31(23,24)29-16-15-27-12-11-25-9-10-26-13-14-28-17-20(22)30-21(2,3)4/h5-8H,9-17H2,1-4H3
Isomeric SMILES CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCC(=O)OC(C)(C)C
PubChem CID 77078235
Molecular Weight 462.55

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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzenesulfonic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzenesulfonate esters
Alternative Parents p-Methylbenzenesulfonates  Tosyl compounds  Benzenesulfonyl compounds  Arylsulfonic acids and derivatives  Organosulfonic acid esters  Sulfonyls  Carboxylic acid esters  Monocarboxylic acids and derivatives  Dialkyl ethers  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzenesulfonate ester - P-methylbenzenesulfonate - Tosyl compound - Arylsulfonic acid or derivatives - Benzenesulfonyl group - Toluene - Organosulfonic acid ester - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl - Carboxylic acid ester - Monocarboxylic acid or derivatives - Ether - Dialkyl ether - Carboxylic acid derivative - Organic oxygen compound - Organosulfur compound - Organooxygen compound - Organic oxide - Carbonyl group - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzenesulfonate esters. These are arenesulfonate esters that result from the formal condensation of the hydroxy group of an alcohol, enol, phenol or heteroarenol with benzenesulfonic acid.
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.

4 results found

Lot NumberCertificate TypeDateItem
B2419506Certificate of AnalysisJan 08, 2024 T412732
B2419565Certificate of AnalysisJan 08, 2024 T412732
B2419566Certificate of AnalysisJan 08, 2024 T412732
B2419567Certificate of AnalysisJan 08, 2024 T412732
Chemical and Physical Properties
SolubilitySolubility (25°C) In vitro      
Molecular Weight462.600 g/mol
XLogP31.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count9
Rotatable Bond Count18
Exact Mass462.192 Da
Monoisotopic Mass462.192 Da
Topological Polar Surface Area115.000 Ų
Heavy Atom Count31
Formal Charge0
Complexity573.000
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
Reviews

Customer Reviews

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