Hydroxy-PEG4-CH2CO2tBu - ≥95% , CAS No.169751-72-8

CAS: 169751-72-8 Cat. No.: H595603 Molecular Weight: 308.4 PubChem CID: 57747741

GRADE & PURITY ≥95%

Storage

Store at -20°C

Shipped In

Ice chest + Ice pads

Overview

Hydroxy-PEG4-CH2CO2tBu is a PEG derivative containing a hydroxyl group with a t-butyl protected carboxyl group. 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

≥95%

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

• Canonical Smiles: CC(C)(C)OC(=O)COCCOCCOCCOCCO
• IUPAC Name: tert-butyl 2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]acetate
• InChIKey: NFZDNYVRTZIPKC-UHFFFAOYSA-N
• INCHI: 1S/C14H28O7/c1-14(2,3)21-13(16)12-20-11-10-19-9-8-18-7-6-17-5-4-15/h15H,4-12H2,1-3H3
• Isomeric SMILES: CC(C)(C)OC(=O)COCCOCCOCCOCCO
• PubChem CID: 57747741
• Molecular Weight: 308.4

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organic oxygen compounds
    • Class Organooxygen compounds
      • Subclass Ethers
        • Level5 Dialkyl ethers
          • Level6 Polyethylene glycols

• Kingdom: Organic compounds
• Superclass: Organic oxygen compounds
• Class: Organooxygen compounds
• Subclass: Ethers
• Intermediate Tree Nodes: Dialkyl ethers
• Direct Parent: Polyethylene glycols
• Alternative Parents: Carboxylic acid esters Monocarboxylic acids and derivatives Primary alcohols Organic oxides Hydrocarbon derivatives Carbonyl compounds
• Molecular Framework: Aliphatic 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
• Description: This 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

Data sources

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

Chemical and Physical Properties

• Solubility: Solubility in Water, DMSO, DCM, DMF
• Molecular Weight: 308.370 g/mol
• XLogP3: -0.100
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 15
• Exact Mass: 308.184 Da
• Monoisotopic Mass: 308.184 Da
• Topological Polar Surface Area: 83.500 Ų
• Heavy Atom Count: 21
• Formal Charge: 0
• Complexity: 250.000
• 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