1,2-Dihydro-1,1,6-trimethylnaphthalene

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  • Identifiers

    CAS number
    30364-38-6

    Molecular formula
    C13H16

    SMILES
    CC1=CC2=C(C=C1)C(CC=C2)(C)C

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Woody 70.71%
    Spicy 44.58%
    Dry 38.29%
    Fruity 36.99%
    Amber 36.69%
    Musk 35.08%
    Sweet 34.07%
    Tobacco 32.3%
    Leathery 30.18%
    Animal 29.9%

    Scent© AI

  • Properties

    XLogP3-AA
    4.2

    pKa est.
    8.05 (weak base)

    Molecular weight
    172.27 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Boiling point

    • 241.00 to 242.00 °C. @ 760.00 mm Hg

    Flash point est.
    104.31 ˚C

  • Synonyms

    • 1,1,6-Trimethyl-1,2-dihydronaphthalene
    • 30364-38-6
    • Dehydro-ar-ionene
    • 1,2-Dihydro-1,1,6-trimethylnaphthalene
    • Naphthalene, 1,2-dihydro-1,1,6-trimethyl-
    • 1,1,6-trimethyl-2H-naphthalene
    • EINECS 250-150-8
    • 01HD1KNX99
    • DTXSID30184443
    • 1,1,6-Trimethyl-1,2-dihydro-naphthalene
    • 1,2-Dihydro-1,1,6-trimethylnaphthalene (>80%)
    • UNII-01HD1KNX99
    • TDN compound
    • 3,4-Dehydroionene
    • MFCD07438046
    • CHEBI:89773
    • DTXCID40106934
    • AKOS006286101
    • Napthalene,1,2,diydro-1,1,6-trimethyl
    • 1,2-Dihydro-1,1,6-trimethyl-naphthalene
    • DB-081441
    • NS00022016
    • C74559
    • EN300-7517667
    • Q27161959
    • 1,2-Dihydro-1,1,6-trimethylnaphthalene (>80per cent)
    • 250-150-8

