5,12-Dihydro-2,9-dimethylquino(2,3-b)acridine-7,14-dione

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  • Identifiers

    CAS number
    980-26-7

    Molecular formula
    C22H16N2O2

    SMILES
    CC1=CC2=C(C=C1)NC3=CC4=C(C=C3C2=O)NC5=C(C4=O)C=C(C=C5)C

    Safety labels

  • Odor profile

    Fragrance
    Fruity 51.13%
    Floral 43.93%
    Animal 34.91%
    Neroli 32.4%
    Grape 30.79%
    Phenolic 29.97%
    Powdery 27.45%
    Bitter 26.91%
    Sweet 26.61%
    Burnt 25.76%

     

    Flavor
    Bitter 96.81%
    Very strong 19.78%
    Indole 19.17%
    Odorless 18.8%
    Nitrile 18.51%
    Rotten 17.7%
    Cedarleaf 17.47%
    Moth ball 17.46%
    Lovage 17.37%
    Sweet-like 17.13%

     

    Odor impact est.
    Odorless

  • Properties

    XLogP3-AA
    4.8

    pKa est.
    8.11 (weak base)

    Molecular weight
    340.4 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    1073°C

    Flash point

    • 279.01 ˚C est.

  • Synonyms

    • Quino[2,3-b]acridine-7,14-dione, 5,12-dihydro-2,9-dimethyl-
    • 5,12-Dihydro-2,9-dimethylquino(2,3-b)acridine-7,14-dione
    • Quino(2,3-b)acridine-7,14-dione, 5,12-dihydro-2,9-dimethyl-
    • 5,12-dihydro-2,9-dimethylquino[2,3-b]acridine-7,14-dione
    • RefChem:527589
    • 980-26-7
    • 2,9-Dimethylquinacridone
    • 2,9-Dimethylquinolino[2,3-b]acridine-7,14(5H,12H)-dione
    • Hostaperm Pink E
    • 2,9-dimethyl-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione
    • MFCD00071968
    • C.I. 73915
    • 2,9-Dimethyl quinacridone
    • 28UCS3P84C
    • Quino(2,3-b)acridin-7,14-dione, 5,12-dihydro-2,9-dimethyl-
    • Sunfast Magenta
    • Permanent Pink E
    • Fastogen Super Magneta R
    • Hostaperm Pink EB
    • Lionogen Magneta R
    • Quinacridone Magneta
    • PV Fast Pink E
    • Monolite Rubine 3B
    • Acramin Scarlet LDCN
    • Hostperm Pink E 02
    • Paliogen Red 4790
    • Ket Red 309
    • KF Red 1
    • Paliogen Red L 4790
    • Fastogen Super Magneta RG
    • Fastogen Super Magneta RH
    • Fastogen Super Magneta RS
    • Quindo Magneta RV 6803
    • Quindo Magneta RV 6831
    • Fastogen Super Magneta RE 03
    • EINECS 213-561-3
    • UNII-28UCS3P84C
    • 2,9-Dimethyl-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione (Technical Grade)
    • EC 213-561-3
    • SCHEMBL276094
    • FASTOGEN SUPER MAGENTA R
    • DTXSID2052655
    • SCHEMBL17163845
    • SCHEMBL17163846
    • SCHEMBL29355013
    • SCHEMBL29475421
    • AKOS015920146
    • FP40697
    • SY030308
    • CS-0010249
    • NS00009167
    • A10936
    • A858594
    • F079451
    • Q27254347
    • 2,9-Dimethylquinolino[2,3-b]-acridine-7,14(5H,12H)-dione
    • DIHYDRO-2,9-DIMETHYLQUINO(2,3-B)ACRIDINE-7,14-DIONE, 5,12-
    • 213-561-3
    • 980-26-7

