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Substance Name: Tetronic 701
RN: 26316-40-5


  • Series of surface-active block polymers with added hydrophilic (polyoxyethylene) and hydrophobic (polyoxypropylene) side chains to ethylene-diamine; used as a drug carrier.

Molecular Formula

  • (C3-H6-O.C2-H8-N2.C2-H4-O)x-

Molecular Weight

  • 700.9448

Classification Codes

  • Surface-Active Agents
  • TSCA Flag XU (Exempt from Reporting under Chemical Data Reporting Rule)
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Names and Synonyms

Name of Substance

  • Tetronic 701


  • 1,2-Ethanediamine propylene oxide ethylene oxide polymer
  • 1,2-Ethanediamine, methyloxirane, oxirane polymer
  • EC 500-047-1
  • Ethoxylated, propoxylated ethylenediamine
  • UNII-33F4HZ53CP

Systematic Names

  • 1,2-Ethanediamine, polymer with 2-methyloxirane and oxirane
  • 1,2-Ethanediamine, polymer with methyloxirane and oxirane
  • Ethylenediamine, ethoxylated and propoxylated

Superlist Names

  • 1, 2-Ethanediamine, polymer with methyl oxirane and oxirane, minimum number average molecular weight (in amu), 1,100
  • Ethylene oxide-propylene oxide copolymer ethylenediamine ether

Registry Numbers

CAS Registry Number

  • 26316-40-5


  • 33F4HZ53CP

System Generated Number

  • 0026316405

Molecular Formulas

Molecular Formula

  • (C3-H6-O.C2-H8-N2.C2-H4-O)x-

Molecular Formula Fragments

  • C2-H4-O
  • C2-H8-N2
  • C3-H6-O