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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
1,1'-Methylenebis(4-isocyanatobenzene) and oligomeric reaction products of 1,1'-methylenebis(4-isocyanatobenzene) and oxydipropanol and oligomerization reaction products of oxydipropanol
EC Number:
701-041-3
Molecular formula:
C8H6NO [C7H5NO [C3H6O]n C8H7NO ]m C7H4NO with 2<=n<20 and 0<=m<=3
IUPAC Name:
1,1'-Methylenebis(4-isocyanatobenzene) and oligomeric reaction products of 1,1'-methylenebis(4-isocyanatobenzene) and oxydipropanol and oligomerization reaction products of oxydipropanol

Type of Substance

Composition:
UVCB
Origin:
organic

Substance Identifiers open all close all

  • Lupranat MP 102
  • Lupranate MP 102
  • MDI modified with dipropylene glycol (isomeric mixture)
  • MDI-DPG
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    4,4'-methylenediphenyl diisocyanate
    EC Number:
    202-966-0
    EC Name:
    4,4'-methylenediphenyl diisocyanate
    CAS Number:
    101-68-8
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(4-isocyanatobenzene)
    Constituent 2
    Chemical structure
    Reference substance name:
    o-(p-isocyanatobenzyl)phenyl isocyanate
    EC Number:
    227-534-9
    EC Name:
    o-(p-isocyanatobenzyl)phenyl isocyanate
    CAS Number:
    5873-54-1
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    2,4'-methylenediphenyldiisocyanate
    Constituent 3
    Chemical structure
    Reference substance name:
    2,2'-methylenediphenyl diisocyanate
    EC Number:
    219-799-4
    EC Name:
    2,2'-methylenediphenyl diisocyanate
    CAS Number:
    2536-05-2
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(2-isocyanatobenzene)
    Constituent 4
    Chemical structure
    Reference substance name:
    First adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Molecular formula:
    C14 H10 NO [C21 H24 N2 O5]n NCO, n = 1
    IUPAC Name:
    First adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Constituent 5
    Chemical structure
    Reference substance name:
    Second adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Molecular formula:
    C14 H10 NO [C21 H24 N2 O5]n NCO, n=2
    IUPAC Name:
    Second adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Constituent 6
    Chemical structure
    Reference substance name:
    Poly(oxypropylene) glycol-4,4'-diphenylmethane diisocyanate copolymer
    CAS Number:
    9048-57-1
    Molecular formula:
    C8H6NO.(C7H5NO2.(C3H6O)n.C8H7NO)m.C7H6NO
    IUPAC Name:
    Poly(oxypropylene) glycol-4,4'-diphenylmethane diisocyanate copolymer
    Constituent 7
    Reference substance name:
    Unknown impurities
    IUPAC Name:
    Unknown impurities
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    4,4'-methylenediphenyl diisocyanate
    EC Number:
    202-966-0
    EC Name:
    4,4'-methylenediphenyl diisocyanate
    CAS Number:
    101-68-8
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(4-isocyanatobenzene)
    Constituent 2
    Chemical structure
    Reference substance name:
    Propanol,oxybis,polymer with .alpha.-hydro-.omega.-hydroxypoly [oxy(methyl-1,2-ethanediyl)] and 1,1-methylenebis(4-isocyanatobenzene)
    CAS Number:
    74243-11-1
    Molecular formula:
    (C15 H10 N2 O2 . C6 H14 O3 . (C3 H6 O)n H2 O)x
    IUPAC Name:
    Propanol,oxybis,polymer with .alpha.-hydro-.omega.-hydroxypoly [oxy(methyl-1,2-ethanediyl)] and 1,1-methylenebis(4-isocyanatobenzene)
    Constituent 3
    Chemical structure
    Reference substance name:
    4,4'-Methylenediphenyl diisocyanate, oligomeric reaction products with α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl)
    EC Number:
    500-028-8
    EC Name:
    4,4'-Methylenediphenyl diisocyanate, oligomeric reaction products with α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl)
    CAS Number:
    9048-57-1
    Molecular formula:
    C15H10N2O2.H.(C3H6O)n.OH
    IUPAC Name:
    Poly(oxypropylene) glycol-4,4'-diphenylmethane diisocyanate copolymer; Diphenylmethane diisocyanate-polypropylene glycol polymer; alpha-Hydro-omega-hydroxy-poly(oxy(methyl-1,2-ethanediyl)) polymer with 1,1'-methylenebis(4-isocyanatobenzene)
    Constituent 4
    Chemical structure
    Reference substance name:
    Higher oligomers of MDI/DPG
    IUPAC Name:
    Higher oligomers of MDI/DPG
    Constituent 5
    Chemical structure
    Reference substance name:
    o-(p-isocyanatobenzyl)phenyl isocyanate
    EC Number:
    227-534-9
    EC Name:
    o-(p-isocyanatobenzyl)phenyl isocyanate
    CAS Number:
    5873-54-1
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    2,4'-methylenediphenyldiisocyanate
    Constituent 6
    Chemical structure
    Reference substance name:
    2,2'-methylenediphenyl diisocyanate
    EC Number:
    219-799-4
    EC Name:
    2,2'-methylenediphenyl diisocyanate
    CAS Number:
    2536-05-2
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(2-isocyanatobenzene)
    Constituent 7
    Chemical structure
    Reference substance name:
    2,4-dioxo-1,3-diazetidine-1,3-diylbis[p-phenylenemethylene-p-phenylene] diisocyanate
    EC Number:
    241-559-2
    EC Name:
    2,4-dioxo-1,3-diazetidine-1,3-diylbis[p-phenylenemethylene-p-phenylene] diisocyanate
    CAS Number:
    17589-24-1
    Molecular formula:
    C30H20N4O4
    IUPAC Name:
    1,3-bis[4-(4-isocyanatobenzyl)phenyl]-1,3-diazetidine-2,4-dione