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 85.02
    methanol 47.71
    isopropanol 63.63
    water 0.03
    ethyl acetate 265.4
    n-propanol 91.68
    acetone 233.58
    n-butanol 110.43
    acetonitrile 120.25
    DMF 239.4
    toluene 365.94
    isobutanol 67.81
    1,4-dioxane 607.78
    methyl acetate 184.47
    THF 1041.08
    2-butanone 267.88
    n-pentanol 81.05
    sec-butanol 71.69
    n-hexane 163.84
    ethylene glycol 5.16
    NMP 254.4
    cyclohexane 228.09
    DMSO 102.75
    n-butyl acetate 500.3
    n-octanol 124.02
    chloroform 444.81
    n-propyl acetate 171.18
    acetic acid 39.82
    dichloromethane 492.31
    cyclohexanone 454.05
    propylene glycol 12.74
    isopropyl acetate 173.94
    DMAc 219.47
    2-ethoxyethanol 77.65
    isopentanol 94.17
    n-heptane 286.33
    ethyl formate 117.0
    1,2-dichloroethane 325.56
    n-hexanol 292.82
    2-methoxyethanol 108.14
    isobutyl acetate 158.61
    tetrachloromethane 97.27
    n-pentyl acetate 184.85
    transcutol 366.18
    n-heptanol 117.01
    ethylbenzene 184.23
    MIBK 181.15
    2-propoxyethanol 246.48
    tert-butanol 95.65
    MTBE 240.98
    2-butoxyethanol 117.13
    propionic acid 44.68
    o-xylene 178.73
    formic acid 5.28
    diethyl ether 400.85
    m-xylene 238.32
    p-xylene 210.93
    chlorobenzene 283.63
    dimethyl carbonate 85.41
    n-octane 74.39
    formamide 14.13
    cyclopentanone 488.43
    2-pentanone 285.18
    anisole 242.54
    cyclopentyl methyl ether 476.33
    gamma-butyrolactone 376.62
    1-methoxy-2-propanol 106.13
    pyridine 406.45
    3-pentanone 249.36
    furfural 211.74
    n-dodecane 49.53
    diethylene glycol 69.87
    diisopropyl ether 146.84
    tert-amyl alcohol 88.04
    acetylacetone 212.09
    n-hexadecane 58.1
    acetophenone 180.53
    methyl propionate 189.79
    isopentyl acetate 361.21
    trichloroethylene 451.9
    n-nonanol 119.36
    cyclohexanol 137.6
    benzyl alcohol 100.41
    2-ethylhexanol 250.03
    isooctanol 93.56
    dipropyl ether 536.38
    1,2-dichlorobenzene 206.93
    ethyl lactate 51.98
    propylene carbonate 202.83
    n-methylformamide 64.94
    2-pentanol 83.48
    n-pentane 110.99
    1-propoxy-2-propanol 213.53
    1-methoxy-2-propyl acetate 287.06
    2-(2-methoxypropoxy) propanol 145.94
    mesitylene 155.3
    ε-caprolactone 306.38
    p-cymene 180.36
    epichlorohydrin 455.04
    1,1,1-trichloroethane 283.36
    2-aminoethanol 16.56
    morpholine-4-carbaldehyde 290.36
    sulfolane 260.52
    2,2,4-trimethylpentane 45.38
    2-methyltetrahydrofuran 626.54
    n-hexyl acetate 269.67
    isooctane 47.06
    2-(2-butoxyethoxy)ethanol 180.19
    sec-butyl acetate 142.81
    tert-butyl acetate 200.2
    decalin 96.37
    glycerin 14.75
    diglyme 332.2
    acrylic acid 29.56
    isopropyl myristate 144.28
    n-butyric acid 105.27
    acetyl acetate 125.55
    di(2-ethylhexyl) phthalate 100.11
    ethyl propionate 171.34
    nitromethane 93.89
    1,2-diethoxyethane 382.52
    benzonitrile 168.49
    trioctyl phosphate 81.57
    1-bromopropane 353.75
    gamma-valerolactone 403.67
    n-decanol 99.13
    triethyl phosphate 111.6
    4-methyl-2-pentanol 67.68
    propionitrile 147.6
    vinylene carbonate 161.44
    1,1,2-trichlorotrifluoroethane 97.88
    DMS 168.52
    cumene 128.78
    2-octanol 84.53
    2-hexanone 209.43
    octyl acetate 167.63
    limonene 272.85
    1,2-dimethoxyethane 284.31
    ethyl orthosilicate 115.77
    tributyl phosphate 97.56
    diacetone alcohol 131.59
    N,N-dimethylaniline 173.62
    acrylonitrile 117.12
    aniline 160.84
    1,3-propanediol 37.82
    bromobenzene 360.07
    dibromomethane 401.78
    1,1,2,2-tetrachloroethane 306.9
    2-methyl-cyclohexyl acetate 221.56
    tetrabutyl urea 132.19
    diisobutyl methanol 126.97
    2-phenylethanol 183.7
    styrene 197.0
    dioctyl adipate 156.05
    dimethyl sulfate 86.25
    ethyl butyrate 307.17
    methyl lactate 42.7
    butyl lactate 92.2
    diethyl carbonate 166.06
    propanediol butyl ether 77.4
    triethyl orthoformate 194.71
    p-tert-butyltoluene 179.37
    methyl 4-tert-butylbenzoate 168.12
    morpholine 525.33
    tert-butylamine 90.78
    n-dodecanol 85.56
    dimethoxymethane 286.23
    ethylene carbonate 147.72
    cyrene 121.28
    2-ethoxyethyl acetate 210.82
    2-ethylhexyl acetate 357.39
    1,2,4-trichlorobenzene 213.84
    4-methylpyridine 396.41
    dibutyl ether 289.15
    2,6-dimethyl-4-heptanol 126.97
    DEF 246.97
    dimethyl isosorbide 327.44
    tetrachloroethylene 194.54
    eugenol 125.12
    triacetin 170.5
    span 80 135.89
    1,4-butanediol 16.66
    1,1-dichloroethane 279.71
    2-methyl-1-pentanol 87.45
    methyl formate 61.8
    2-methyl-1-butanol 85.71
    n-decane 82.42
    butyronitrile 202.67
    3,7-dimethyl-1-octanol 130.14
    1-chlorooctane 180.81
    1-chlorotetradecane 88.14
    n-nonane 88.3
    undecane 62.2
    tert-butylcyclohexane 88.09
    cyclooctane 114.11
    cyclopentanol 127.32
    tetrahydropyran 759.97
    tert-amyl methyl ether 190.97
    2,5,8-trioxanonane 238.54
    1-hexene 285.23
    2-isopropoxyethanol 77.29
    2,2,2-trifluoroethanol 12.03
    methyl butyrate 195.76

    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

Botanical

Name CAS Botanical Proportion
Pelargonium reniforme Pelargonium reniforme Curt., fam. Geraniaceae 0.1%
Lemon balm (Slovak Republic) 8014-71-9 Melissa officinalis L., fam. Lamiaceae (Labiatae) 0.06%
Leea guineensis (Cameroon) 1b leaf Leea guineensis G. Don, fam. Leeaceae 0.3%
Spinach, cooked Spinacia oleracea L., fam. Oleraceae 0.05%