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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Fatty acids, essential, Et esters
EC Number:
293-054-1
EC Name:
Fatty acids, essential, Et esters
CAS Number:
91051-05-7
Molecular formula:
C16H25O2 to C24H48O2
IUPAC Name:
A complex mixture resulting from the transesterification of marine oil with ethanol and separated by distillation.

Type of Substance

Composition:
UVCB
Origin:
organic

Substance Identifiers open all close all

  • Incromega CS2040 MEE90
  • Light fraction
  • MBP Fish Oil
  • MEE Res 1 (DHA) 500
  • Compositions

    Boundary Composition(s)

    Legal Entity Composition(s) open all close all

    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethyl myristate
    EC Number:
    204-675-4
    EC Name:
    Ethyl myristate
    CAS Number:
    124-06-1
    Molecular formula:
    C16H32O2
    IUPAC Name:
    ethyl myristate
    Constituent 2
    Chemical structure
    Reference substance name:
    Ethyl palmitate
    EC Number:
    211-064-6
    EC Name:
    Ethyl palmitate
    CAS Number:
    628-97-7
    Molecular formula:
    C18H36O2
    IUPAC Name:
    ethyl palmitate
    Constituent 3
    Chemical structure
    Reference substance name:
    Ethyl (Z)-hexadec-9-enoate
    EC Number:
    260-065-8
    EC Name:
    Ethyl (Z)-hexadec-9-enoate
    CAS Number:
    56219-10-4
    Molecular formula:
    C18H34O2
    IUPAC Name:
    ethyl hexadec-9-enoate
    Constituent 4
    Chemical structure
    Reference substance name:
    Ethyl stearate
    EC Number:
    203-887-4
    EC Name:
    Ethyl stearate
    CAS Number:
    111-61-5
    Molecular formula:
    C20H40O2
    IUPAC Name:
    ethyl stearate
    Constituent 5
    Chemical structure
    Reference substance name:
    Ethyl oleate
    EC Number:
    203-889-5
    EC Name:
    Ethyl oleate
    CAS Number:
    111-62-6
    Molecular formula:
    C20H38O2
    IUPAC Name:
    ethyl octadec-9-enoate
    Constituent 6
    Chemical structure
    Reference substance name:
    Ethyl linoleate
    EC Number:
    208-868-4
    EC Name:
    Ethyl linoleate
    CAS Number:
    544-35-4
    Molecular formula:
    C20H36O2
    IUPAC Name:
    ethyl octadeca-9,12-dienoate
    Constituent 7
    Chemical structure
    Reference substance name:
    6,9,12-Octadecatrienoic acid, ethyl ester, (6Z,9Z,12Z)-
    CAS Number:
    31450-14-3
    Molecular formula:
    C20H34O2
    IUPAC Name:
    6,9,12-Octadecatrienoic acid, ethyl ester, (6Z,9Z,12Z)-
    Constituent 8
    Reference substance name:
    3,6,9,12 Octadecatetraenoic acid, ethyl ester
    Molecular formula:
    C20H32O2
    IUPAC Name:
    3,6,9,12 Octadecatetraenoic acid, ethyl ester
    Constituent 9
    Reference substance name:
    Reference substance 003
    CAS Number:
    18281-05-5
    Molecular formula:
    C22H44O2
    Constituent 10
    Reference substance name:
    fatty acids C20 unsatd, ethyl esters
    IUPAC Name:
    fatty acids C20 unsatd, ethyl esters
    Constituent 11
    Chemical structure
    Reference substance name:
    Ethyl docosanoate
    EC Number:
    227-616-4
    EC Name:
    Ethyl docosanoate
    CAS Number:
    5908-87-2
    Molecular formula:
    C24H48O2
    IUPAC Name:
    ethyl docosanoate
    Constituent 12
    Chemical structure
    Reference substance name:
    Ethyl (Z)-docos-13-enoate
    EC Number:
    253-712-0
    EC Name:
    Ethyl (Z)-docos-13-enoate
    CAS Number:
    37910-77-3
    Molecular formula:
