C.I. Pigment Orange 43

Overview IFRA Request a quote

  • Identifiers

    CAS number
    4424-06-0

    Molecular formula
    C26H12N4O2

    SMILES
    C1=CC=C2C(=C1)N=C3N2C(=O)C4=CC=C5C6=C(C=CC3=C46)C(=O)N7C5=NC8=CC=CC=C87

    Safety labels

  • Odor profile

    Fragrance
    Fruity 44.67%
    Floral 33.95%
    Odorless 33.85%
    Burnt 28.03%
    Animal 26.96%
    Grape 26.05%
    Neroli 25.14%
    Bitter 24.93%
    Musty 22.09%
    Phenolic 20.39%

     

    Flavor
    Bitter 98.95%
    Odorless 19.44%
    Very strong 16.65%
    Indole 16.0%
    Nitrile 15.66%
    Rotten 15.39%
    Moth ball 15.11%
    Cedarleaf 14.87%
    Sweet-like 14.85%
    Cereal 14.84%

     

    Odor impact est.
    Odorless

  • Properties

    XLogP3-AA
    4.8

    pKa est.
    4.32 (weak acid)

    Molecular weight
    412.4 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    1137°C

    Flash point

    • 360.21 ˚C est.

    Solubility expt.

    • less than 0.1 mg/mL at 63 °F (NTP, 1992)

  • Synonyms

    • trans-Perinone
    • bisbenzimidazo[2,1-b:2',1'-i]benzo[lmn][3,8]phenanthroline-8,17-dione
    • Bordeaux RRN
    • Vat Scarlet 2Zh
    • C.I. Vat Orange 7
    • Brilliant Orange GR
    • Hostaperm Orange GR
    • Vat Brilliant Orange
    • Mikethrene Orange GR
    • Ostanthren Orange GR
    • Pv Fast Orange GRL
    • Ostanthrene Orange GR
    • Paradone Brilliant Orange GR
    • Hostaperm Vat Orange GR
    • Symuler Fast Orange GRD
    • Tinon Brilliant Orange GR
    • Threne Brilliant Orange GR
    • IndoFast Orange OV 5983
    • Cibanone Brilliant Orange GR
    • Hostavat Brilliant Orange GR
    • Mikethren Brilliant Orange GR
    • Fenanthren Brilliant Orange GR
    • Indanthren Brilliant Orange GR
    • CCRIS 4703
    • Indanthrene Brilliant Orange GR
    • Palanthrene Brilliant Orange GR
    • Sanyo Permanent Orange D 213
    • Sanyo Permanent Orange D 616
    • Solanthrene Brilliant Orange JR
    • Indanthrene Brilliant Orange GRP
    • Paradone Brilliant Orange GR new
    • C.I. 71105
    • EINECS 224-597-4
    • BRN 0061891
    • DTXSID8025913
    • 4-26-00-02613 (Beilstein Handbook Reference)
    • Bisbenzimidazo(2,1-b:2',1'-i)benzo(lmn)(3,8)phenanthroline-8,17-dione
    • PERINONE ORANGE
    • VAT SCARLET 2ZHD
    • RefChem:572522
    • LIONOGEN ORANGE GR
    • DTXCID805913
    • PIGMENT BRILLIANT ORANGE ANTHRAQUINONE
    • ANTHRAGEN BRILLIANT ORANGE GR LAKE 29-3002
    • ANTHRAGEN BRILLIANT ORANGE GR TONER 29-3001
    • HELIO BRILLIANT ORANGE GR PRESSCAKE 29-3003
    • HELIO BRILLIANT ORANGE GRA SUPRA PASTE 29-3016
    • 224-597-4
    • 4424-06-0
    • Vat Orange 7
    • Benzo[lmn]benzo[4,5]imidazo[2,1-b]benzo[4,5]imidazo[2,1-i][3,8]phenanthroline-8,17-dione
    • MFCD00071829
    • 3,10,17,24-tetrazaoctacyclo[13.13.2.02,10.04,9.012,29.016,24.018,23.026,30]triaconta-1(29),2,4,6,8,12,14,16,18,20,22,26(30),27-tridecaene-11,25-dione
    • PERINONE
    • C26H12N4O2
    • CI Pigment Orange 43
    • CI VAT ORANGE 7
    • NJN999RX4C
    • SCHEMBL342318
    • SCHEMBL29356465
    • SCHEMBL30606644
    • DGBWPZSGHAXYGK-UHFFFAOYSA-N
    • MSK164402
    • STK700007
    • AKOS000593049
    • CS-0142839
    • NS00013527
    • P2124
    • ST50223836
    • D92190
    • 424V060
    • Q2070998
    • Bis[1,3]benzimidazo[2,1-b:2',1'-i]benzo[lmn][3,8]phenanthroline-8,17-dione
    • 4424-06-0

