2,7-Dimethylnaphthalene

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  • Identifiers

    CAS number
    582-16-1

    Molecular formula
    C12H12

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

    Safety labels

  • Odor profile

    Fragrance
    Floral 69.61%
    Woody 58.68%
    Sweet 50.46%
    Green 42.91%
    Animal 38.7%
    Earthy 36.42%
    Phenolic 36.28%
    Oily 36.16%
    Leathery 34.43%
    Camphoreous 33.24%

     

    Flavor
    Plastic 40.19%
    Medicinal 30.69%
    Phenolic 30.41%
    Naphthyl 28.71%
    Camphor 24.0%
    Fecal 23.89%
    Guaiacol 23.44%
    Animal 21.69%
    Flat 21.33%
    Leather 21.28%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    4.3

    pKa est.
    7.87 (neutral)

    Molecular weight
    156.22 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    263°C

    Flash point

    • 108.52 ˚C est.

  • Synonyms

    • 2,7-DIMETHYLNAPHTHALENE
    • 582-16-1
    • Naphthalene, 2,7-dimethyl-
    • 2,7-DMN
    • UNII-ON63XH5BQ4
    • ON63XH5BQ4
    • EINECS 209-477-1
    • NSC 36851
    • NSC-36851
    • AI3-17610
    • DTXSID7060386
    • CHEBI:48632
    • RefChem:83433
    • DTXCID9042336
    • Naphthalene, 2,7-dimethyl-(8CI)
    • Naphthalene, 2,7-dimethyl-(8CI)(9CI)
    • 209-477-1
    • LRQYSMQNJLZKPS-UHFFFAOYSA-N
    • 2,7-dimethyl-naphthalene
    • MFCD00004121
    • CHEMBL195036
    • NSC36851
    • SCHEMBL425085
    • SCHEMBL593462
    • SCHEMBL666751
    • orb3023615
    • 2,7-Dimethylnaphthalene, 99%
    • SCHEMBL29399131
    • 2 pound not7-Dimethylnaphthalene
    • BDBM50159240
    • AKOS006221862
    • SB37788
    • DS-11890
    • SY049119
    • DB-020264
    • CS-0038993
    • D0752
    • NS00033885
    • ST45022229
    • F005541
    • Q27121295
    • 582-16-1