  • Applications

    For 5,12-Dihydro-2,9-dimethylquino(2,3-b)acridine-7,14-dione (CAS 980-26-7), practical applications include serving as a pigment and dye precursor for coatings, inks, and plastics; acting as a chromophore in optoelectronic materials and organic electronics; used as a synthetic intermediate in the preparation of related polycyclic aromatic compounds; and explored as a fluorescent dye or sensor component for analytical applications, subject to local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.63
    methanol 0.4
    isopropanol 0.48
    water 0.0
    ethyl acetate 1.21
    n-propanol 0.66
    acetone 1.91
    n-butanol 0.68
    acetonitrile 0.33
    DMF 7.71
    toluene 0.32
    isobutanol 0.51
    1,4-dioxane 2.11
    methyl acetate 1.63
    THF 7.61
    2-butanone 3.27
    n-pentanol 0.66
    sec-butanol 0.45
    n-hexane 0.01
    ethylene glycol 0.24
    NMP 3.84
    cyclohexane 0.01
    DMSO 6.42
    n-butyl acetate 2.5
    n-octanol 0.33
    chloroform 1.41
    n-propyl acetate 1.68
    acetic acid 1.88
    dichloromethane 1.6
    cyclohexanone 3.37
    propylene glycol 0.23
    isopropyl acetate 1.26
    DMAc 15.55
    2-ethoxyethanol 2.51
    isopentanol 0.86
    n-heptane 0.01
    ethyl formate 1.42
    1,2-dichloroethane 1.43
    n-hexanol 0.8
    2-methoxyethanol 3.68
    isobutyl acetate 1.34
    tetrachloromethane 0.13
    n-pentyl acetate 2.25
    transcutol 6.12
    n-heptanol 0.76
    ethylbenzene 0.32
    MIBK 1.76
    2-propoxyethanol 4.68
    tert-butanol 0.57
    MTBE 0.41
    2-butoxyethanol 3.72
    propionic acid 0.79
    o-xylene 0.25
    formic acid 1.03
    diethyl ether 0.39
    m-xylene 0.24
    p-xylene 0.56
    chlorobenzene 0.63
    dimethyl carbonate 1.56
    n-octane 0.02
    formamide 1.98
    cyclopentanone 5.43
    2-pentanone 2.02
    anisole 1.08
    cyclopentyl methyl ether 0.85
    gamma-butyrolactone 5.36
    1-methoxy-2-propanol 2.35
    pyridine 3.84
    3-pentanone 1.32
    furfural 6.67
    n-dodecane 0.02
    diethylene glycol 3.3
    diisopropyl ether 0.13
    tert-amyl alcohol 0.56
    acetylacetone 3.14
    n-hexadecane 0.02
    acetophenone 2.49
    methyl propionate 1.5
    isopentyl acetate 3.12
    trichloroethylene 3.95
    n-nonanol 0.47
    cyclohexanol 0.36
    benzyl alcohol 1.51
    2-ethylhexanol 0.64
    isooctanol 0.78
    dipropyl ether 0.58
    1,2-dichlorobenzene 0.82
    ethyl lactate 1.25
    propylene carbonate 2.4
    n-methylformamide 2.16
    2-pentanol 0.33
    n-pentane 0.01
    1-propoxy-2-propanol 2.69
    1-methoxy-2-propyl acetate 3.83
    2-(2-methoxypropoxy) propanol 3.46
    mesitylene 0.15
    ε-caprolactone 2.88
    p-cymene 0.42
    epichlorohydrin 8.14
    1,1,1-trichloroethane 0.76
    2-aminoethanol 0.5
    morpholine-4-carbaldehyde 6.2
    sulfolane 5.82
    2,2,4-trimethylpentane 0.01
    2-methyltetrahydrofuran 1.78
    n-hexyl acetate 1.47
    isooctane 0.01
    2-(2-butoxyethoxy)ethanol 4.18
    sec-butyl acetate 1.23
    tert-butyl acetate 1.43
    decalin 0.02
    glycerin 0.85
    diglyme 7.97
    acrylic acid 1.07
    isopropyl myristate 0.88
    n-butyric acid 1.5
    acetyl acetate 0.96
    di(2-ethylhexyl) phthalate 1.55
    ethyl propionate 1.45
    nitromethane 3.91
    1,2-diethoxyethane 2.46
    benzonitrile 1.68
    trioctyl phosphate 0.96
    1-bromopropane 0.47
    gamma-valerolactone 10.58
    n-decanol 0.4
    triethyl phosphate 1.64
    4-methyl-2-pentanol 0.39
    propionitrile 0.74
    vinylene carbonate 2.8
    1,1,2-trichlorotrifluoroethane 5.15
    DMS 2.28
    cumene 0.3
    2-octanol 0.41
    2-hexanone 2.44
    octyl acetate 1.07
    limonene 0.33
    1,2-dimethoxyethane 5.56
    ethyl orthosilicate 1.42
    tributyl phosphate 1.34
    diacetone alcohol 2.9
    N,N-dimethylaniline 0.93
    acrylonitrile 1.45
    aniline 0.88
    1,3-propanediol 1.22
    bromobenzene 0.5
    dibromomethane 0.65
    1,1,2,2-tetrachloroethane 2.61
    2-methyl-cyclohexyl acetate 1.88
    tetrabutyl urea 2.18
    diisobutyl methanol 0.5
    2-phenylethanol 2.41
    styrene 0.36
    dioctyl adipate 1.52
    dimethyl sulfate 2.73
    ethyl butyrate 1.72
    methyl lactate 1.42
    butyl lactate 2.36
    diethyl carbonate 1.46
    propanediol butyl ether 1.59
    triethyl orthoformate 1.6
    p-tert-butyltoluene 0.35
    methyl 4-tert-butylbenzoate 3.11
    morpholine 2.93
    tert-butylamine 0.21
    n-dodecanol 0.32
    dimethoxymethane 3.75
    ethylene carbonate 1.91
    cyrene 3.1
    2-ethoxyethyl acetate 4.12
    2-ethylhexyl acetate 2.25
    1,2,4-trichlorobenzene 1.26
    4-methylpyridine 2.61
    dibutyl ether 0.6
    2,6-dimethyl-4-heptanol 0.5
    DEF 2.88
    dimethyl isosorbide 6.93
    tetrachloroethylene 1.86
    eugenol 4.16
    triacetin 2.1
    span 80 1.96
    1,4-butanediol 0.48
    1,1-dichloroethane 0.73
    2-methyl-1-pentanol 0.87
    methyl formate 1.87
    2-methyl-1-butanol 0.68
    n-decane 0.03
    butyronitrile 0.85
    3,7-dimethyl-1-octanol 0.53
    1-chlorooctane 0.18
    1-chlorotetradecane 0.11
    n-nonane 0.02
    undecane 0.02
    tert-butylcyclohexane 0.02
    cyclooctane 0.0
    cyclopentanol 0.51
    tetrahydropyran 1.09
    tert-amyl methyl ether 0.44
    2,5,8-trioxanonane 5.83
    1-hexene 0.11
    2-isopropoxyethanol 1.73
    2,2,2-trifluoroethanol 1.03
    methyl butyrate 2.13

    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