  • Applications

    C.I. Pigment Orange 43 (CAS 4424-06-0) is used as a colorant in a range of industrial formulations; typical applications include coloration of coatings and paints, printing inks, and plastics and polymers (e.g., PVC, polyolefins, polyester), color masterbatches/concentrates for plastics, and textile pigment printing for decorative fabrics.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.07
    methanol 0.07
    isopropanol 0.04
    water 0.0
    ethyl acetate 0.44
    n-propanol 0.07
    acetone 0.38
    n-butanol 0.09
    acetonitrile 0.17
    DMF 1.31
    toluene 0.25
    isobutanol 0.05
    1,4-dioxane 0.68
    methyl acetate 0.4
    THF 1.16
    2-butanone 0.65
    n-pentanol 0.1
    sec-butanol 0.05
    n-hexane 0.0
    ethylene glycol 0.06
    NMP 2.08
    cyclohexane 0.0
    DMSO 0.87
    n-butyl acetate 0.67
    n-octanol 0.2
    chloroform 0.49
    n-propyl acetate 0.45
    acetic acid 0.34
    dichloromethane 0.79
    cyclohexanone 1.51
    propylene glycol 0.04
    isopropyl acetate 0.39
    DMAc 2.86
    2-ethoxyethanol 0.42
    isopentanol 0.12
    n-heptane 0.01
    ethyl formate 0.54
    1,2-dichloroethane 0.55
    n-hexanol 0.13
    2-methoxyethanol 0.61
    isobutyl acetate 0.34
    tetrachloromethane 0.04
    n-pentyl acetate 1.13
    transcutol 1.65
    n-heptanol 0.23
    ethylbenzene 0.14
    MIBK 0.39
    2-propoxyethanol 0.85
    tert-butanol 0.05
    MTBE 0.06
    2-butoxyethanol 1.01
    propionic acid 0.23
    o-xylene 0.16
    formic acid 0.29
    diethyl ether 0.09
    m-xylene 0.16
    p-xylene 0.2
    chlorobenzene 0.48
    dimethyl carbonate 0.6
    n-octane 0.01
    formamide 0.51
    cyclopentanone 1.69
    2-pentanone 0.53
    anisole 0.35
    cyclopentyl methyl ether 0.24
    gamma-butyrolactone 1.84
    1-methoxy-2-propanol 0.35
    pyridine 1.77
    3-pentanone 0.42
    furfural 3.43
    n-dodecane 0.01
    diethylene glycol 0.79
    diisopropyl ether 0.03
    tert-amyl alcohol 0.06
    acetylacetone 1.15
    n-hexadecane 0.02
    acetophenone 1.11
    methyl propionate 0.47
    isopentyl acetate 0.75
    trichloroethylene 1.67
    n-nonanol 0.28
    cyclohexanol 0.11
    benzyl alcohol 0.58
    2-ethylhexanol 0.17
    isooctanol 0.24
    dipropyl ether 0.13
    1,2-dichlorobenzene 0.56
    ethyl lactate 0.43
    propylene carbonate 1.08
    n-methylformamide 0.55
    2-pentanol 0.05
    n-pentane 0.0
    1-propoxy-2-propanol 0.5
    1-methoxy-2-propyl acetate 1.06
    2-(2-methoxypropoxy) propanol 1.33
    mesitylene 0.09
    ε-caprolactone 1.43
    p-cymene 0.2
    epichlorohydrin 2.08
    1,1,1-trichloroethane 0.2
    2-aminoethanol 0.08
    morpholine-4-carbaldehyde 2.64
    sulfolane 2.29
    2,2,4-trimethylpentane 0.0
    2-methyltetrahydrofuran 0.38
    n-hexyl acetate 0.92
    isooctane 0.0
    2-(2-butoxyethoxy)ethanol 1.54
    sec-butyl acetate 0.36
    tert-butyl acetate 0.33
    decalin 0.01
    glycerin 0.18
    diglyme 2.64
    acrylic acid 0.39
    isopropyl myristate 0.51
    n-butyric acid 0.43
    acetyl acetate 0.45
    di(2-ethylhexyl) phthalate 0.97
    ethyl propionate 0.43
    nitromethane 0.89
    1,2-diethoxyethane 0.75
    benzonitrile 1.14
    trioctyl phosphate 0.59