    C24H46O2
    IUPAC Name:
    ethyl docos-13-enoate
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    5Z, 8Z, 11Z, 14Z, 17Z-Eicosapentaenoic acid ethyl ester
    CAS Number:
    86227-47-6
    Molecular formula:
    C22H34O2
    IUPAC Name:
    5Z, 8Z, 11Z, 14Z, 17Z-Eicosapentaenoic acid ethyl ester
    Constituent 2
    Chemical structure
    Reference substance name:
    (4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoic acid ethyl ester
    CAS Number:
    81926-94-5
    Molecular formula:
    C24H36O2
    IUPAC Name:
    (4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoic acid ethyl ester
    Constituent 3
    Chemical structure
    Reference substance name:
    Ethyl oleate
    EC Number:
    203-889-5
    EC Name:
    Ethyl oleate
    CAS Number:
    111-62-6
    Molecular formula:
    C20H38O2
    IUPAC Name:
    ethyl octadec-9-enoate
    Constituent 4
    Chemical structure
    Reference substance name:
    Ethyl palmitate
    EC Number:
    211-064-6
    EC Name:
    Ethyl palmitate
    CAS Number:
    628-97-7
    Molecular formula:
    C18H36O2
    IUPAC Name:
    ethyl palmitate
    Constituent 5
    Reference substance name:
    Fatty acids, C20-unsaturated, ethyl esters
    Molecular formula:
    C22H42O2 (C20:1 all) C22H40O2 (C20:2) C22H38O2 (C20:3) C22H36O2 (C20:4 all)
    IUPAC Name:
    Fatty acids, C20-unsaturated, ethyl esters
    Constituent 6
    Chemical structure
    Reference substance name:
    Ethyl (Z)-hexadec-9-enoate
    EC Number:
    260-065-8
    EC Name:
    Ethyl (Z)-hexadec-9-enoate
    CAS Number:
    56219-10-4
    Molecular formula:
    C18H34O2
    IUPAC Name:
    ethyl hexadec-9-enoate
    Constituent 7
    Chemical structure
    Reference substance name:
    Ethyl stearate
    EC Number:
    203-887-4
    EC Name:
    Ethyl stearate
    CAS Number:
    111-61-5
    Molecular formula:
    C20H40O2
    IUPAC Name:
    ethyl stearate
    Constituent 8
    Chemical structure
    Reference substance name:
    Ethyl (7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoate
    CAS Number:
    118918-40-5
    Molecular formula:
    C24H38O2
    IUPAC Name:
    Ethyl (7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoate
    Constituent 9
    Chemical structure
    Reference substance name:
    Ethyl (Z)-11-octadecenoate
    Molecular formula:
    C20H38O2
    IUPAC Name:
    Ethyl (Z)-11-octadecenoate
    Constituent 10
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12,15-octadecatetraenoate
    CAS Number:
    119778-44-6
    Molecular formula:
    C20H32O2
    IUPAC Name:
    Ethyl 6,9,12,15-octadecatetraenoate
    Constituent 11
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12,15-hexadecatetraenoate
    Molecular formula:
    C18H28O2
    IUPAC Name:
    Ethyl 6,9,12,15-hexadecatetraenoate
    Constituent 12
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12,15,18-heneicosapentaenoate
    CAS Number:
    131775-86-5
    Molecular formula:
    C23H36O2
    IUPAC Name:
    Ethyl 6,9,12,15,18-heneicosapentaenoate
    Constituent 13
    Chemical structure
    Reference substance name:
    Ethyl linoleate
    EC Number:
    208-868-4
    EC Name:
    Ethyl linoleate
    CAS Number:
    544-35-4
    Molecular formula:
    C20H36O2
    IUPAC Name:
    ethyl octadeca-9,12-dienoate
    Constituent 14
    Chemical structure
    Reference substance name:
    Ethyl (Z)-docos-11-enoate
    Molecular formula:
    C24H46O2
