2-Naphthalenecarboxaldehyde, 3-ethyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-

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  • Identifiers

    CAS number
    58243-85-9

    Molecular formula
    C17H24O

    SMILES
    CCC1=CC2=C(C=C1C=O)C(CCC2(C)C)(C)C

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Sweet 63.08%
    Musk 58.34%
    Woody 46.59%
    Powdery 42.63%
    Dry 42.02%
    Amber 39.49%
    Spicy 33.51%
    Fruity 30.92%
    Tobacco 30.85%
    Herbal 30.81%

     

    Flavor
    Woody 66.03%
    Camphor 42.52%
    Herbal 36.3%
    Spicy 29.91%
    Phenolic 29.91%
    Spice 26.71%
    Wood 25.27%
    Medicinal 24.65%
    Dry 22.76%
    Pine 21.66%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    5.3

    pKa est.
    7.39 (neutral)

    Molecular weight
    244.37 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    308°C

    Flash point

    • 139.37 ˚C est.

  • Synonyms

    • 58243-85-9
    • Formylethyltetramethyltetralin
    • 2-Naphthalenecarboxaldehyde, 3-ethyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-
    • Tetramethylethylformyltetralin
    • 1,1,4,4-Tetramethyl-6-ethyl-7-formyltetralin
    • EINECS 261-182-7
    • 3-ethyl-5,5,8,8-tetramethyl-6,7-dihydronaphthalene-2-carbaldehyde
    • 3-Ethyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethylnaphthalene-2-carbaldehyde
    • BRN 2650998
    • DTXSID7069239
    • 4-07-00-01118 (Beilstein Handbook Reference)
    • 6-Ethyl-7-formyl-1,1,4,4-tetramethyl-1,2,3,4-tetrahydronaphthalene
    • 5,6,7,8-Tetrahydro-3-ethyl-5,5,8,8-tetramethyl-2-naphthalenecarboxaldehyde
    • FETT
    • 3-Ethyl-5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalene-2-carbaldehyde
    • 2-NAPHTHALENECARBOXALDEHYDE, 5,6,7,8-TETRAHYDRO-3-ETHYL-5,5,8,8-TETRAMETHYL-
    • 3-Ethyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenecarboxaldehyde
    • SCHEMBL5947942
    • DTXCID7042350
    • formyl ethyl tetramethyl tetralin
    • 8ZYP294N73
    • AKOS024341005
    • DB-315409
    • NS00012484
    • 3-ethyl-2-formyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethylnaphthalene
    • 3-ethyl-5,5,8,8-tetramethyl-5,6,7,8-tetrahydro-2-naphthalenecarbaldehyde
    • 261-182-7

