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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Identification

Chemical structure
Display Name:
Hydroxyethylated 2-butyne-1,4-diol
EC Number:
608-711-3
CAS Number:
32167-31-0
Molecular formula:
C4 H6 O2 (C2 H4 O) n, where 1 < n < 4.5
IUPAC Name:
Hydroxyethylated 2-butyne-1,4-diol

Type of Substance

Composition:
UVCB
Origin:
organic

Substance Identifiers open all close all

  • 1,4-Butynediol, ethoxylated (>1 < 5.5 mol EO)
  • Reaction products of 2-Butyne-1,4-diole with Oxirane
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethane-1,2-diol
    EC Number:
    203-473-3
    EC Name:
    Ethane-1,2-diol
    CAS Number:
    107-21-1
    Molecular formula:
    C2H6O2
    IUPAC Name:
    ethylene glycol
    Constituent 2
    Chemical structure
    Reference substance name:
    2,2'-but-2-ynylenedioxydiethanol
    EC Number:
    216-526-0
    EC Name:
    2,2'-but-2-ynylenedioxydiethanol
    CAS Number:
    1606-85-5
    Molecular formula:
    C8H14O4
    IUPAC Name:
    2,2'-[but-2-yne-1,4-diylbis(oxy)]diethanol
    Constituent 3
    Chemical structure
    Reference substance name:
    But-2-yne-1,4-diol
    EC Number:
    203-788-6
    EC Name:
    But-2-yne-1,4-diol
    CAS Number:
    110-65-6
    Molecular formula:
    C4H6O2
    IUPAC Name:
    but-2-yne-1,4-diol
    Constituent 4
    Chemical structure
    Reference substance name:
    5-oxa-2-heptyne-1,7-diol
    EC Number:
    216-525-5
    EC Name:
    5-oxa-2-heptyne-1,7-diol
    CAS Number:
    1606-84-4
    Molecular formula:
    C6H10O3
    IUPAC Name:
    4-(2-hydroxyethoxy)but-2-yn-1-ol
    Constituent 5
    Chemical structure
    Reference substance name:
    2-[2-[[4-(2-hydroxyethoxy)-2-butynyl]oxy]ethoxy]ethanol
    EC Number:
    282-668-5
    EC Name:
    2-[2-[[4-(2-hydroxyethoxy)-2-butynyl]oxy]ethoxy]ethanol
    CAS Number:
    84282-21-3
    Molecular formula:
    C10H18O5
    IUPAC Name:
    2-(2-{[4-(2-hydroxyethoxy)but-2-yn-1-yl]oxy}ethoxy)ethanol
    Constituent 6
    Reference substance name:
    Unknown constituents
    IUPAC Name:
    Unknown constituents
    Constituent 7
    Chemical structure
    Reference substance name:
    5,8-dioxa-2-decyne-1,10-diol
    EC Number:
    282-666-4
    EC Name:
    5,8-dioxa-2-decyne-1,10-diol
    CAS Number:
    84282-20-2
    Molecular formula:
    C8H14O4
    IUPAC Name:
    4-[2-(2-Hydroxyethoxy)ethoxy]but-2-yn-1-ol

    Legal Entity Composition(s) open all close all

    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethane-1,2-diol
    EC Number:
    203-473-3
    EC Name:
    Ethane-1,2-diol
    CAS Number:
    107-21-1
    Molecular formula:
    C2H6O2
    IUPAC Name:
    ethylene glycol
    Constituent 2
    Chemical structure
    Reference substance name:
    2,2'-but-2-ynylenedioxydiethanol
    EC Number:
    216-526-0
    EC Name:
    2,2'-but-2-ynylenedioxydiethanol
    CAS Number:
    1606-85-5
    Molecular formula:
    C8H14O4
    IUPAC Name:
    2,2'-[but-2-yne-1,4-diylbis(oxy)]diethanol
    Constituent 3
    Chemical structure
    Reference substance name:
    But-2-yne-1,4-diol
    EC Number:
    203-788-6
    EC Name:
    But-2-yne-1,4-diol
    CAS Number:
    110-65-6
    Molecular formula:
    C4H6O2
    IUPAC Name:
    but-2-yne-1,4-diol
    Constituent 4
    Chemical structure
    Reference substance name:
    5-oxa-2-heptyne-1,7-diol
    EC Number:
    216-525-5
    EC Name:
    5-oxa-2-heptyne-1,7-diol
    CAS Number:
    1606-84-4
    Molecular formula:
    C6H10O3
    IUPAC Name:
    4-(2-hydroxyethoxy)but-2-yn-1-ol
    Constituent 5
    Chemical structure
    Reference substance name:
    2-[2-[[4-(2-hydroxyethoxy)-2-butynyl]oxy]ethoxy]ethanol
    EC Number:
    282-668-5
    EC Name:
    2-[2-[[4-(2-hydroxyethoxy)-2-butynyl]oxy]ethoxy]ethanol
    CAS Number:
    84282-21-3
    Molecular formula:
    C10H18O5
    IUPAC Name:
    2-(2-{[4-(2-hydroxyethoxy)but-2-yn-1-yl]oxy}ethoxy)ethanol
    Constituent 6
    Chemical structure
    Reference substance name:
    5,8-dioxa-2-decyne-1,10-diol
    EC Number:
    282-666-4
    EC Name:
    5,8-dioxa-2-decyne-1,10-diol
    CAS Number:
    84282-20-2
    Molecular formula:
    C8H14O4
    IUPAC Name:
    4-[2-(2-Hydroxyethoxy)ethoxy]but-2-yn-1-ol

    Composition(s) generated upon use

    Other types of composition(s)