    IUPAC Name:
    Ethyl (Z)-docos-11-enoate
    Constituent 15
    Chemical structure
    Reference substance name:
    Ethyl (9Z,12Z,15Z)-9,12,15-octadecatrienoate
    EC Number:
    214-734-6
    EC Name:
    Ethyl (9Z,12Z,15Z)-9,12,15-octadecatrienoate
    CAS Number:
    1191-41-9
    Molecular formula:
    C20H34O2
    IUPAC Name:
    ethyl octadeca-9,12,15-trienoate
    Constituent 16
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12-octadecatrienoate
    CAS Number:
    31450-14-3
    Molecular formula:
    C20H34O2
    IUPAC Name:
    Ethyl 6,9,12-octadecatrienoate
    Constituent 17
    Chemical structure
    Reference substance name:
    Eicosanoic acid, ethyl ester
    CAS Number:
    18281-05-5
    Molecular formula:
    C22H44O2
    IUPAC Name:
    Eicosanoic acid, ethyl ester
    Constituent 18
    Chemical structure
    Reference substance name:
    Ethyl docosanoate
    EC Number:
    227-616-4
    EC Name:
    Ethyl docosanoate
    CAS Number:
    5908-87-2
    Molecular formula:
    C24H48O2
    IUPAC Name:
    ethyl docosanoate
    Constituent 19
    Reference substance name:
    unknown constituents of fatty acids, essential, ethyl esters
    Molecular formula:
    not applicable, unknown constituents of fatty acids, essential, ethyl esters
    IUPAC Name:
    unknown constituents of fatty acids, essential, ethyl esters
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    5Z, 8Z, 11Z, 14Z, 17Z-Eicosapentaenoic acid ethyl ester
    CAS Number:
    86227-47-6
    Molecular formula:
    C22H34O2
    IUPAC Name:
    5Z, 8Z, 11Z, 14Z, 17Z-Eicosapentaenoic acid ethyl ester
    Constituent 2
    Chemical structure
    Reference substance name:
    (4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoic acid ethyl ester
    CAS Number:
    81926-94-5
    Molecular formula:
    C24H36O2
    IUPAC Name:
    (4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoic acid ethyl ester
    Constituent 3
    Chemical structure
    Reference substance name:
    Ethyl oleate
    EC Number:
    203-889-5
    EC Name:
    Ethyl oleate
    CAS Number:
    111-62-6
    Molecular formula:
    C20H38O2
    IUPAC Name:
    ethyl octadec-9-enoate
    Constituent 4
    Chemical structure
    Reference substance name:
    Ethyl palmitate
    EC Number:
    211-064-6
    EC Name:
    Ethyl palmitate
    CAS Number:
    628-97-7
    Molecular formula:
    C18H36O2
    IUPAC Name:
    ethyl palmitate
    Constituent 5
    Reference substance name:
    Fatty acids, C20-unsaturated, ethyl esters
    Molecular formula:
    C22H42O2 (C20:1 all) C22H40O2 (C20:2) C22H38O2 (C20:3) C22H36O2 (C20:4 all)
    IUPAC Name:
    Fatty acids, C20-unsaturated, ethyl esters
    Constituent 6
    Chemical structure
    Reference substance name:
    Ethyl (Z)-hexadec-9-enoate
    EC Number:
    260-065-8
    EC Name:
    Ethyl (Z)-hexadec-9-enoate
    CAS Number:
    56219-10-4
    Molecular formula:
    C18H34O2
    IUPAC Name:
    ethyl hexadec-9-enoate
    Constituent 7
    Chemical structure
    Reference substance name:
    Ethyl stearate
    EC Number:
    203-887-4
    EC Name:
    Ethyl stearate
    CAS Number:
    111-61-5
    Molecular formula:
    C20H40O2
    IUPAC Name:
    ethyl stearate
    Constituent 8
    Chemical structure
    Reference substance name:
    Ethyl (7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoate
    CAS Number:
    118918-40-5
    Molecular formula:
    C24H38O2
    IUPAC Name:
    Ethyl (7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoate
    Constituent 9
    Chemical structure
    Reference substance name:
    Ethyl (Z)-11-octadecenoate
    Molecular formula:
    C20H38O2
    IUPAC Name:
    Ethyl (Z)-11-octadecenoate
    Constituent 10
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12,15-octadecatetraenoate
    CAS Number:
    119778-44-6
    Molecular formula:
    C20H32O2
    IUPAC Name:
    Ethyl 6,9,12,15-octadecatetraenoate
    Constituent 11
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12,15-hexadecatetraenoate
    Molecular formula:
    C18H28O2
    IUPAC Name:
    Ethyl 6,9,12,15-hexadecatetraenoate
    Constituent 12
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12,15,18-heneicosapentaenoate
    CAS Number:
    131775-86-5
    Molecular formula:
    C23H36O2
    IUPAC Name:
    Ethyl 6,9,12,15,18-heneicosapentaenoate
    Constituent 13
    Chemical structure
    Reference substance name:
    Ethyl linoleate
    EC Number:
    208-868-4
    EC Name:
    Ethyl linoleate
    CAS Number:
    544-35-4
    Molecular formula:
    C20H36O2
    IUPAC Name:
    ethyl octadeca-9,12-dienoate
    Constituent 14
    Chemical structure
    Reference substance name:
    Ethyl (Z)-docos-11-enoate
    Molecular formula:
    C24H46O2
    IUPAC Name:
    Ethyl (Z)-docos-11-enoate
    Constituent 15
    Chemical structure
    Reference substance name:
    Ethyl (9Z,12Z,15Z)-9,12,15-octadecatrienoate
    EC Number:
    214-734-6
    EC Name:
    Ethyl (9Z,12Z,15Z)-9,12,15-octadecatrienoate
    CAS Number:
    1191-41-9
    Molecular formula:
    C20H34O2
    IUPAC Name:
    ethyl octadeca-9,12,15-trienoate
    Constituent 16
    Chemical structure
    Reference substance name:
    Ethyl 6,9,12-octadecatrienoate
    CAS Number:
    31450-14-3
    Molecular formula:
    C20H34O2
    IUPAC Name:
    Ethyl 6,9,12-octadecatrienoate
    Constituent 17
    Chemical structure
    Reference substance name:
    Eicosanoic acid, ethyl ester
    CAS Number:
    18281-05-5
    Molecular formula:
    C22H44O2
    IUPAC Name:
    Eicosanoic acid, ethyl ester
    Constituent 18
    Chemical structure
    Reference substance name:
    Ethyl docosanoate
    EC Number:
    227-616-4
    EC Name:
    Ethyl docosanoate
    CAS Number:
    5908-87-2
    Molecular formula:
    C24H48O2
    IUPAC Name:
    ethyl docosanoate
    Constituent 19
    Reference substance name:
    unknown constituents of fatty acids, essential, ethyl esters
    Molecular formula:
    not applicable, unknown constituents of fatty acids, essential, ethyl esters
    IUPAC Name:
    unknown constituents of fatty acids, essential, ethyl esters
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethyl palmitate
    EC Number:
    211-064-6
    EC Name:
    Ethyl palmitate
    CAS Number:
    628-97-7
    Molecular formula:
    C18H36O2
    IUPAC Name:
    ethyl palmitate
    Constituent 2
    Reference substance name:
    Ethyl hexadecenoate
    CAS Number:
    54546-22-4
    Molecular formula:
    C18H34O2
    IUPAC Name:
    Ethyl hexadecenoate
    Constituent 3
    Chemical structure
    Reference substance name:
    Ethyl myristate
    EC Number:
    204-675-4
    EC Name:
    Ethyl myristate
    CAS Number:
    124-06-1
    Molecular formula:
    C16H32O2
    IUPAC Name:
    ethyl myristate
    Constituent 4
    Chemical structure
    Reference substance name:
    Ethyl (5Z,8Z,11Z,14Z,17Z)-eicosa-5,8,11,14,17-pentaenoate
