Pentaethylene glycol di(p-toluenesulfonate) - ≥95% , CAS No.41024-91-3

Name: Pentaethylene glycol di(p-toluenesulfonate) - ≥95% , CAS No.41024-91-3
Brand: Aladdin Scientific
SKU: P170222
Availability: InStock

CAS: 41024-91-3 Cat. No.: P170222 Molecular Weight: 546.65 EC Number: 628-055-1 PubChem CID: 361968

COA

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Pentaethylene glycol di(p-toluenesulfonate) - ≥95% CAS No(41024-91-3) by Aladdin Scientific

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AVAILABLE TO ORDER

GRADE & PURITY ≥95%

Synonyms

Pentaethylene glycol di-p-toluenesulfonate | NSC625453 | NSC-625453 | Pentaethylene glycol ditosylate | A904782 | DS-7474 | J-523877 | SY106518 | Penta(ethylene glycol) bis(p-toluenesulfonate);Bis-Tos-PEG5 | 2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy

Storage

Room temperature

Shipped In

Normal

Application

Antibody Drug Conjugates(ADC), Drug Delivery, Surface Modification, PEGylation of Protein, Peptide & Oligo

Overview Specifications Names and Identifiers Documentation Advanced Data Taxonomic Classification 3D Structure Associated Targets(Human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Solution Calculators Reviews

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Why this grade

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

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Storage & shipping

Room temperature Ships Normal 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.

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Literature proof

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

Overview

Pentaethylene glycol di(p-toluenesulfonate) was used in the preparation of 3′-formylbenzo-18-crown-6 by undergoing coupling reaction with 2,3-dihydroxybenzaldehyde. It was also used to prepare calix arenes, calix arenes and crown ethers.

Specifications

Synonyms

Specifications & Purity

≥95%

Storage

Room temperature

Shipped In

Normal

Purity

≥95%

Names and Identifiers

Pubchem Sid	488189644
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488189644
Canonical Smiles	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
IUPAC Name	2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate
InChIKey	BUHGDYPBQWWWQS-UHFFFAOYSA-N
INCHI	1S/C24H34O10S2/c1-21-3-7-23(8-4-21)35(25,26)33-19-17-31-15-13-29-11-12-30-14-16-32-18-20-34-36(27,28)24-9-5-22(2)6-10-24/h3-10H,11-20H2,1-2H3
Isomeric SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
WGK Germany	3
PubChem CID	361968
Molecular Weight	546.65

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

Kingdom Organic compounds
- Superclass Benzenoids
  - Class Benzene and substituted derivatives
    - Subclass Benzenesulfonic acids and derivatives

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Benzene and substituted derivatives
Subclass	Benzenesulfonic acids and derivatives
Intermediate Tree Nodes	Not available
Direct Parent	Benzenesulfonate esters
Alternative Parents	p-Methylbenzenesulfonates Tosyl compounds Benzenesulfonyl compounds Arylsulfonic acids and derivatives Organosulfonic acid esters Sulfonyls Dialkyl ethers Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic homomonocyclic compounds
Substituents	Benzenesulfonate ester - P-methylbenzenesulfonate - Tosyl compound - Arylsulfonic acid or derivatives - Benzenesulfonyl group - Toluene - Organosulfonic acid ester - Sulfonyl - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Dialkyl ether - Ether - Organic oxygen compound - Organosulfur compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aromatic homomonocyclic compound
Description	This 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
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

3D Structure

Associated Targets(Human)

A498 (42825 Activities)

Lot Number	Certificate Type	Date	Item
L2103381	Certificate of Analysis	Sep 09, 2025	P170222
K2116395	Certificate of Analysis	Aug 13, 2025	P170222
K2116410	Certificate of Analysis	Aug 13, 2025	P170222
F2404378	Certificate of Analysis	Apr 15, 2024	P170222
F2404379	Certificate of Analysis	Apr 15, 2024	P170222
F2404380	Certificate of Analysis	Apr 15, 2024	P170222
H1927038	Certificate of Analysis	Jun 07, 2023	P170222

Solubility	Not miscible or difficult to mix in water.
Refractive Index	1.5225
Flash Point(°F)	230 °F
Flash Point(°C)	110 °C
Molecular Weight	546.700 g/mol
XLogP3	2.300
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	10
Rotatable Bond Count	19
Exact Mass	546.159 Da
Monoisotopic Mass	546.159 Da
Topological Polar Surface Area	140.000 Å²
Heavy Atom Count	36
Formal Charge	0
Complexity	694.000
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