  • Applications

    2-Naphthalenecarboxaldehyde, 3-ethyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl- (CAS 58243-85-9) is used primarily as an organic synthesis intermediate and building block for specialty compounds. In practice, applications typically focus on fragrance and cosmetics as an odorant, and on household products such as air fresheners and cleaners. It also serves as an industrial manufacturing intermediate for dyes and pharmaceutical precursors, and is considered a potential component in the development of specialty chemicals in research and development settings.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 171.98
    methanol 114.55
    isopropanol 170.66
    water 0.08
    ethyl acetate 805.06
    n-propanol 289.59
    acetone 813.71
    n-butanol 240.07
    acetonitrile 448.19
    DMF 1666.76
    toluene 989.85
    isobutanol 238.96
    1,4-dioxane 1086.52
    methyl acetate 900.35
    THF 2192.56
    2-butanone 1202.3
    n-pentanol 163.33
    sec-butanol 231.83
    n-hexane 79.2
    ethylene glycol 23.66
    NMP 1526.97
    cyclohexane 159.15
    DMSO 451.87
    n-butyl acetate 729.23
    n-octanol 137.03
    chloroform 2288.17
    n-propyl acetate 529.18
    acetic acid 124.52
    dichloromethane 2195.05
    cyclohexanone 1763.89
    propylene glycol 56.16
    isopropyl acetate 499.87
    DMAc 1214.07
    2-ethoxyethanol 217.79
    isopentanol 218.03
    n-heptane 50.47
    ethyl formate 439.48
    1,2-dichloroethane 1613.47
    n-hexanol 304.19
    2-methoxyethanol 320.23
    isobutyl acetate 368.57
    tetrachloromethane 319.2
    n-pentyl acetate 416.66
    transcutol 560.16
    n-heptanol 155.34
    ethylbenzene 478.13
    MIBK 454.56
    2-propoxyethanol 453.23
    tert-butanol 226.22
    MTBE 505.07
    2-butoxyethanol 270.98
    propionic acid 266.87
    o-xylene 548.99
    formic acid 28.41
    diethyl ether 585.58
    m-xylene 585.89
    p-xylene 626.39
    chlorobenzene 1056.19
    dimethyl carbonate 394.83
    n-octane 27.97
    formamide 93.53
    cyclopentanone 2393.43
    2-pentanone 846.67
    anisole 680.79
    cyclopentyl methyl ether 1006.91
    gamma-butyrolactone 2063.37
    1-methoxy-2-propanol 329.9
    pyridine 1613.41
    3-pentanone 871.41
    furfural 1274.43
    n-dodecane 17.35
    diethylene glycol 167.11
    diisopropyl ether 192.87
    tert-amyl alcohol 246.4
    acetylacetone 772.03
    n-hexadecane 22.06
    acetophenone 655.95
    methyl propionate 833.03
    isopentyl acetate 627.09
    trichloroethylene 3120.62
    n-nonanol 128.6
    cyclohexanol 359.7
    benzyl alcohol 382.57
    2-ethylhexanol 230.62
    isooctanol 141.59
    dipropyl ether 339.59
    1,2-dichlorobenzene 914.89
    ethyl lactate 196.26
    propylene carbonate 940.19
    n-methylformamide 511.01
    2-pentanol 182.79
    n-pentane 65.22
    1-propoxy-2-propanol 353.21
    1-methoxy-2-propyl acetate 579.34
    2-(2-methoxypropoxy) propanol 241.62
    mesitylene 329.53
    ε-caprolactone 1215.52
    p-cymene 246.0
    epichlorohydrin 2125.82
    1,1,1-trichloroethane 1464.94
    2-aminoethanol 73.65
    morpholine-4-carbaldehyde 1220.76
    sulfolane 1536.05
    2,2,4-trimethylpentane 40.22
    2-methyltetrahydrofuran 1456.26
    n-hexyl acetate 517.96
    isooctane 30.83
    2-(2-butoxyethoxy)ethanol 279.34
    sec-butyl acetate 377.92
    tert-butyl acetate 507.91
    decalin 91.66
    glycerin 62.99
    diglyme 638.28
    acrylic acid 213.51
    isopropyl myristate 195.02
    n-butyric acid 356.33
    acetyl acetate 411.21
    di(2-ethylhexyl) phthalate 170.87
    ethyl propionate 510.87
    nitromethane 555.36
    1,2-diethoxyethane 421.24
    benzonitrile 713.39
    trioctyl phosphate 129.87
    1-bromopropane 929.82
    gamma-valerolactone 1991.82
    n-decanol 96.29
    triethyl phosphate 210.87
    4-methyl-2-pentanol 130.23
    propionitrile 613.78
    vinylene carbonate 852.65
    1,1,2-trichlorotrifluoroethane 683.67
    DMS 548.54
    cumene 278.06
    2-octanol 127.11
    2-hexanone 545.82
    octyl acetate 244.93
    limonene 304.62
    1,2-dimethoxyethane 640.61
    ethyl orthosilicate 198.47
    tributyl phosphate 155.04
    diacetone alcohol 410.83
    N,N-dimethylaniline 457.19
    acrylonitrile 751.34
    aniline 645.99
    1,3-propanediol 116.65
    bromobenzene 1280.39
    dibromomethane 1416.14
    1,1,2,2-tetrachloroethane 2151.1
    2-methyl-cyclohexyl acetate 395.28
    tetrabutyl urea 221.05
    diisobutyl methanol 135.22
    2-phenylethanol 454.11
    styrene 552.14
    dioctyl adipate 262.91
    dimethyl sulfate 569.0
    ethyl butyrate 463.52
    methyl lactate 243.46
    butyl lactate 263.23
    diethyl carbonate 324.66
    propanediol butyl ether 192.41
    triethyl orthoformate 293.08
    p-tert-butyltoluene 241.31
    methyl 4-tert-butylbenzoate 412.05
    morpholine 1207.55
    tert-butylamine 172.88
    n-dodecanol 73.13
    dimethoxymethane 737.57
    ethylene carbonate 688.12
    cyrene 388.97
    2-ethoxyethyl acetate 513.47
    2-ethylhexyl acetate 556.79
    1,2,4-trichlorobenzene 1023.48
    4-methylpyridine 1689.89
    dibutyl ether 236.25
    2,6-dimethyl-4-heptanol 135.22
    DEF 987.1
    dimethyl isosorbide 655.28
    tetrachloroethylene 1087.03
    eugenol 359.88
    triacetin 409.48
    span 80 229.63
    1,4-butanediol 55.78
    1,1-dichloroethane 1483.16
    2-methyl-1-pentanol 182.78
    methyl formate 437.1
    2-methyl-1-butanol 233.44
    n-decane 32.92
    butyronitrile 546.54
    3,7-dimethyl-1-octanol 147.67
    1-chlorooctane 177.04
    1-chlorotetradecane 64.74
    n-nonane 32.61
    undecane 22.98
    tert-butylcyclohexane 79.24
    cyclooctane 61.24
    cyclopentanol 427.74
    tetrahydropyran 1365.11
    tert-amyl methyl ether 400.41
    2,5,8-trioxanonane 363.42
    1-hexene 274.88
    2-isopropoxyethanol 200.45
    2,2,2-trifluoroethanol 81.39
    methyl butyrate 672.72

    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