    Legal Entity Composition(s) open all close all

    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    4,4'-methylenediphenyl diisocyanate
    EC Number:
    202-966-0
    EC Name:
    4,4'-methylenediphenyl diisocyanate
    CAS Number:
    101-68-8
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(4-isocyanatobenzene)
    Constituent 2
    Chemical structure
    Reference substance name:
    o-(p-isocyanatobenzyl)phenyl isocyanate
    EC Number:
    227-534-9
    EC Name:
    o-(p-isocyanatobenzyl)phenyl isocyanate
    CAS Number:
    5873-54-1
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    2,4'-methylenediphenyldiisocyanate
    Constituent 3
    Chemical structure
    Reference substance name:
    2,2'-methylenediphenyl diisocyanate
    EC Number:
    219-799-4
    EC Name:
    2,2'-methylenediphenyl diisocyanate
    CAS Number:
    2536-05-2
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(2-isocyanatobenzene)
    Constituent 4
    Chemical structure
    Reference substance name:
    First adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Molecular formula:
    C14 H10 NO [C21 H24 N2 O5]n NCO, n = 1
    IUPAC Name:
    First adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Constituent 5
    Chemical structure
    Reference substance name:
    Second adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Molecular formula:
    C14 H10 NO [C21 H24 N2 O5]n NCO, n=2
    IUPAC Name:
    Second adduct of 1,1'-Methylenebis(4-isocyanatobenzene) and oxydipropanol
    Constituent 6
    Chemical structure
    Reference substance name:
    Poly(oxypropylene) glycol-4,4'-diphenylmethane diisocyanate copolymer
    CAS Number:
    9048-57-1
    Molecular formula:
    C8H6NO.(C7H5NO2.(C3H6O)n.C8H7NO)m.C7H6NO
    IUPAC Name:
    Poly(oxypropylene) glycol-4,4'-diphenylmethane diisocyanate copolymer
    Constituent 7
    Reference substance name:
    Unknown impurities
    IUPAC Name:
    Unknown impurities
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    4,4'-methylenediphenyl diisocyanate
    EC Number:
    202-966-0
    EC Name:
    4,4'-methylenediphenyl diisocyanate
    CAS Number:
    101-68-8
    Molecular formula:
    C15H10N2O2
    IUPAC Name:
    1,1'-methylenebis(4-isocyanatobenzene)
    Constituent 2
    Chemical structure
    Reference substance name:
    Propanol,oxybis,polymer with .alpha.-hydro-.omega.-hydroxypoly [oxy(methyl-1,2-ethanediyl)] and 1,1-methylenebis(4-isocyanatobenzene)
    CAS Number:
    74243-11-1
    Molecular formula:
    (C15 H10 N2 O2 . C6 H14 O3 . (C3 H6 O)n H2 O)x
    IUPAC Name:
    Propanol,oxybis,polymer with .alpha.-hydro-.omega.-hydroxypoly [oxy(methyl-1,2-ethanediyl)] and 1,1-methylenebis(4-isocyanatobenzene)
    Constituent 3