  • Applications

    2,7-Dimethylnaphthalene (CAS 582-16-1) is primarily used as an organic synthesis intermediate, supporting the production of dyes and other specialty industrial compounds; it also serves as a high-boiling solvent or co-solvent in coatings, paints, inks, and adhesive formulations; as a building block for specialty polymers and resin systems; and is employed in materials science and analytical chemistry research as a reference solvent or test formulation component.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 112.75
    methanol 42.6
    isopropanol 80.16
    water 0.03
    ethyl acetate 714.2
    n-propanol 120.67
    acetone 698.85
    n-butanol 133.63
    acetonitrile 317.29
    DMF 585.11
    toluene 821.88
    isobutanol 82.82
    1,4-dioxane 1286.24
    methyl acetate 542.67
    THF 2212.89
    2-butanone 705.18
    n-pentanol 100.32
    sec-butanol 100.85
    n-hexane 423.82
    ethylene glycol 6.91
    NMP 573.82
    cyclohexane 408.31
    DMSO 246.58
    n-butyl acetate 1470.05
    n-octanol 151.69
    chloroform 1036.39
    n-propyl acetate 509.57
    acetic acid 74.63
    dichloromethane 1504.33
    cyclohexanone 1187.45
    propylene glycol 13.54
    isopropyl acetate 408.82
    DMAc 429.02
    2-ethoxyethanol 108.93
    isopentanol 105.19
    n-heptane 789.37
    ethyl formate 361.74
    1,2-dichloroethane 1083.16
    n-hexanol 357.01
    2-methoxyethanol 149.22
    isobutyl acetate 371.5
    tetrachloromethane 223.01
    n-pentyl acetate 382.52
    transcutol 437.65
    n-heptanol 137.57
    ethylbenzene 509.4
    MIBK 347.05
    2-propoxyethanol 321.66
    tert-butanol 119.02
    MTBE 372.73
    2-butoxyethanol 146.22
    propionic acid 95.95
    o-xylene 382.15
    formic acid 6.3
    diethyl ether 878.84
    m-xylene 463.45
    p-xylene 569.3
    chlorobenzene 572.47
    dimethyl carbonate 228.65
    n-octane 191.49
    formamide 26.72
    cyclopentanone 1437.02
    2-pentanone 701.67
    anisole 571.49
    cyclopentyl methyl ether 1040.03
    gamma-butyrolactone 1153.0
    1-methoxy-2-propanol 125.49
    pyridine 1076.55
    3-pentanone 641.07
    furfural 557.06
    n-dodecane 94.02
    diethylene glycol 72.14
    diisopropyl ether 261.46
    tert-amyl alcohol 111.77
    acetylacetone 568.37
    n-hexadecane 112.9
    acetophenone 401.64
    methyl propionate 492.39
    isopentyl acetate 869.48
    trichloroethylene 1462.5
    n-nonanol 148.22
    cyclohexanol 188.73
    benzyl alcohol 166.58
    2-ethylhexanol 414.56
    isooctanol 110.92
    dipropyl ether 1575.88
    1,2-dichlorobenzene 433.57
    ethyl lactate 93.87
    propylene carbonate 553.61
    n-methylformamide 156.41
    2-pentanol 112.79
    n-pentane 196.41
    1-propoxy-2-propanol 322.51
    1-methoxy-2-propyl acetate 585.72
    2-(2-methoxypropoxy) propanol 168.22
    mesitylene 271.18
    ε-caprolactone 796.75
    p-cymene 385.17
    epichlorohydrin 1251.42
    1,1,1-trichloroethane 830.41
    2-aminoethanol 18.32
    morpholine-4-carbaldehyde 610.79
    sulfolane 646.23
    2,2,4-trimethylpentane 60.7
    2-methyltetrahydrofuran 1381.31
    n-hexyl acetate 488.39
    isooctane 55.45
    2-(2-butoxyethoxy)ethanol 214.3
    sec-butyl acetate 343.1
    tert-butyl acetate 396.84
    decalin 200.11
    glycerin 14.16
    diglyme 566.88
    acrylic acid 67.65
    isopropyl myristate 254.18
    n-butyric acid 203.66
    acetyl acetate 351.66
    di(2-ethylhexyl) phthalate 132.01
    ethyl propionate 482.9
    nitromethane 264.67
    1,2-diethoxyethane 846.54
    benzonitrile 341.0
    trioctyl phosphate 110.32
    1-bromopropane 844.51
    gamma-valerolactone 997.45
    n-decanol 125.28
    triethyl phosphate 240.65
    4-methyl-2-pentanol 73.14
    propionitrile 339.84
    vinylene carbonate 423.7
    1,1,2-trichlorotrifluoroethane 185.18
    DMS 385.34
    cumene 304.86
    2-octanol 114.05
    2-hexanone 553.48
    octyl acetate 281.52
    limonene 556.91
    1,2-dimethoxyethane 675.17
    ethyl orthosilicate 234.32
    tributyl phosphate 151.2
    diacetone alcohol 200.72
    N,N-dimethylaniline 384.93
    acrylonitrile 309.17
    aniline 269.03
    1,3-propanediol 43.38
    bromobenzene 798.87
    dibromomethane 1098.07
    1,1,2,2-tetrachloroethane 858.39
    2-methyl-cyclohexyl acetate 448.47
    tetrabutyl urea 226.53
    diisobutyl methanol 202.08
    2-phenylethanol 278.29
    styrene 559.73
    dioctyl adipate 289.83
    dimethyl sulfate 210.96
    ethyl butyrate 955.75
    methyl lactate 75.04
    butyl lactate 132.11
    diethyl carbonate 497.23
    propanediol butyl ether 77.02
    triethyl orthoformate 471.88
    p-tert-butyltoluene 335.18
    methyl 4-tert-butylbenzoate 283.32
    morpholine 998.49
    tert-butylamine 107.72
    n-dodecanol 112.09
    dimethoxymethane 566.21
    ethylene carbonate 409.91
    cyrene 169.62
    2-ethoxyethyl acetate 399.76
    2-ethylhexyl acetate 880.64
    1,2,4-trichlorobenzene 407.02
    4-methylpyridine 977.53
    dibutyl ether 739.07
    2,6-dimethyl-4-heptanol 202.08
    DEF 618.46
    dimethyl isosorbide 522.67
    tetrachloroethylene 522.6
    eugenol 185.42
    triacetin 296.19
    span 80 146.36
    1,4-butanediol 18.05
    1,1-dichloroethane 825.13
    2-methyl-1-pentanol 102.45
    methyl formate 174.91
    2-methyl-1-butanol 102.7
    n-decane 174.38
    butyronitrile 413.75
    3,7-dimethyl-1-octanol 155.7
    1-chlorooctane 367.84
    1-chlorotetradecane 158.76
    n-nonane 202.25
    undecane 124.9
    tert-butylcyclohexane 170.92
    cyclooctane 217.28
    cyclopentanol 194.31
    tetrahydropyran 1575.94
    tert-amyl methyl ether 317.97
    2,5,8-trioxanonane 339.93
    1-hexene 710.12
    2-isopropoxyethanol 107.84
    2,2,2-trifluoroethanol 25.67
    methyl butyrate 596.9

    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