    1-bromopropane 0.15
    gamma-valerolactone 3.87
    n-decanol 0.23
    triethyl phosphate 0.56
    4-methyl-2-pentanol 0.06
    propionitrile 0.26
    vinylene carbonate 1.6
    1,1,2-trichlorotrifluoroethane 2.19
    DMS 1.09
    cumene 0.12
    2-octanol 0.17
    2-hexanone 0.62
    octyl acetate 0.67
    limonene 0.16
    1,2-dimethoxyethane 1.06
    ethyl orthosilicate 0.46
    tributyl phosphate 0.67
    diacetone alcohol 0.59
    N,N-dimethylaniline 0.32
    acrylonitrile 0.61
    aniline 0.41
    1,3-propanediol 0.21
    bromobenzene 0.43
    dibromomethane 0.32
    1,1,2,2-tetrachloroethane 0.92
    2-methyl-cyclohexyl acetate 0.65
    tetrabutyl urea 1.35
    diisobutyl methanol 0.12
    2-phenylethanol 0.91
    styrene 0.18
    dioctyl adipate 0.88
    dimethyl sulfate 1.05
    ethyl butyrate 0.53
    methyl lactate 0.53
    butyl lactate 1.14
    diethyl carbonate 0.49
    propanediol butyl ether 0.66
    triethyl orthoformate 0.53
    p-tert-butyltoluene 0.15
    methyl 4-tert-butylbenzoate 1.51
    morpholine 0.64
    tert-butylamine 0.02
    n-dodecanol 0.18
    dimethoxymethane 0.72
    ethylene carbonate 1.04
    cyrene 1.49
    2-ethoxyethyl acetate 1.82
    2-ethylhexyl acetate 0.68
    1,2,4-trichlorobenzene 0.84
    4-methylpyridine 1.21
    dibutyl ether 0.27
    2,6-dimethyl-4-heptanol 0.12
    DEF 0.99
    dimethyl isosorbide 2.31
    tetrachloroethylene 0.79
    eugenol 1.96
    triacetin 1.12
    span 80 1.0
    1,4-butanediol 0.09
    1,1-dichloroethane 0.18
    2-methyl-1-pentanol 0.15
    methyl formate 0.57
    2-methyl-1-butanol 0.1
    n-decane 0.02
    butyronitrile 0.28
    3,7-dimethyl-1-octanol 0.2
    1-chlorooctane 0.11
    1-chlorotetradecane 0.07
    n-nonane 0.01
    undecane 0.01
    tert-butylcyclohexane 0.01
    cyclooctane 0.0
    cyclopentanol 0.12
    tetrahydropyran 0.28
    tert-amyl methyl ether 0.08
    2,5,8-trioxanonane 2.33
    1-hexene 0.02
    2-isopropoxyethanol 0.33
    2,2,2-trifluoroethanol 0.31
    methyl butyrate 0.63

    Scent© AI

1 4

IFRA standard 51

Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
 No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
 No restriction
Category 2
Products applied to the axillae
 No restriction Category 7B
Leave-on products applied to the hair with some hand contact
 No restriction
Category 3
Products applied to the face/body using fingertips
 No restriction Category 8
Products with significant anogenital exposure
 No restriction
Category 4
Products related to fine fragrance
 No restriction Category 9
Products with body and hand exposure, primarily rinse off
 No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
 No restriction Category 10A
Household care products with mostly hand contact
 No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
 No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
 No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
 No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
 No restriction
Category 5D
Baby Creams, baby Oils and baby talc
 No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
 No restriction
Category 6
Products with oral and lip exposure
 No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
 No restriction