    CAS Number:
    86227-47-6
    Molecular formula:
    C22H34O2
    IUPAC Name:
    Ethyl (5Z,8Z,11Z,14Z,17Z)-eicosa-5,8,11,14,17-pentaenoate
    Constituent 5
    Chemical structure
    Reference substance name:
    Ethyl elaidate
    EC Number:
    228-082-5
    EC Name:
    Ethyl elaidate
    CAS Number:
    6114-18-7
    Molecular formula:
    C20H38O2
    IUPAC Name:
    ethyl octadec-9-enoate
    Constituent 6
    Chemical structure
    Reference substance name:
    Ethyl stearate
    EC Number:
    203-887-4
    EC Name:
    Ethyl stearate
    CAS Number:
    111-61-5
    Molecular formula:
    C20H40O2
    IUPAC Name:
    ethyl stearate
    Constituent 7
    Chemical structure
    Reference substance name:
    Ethyl oleate
    EC Number:
    203-889-5
    EC Name:
    Ethyl oleate
    CAS Number:
    111-62-6
    Molecular formula:
    C20H38O2
    IUPAC Name:
    ethyl octadec-9-enoate
    Constituent 8
    Reference substance name:
    Unidentified ethyl esters
    IUPAC Name:
    Unidentified ethyl esters
    Constituent 9
    Reference substance name:
    Fatty acids, C16 saturated and unsaturated, ethyl esters
    IUPAC Name:
    Fatty acids, C16 saturated and unsaturated, ethyl esters
    Constituent 10
    Reference substance name:
    Fatty acids, C17 saturated and unsaturated, ethyl esters
    IUPAC Name:
    Fatty acids, C17 saturated and unsaturated, ethyl esters
    Constituent 11
    Reference substance name:
    Fatty acids, C18 saturated and unsaturated, ethyl esters
    IUPAC Name:
    Fatty acids, C18 saturated and unsaturated, ethyl esters
    Constituent 12
    Reference substance name:
    Fatty acids, C19 saturated and unsaturated, ethyl esters
    IUPAC Name:
    Fatty acids, C19 saturated and unsaturated, ethyl esters
    Constituent 13
    Reference substance name:
    Fatty acids, C20 saturated and unsaturated, ethyl esters
    IUPAC Name:
    Fatty acids, C20 saturated and unsaturated, ethyl esters


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethyl palmitate
    EC Number:
    211-064-6
    EC Name:
    Ethyl palmitate
    CAS Number:
    628-97-7
    Molecular formula:
    C18H36O2
    IUPAC Name:
    ethyl palmitate
    Constituent 2
    Chemical structure
    Reference substance name:
    Ethyl oleate
    EC Number:
    203-889-5
    EC Name:
    Ethyl oleate
    CAS Number:
    111-62-6
    Molecular formula:
    C20H38O2
    IUPAC Name:
    ethyl octadec-9-enoate
    Constituent 3
    Chemical structure
    Reference substance name:
    Ethyl myristate
    EC Number:
    204-675-4
    EC Name:
    Ethyl myristate
    CAS Number:
    124-06-1
    Molecular formula:
    C16H32O2
    IUPAC Name:
    ethyl myristate
    Constituent 4
    Chemical structure
    Reference substance name:
    Ethyl (Z)-hexadec-9-enoate
    EC Number:
    260-065-8
    EC Name:
    Ethyl (Z)-hexadec-9-enoate
    CAS Number:
    56219-10-4
    Molecular formula:
    C18H34O2
    IUPAC Name:
    ethyl hexadec-9-enoate
    Constituent 5
    Chemical structure
    Reference substance name:
    5Z, 8Z, 11Z, 14Z, 17Z-Eicosapentaenoic acid ethyl ester
    CAS Number:
    86227-47-6
    Molecular formula:
    C22H34O2
    IUPAC Name:
    5Z, 8Z, 11Z, 14Z, 17Z-Eicosapentaenoic acid ethyl ester
    Constituent 6
    Chemical structure
    Reference substance name:
    Ethyl (Z)-11-octadecenoate
    Molecular formula:
    C20H38O2
    IUPAC Name:
    Ethyl (Z)-11-octadecenoate