2-Pentene, 4,4-dimethyl-

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  • Identifiers

    CAS number
    26232-98-4

    Molecular formula
    C7H14

    SMILES
    CC=CC(C)(C)C

    Safety labels

    Flammable
    Flammable

    Health Hazard
    Health

  • Odor profile

    Herbal 49.18%
    Fresh 49.15%
    Green 48.65%
    Citrus 47.96%
    Woody 44.51%
    Gassy 35.64%
    Terpenic 34.58%
    Lemon 32.36%
    Camphoreous 31.41%
    Pine 31.32%

    Scent© AI

  • Properties

    XLogP3-AA
    3.0

    pKa est.
    9.95 (weak base)

    Molecular weight
    98.19 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Boiling point est.
    75°C

    Flash point est.
    -17.06 ˚C

  • Synonyms

    • 4,4-dimethylpent-2-ene
    • 2-Pentene, 4,4-dimethyl-
    • 26232-98-4
    • CH3CH=CHC(CH3)3
    • 4,4-Dimethyl-2-pentene
    • DTXSID5075078
    • CIS-1.1.1-TRIMETHYL-2-BUTENE
    • 1-methyl-2-t-butylethylene
    • DTXCID2037471

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 362.75
    methanol 328.7
    isopropanol 328.26
    water 0.83
    ethyl acetate 426.72
    n-propanol 370.75
    acetone 287.91
    n-butanol 538.47
    acetonitrile 193.58
    DMF 250.84
    toluene 379.23
    isobutanol 334.89
    1,4-dioxane 638.52
    methyl acetate 314.11
    THF 1136.88
    2-butanone 388.45
    n-pentanol 332.25
    sec-butanol 481.27
    n-hexane 1158.45
    ethylene glycol 60.73
    NMP 523.35
    cyclohexane 1002.48
    DMSO 174.73
    n-butyl acetate 792.99
    n-octanol 577.87
    chloroform 612.65
    n-propyl acetate 280.47
    acetic acid 216.94
    dichloromethane 412.16
    cyclohexanone 650.14
    propylene glycol 122.74
    isopropyl acetate 343.54
    DMAc 353.6
    2-ethoxyethanol 234.36
    isopentanol 503.59
    n-heptane 1704.74
    ethyl formate 175.29
    1,2-dichloroethane 295.23
    n-hexanol 1285.55
    2-methoxyethanol 367.71
    isobutyl acetate 255.06
    tetrachloromethane 268.92
    n-pentyl acetate 384.81
    transcutol 771.11
    n-heptanol 521.45
    ethylbenzene 258.1
    MIBK 348.83
    2-propoxyethanol 807.17
    tert-butanol 529.61
    MTBE 838.87
    2-butoxyethanol 405.73
    propionic acid 231.49
    o-xylene 312.79
    formic acid 56.8
    diethyl ether 849.67
    m-xylene 336.65
    p-xylene 289.87
    chlorobenzene 272.68
    dimethyl carbonate 108.5
    n-octane 438.13
    formamide 48.51
    cyclopentanone 568.36
    2-pentanone 442.62
    anisole 275.6
    cyclopentyl methyl ether 970.06
    gamma-butyrolactone 436.94
    1-methoxy-2-propanol 361.1
    pyridine 316.56
    3-pentanone 406.72
    furfural 285.33
    n-dodecane 245.45
    diethylene glycol 298.56
    diisopropyl ether 516.06
    tert-amyl alcohol 686.53
    acetylacetone 282.83
    n-hexadecane 261.72
    acetophenone 203.95
    methyl propionate 316.37
    isopentyl acetate 742.78
    trichloroethylene 405.68
    n-nonanol 522.11
    cyclohexanol 683.19
    benzyl alcohol 151.97
    2-ethylhexanol 1178.42
    isooctanol 434.11
    dipropyl ether 1312.28
    1,2-dichlorobenzene 237.55
    ethyl lactate 139.66
    propylene carbonate 334.09
    n-methylformamide 124.65
    2-pentanol 531.32
    n-pentane 819.3
    1-propoxy-2-propanol 882.16
    1-methoxy-2-propyl acetate 550.11
    2-(2-methoxypropoxy) propanol 418.65
    mesitylene 274.35
    ε-caprolactone 594.11
    p-cymene 377.95
    epichlorohydrin 422.3
    1,1,1-trichloroethane 465.35
    2-aminoethanol 139.86
    morpholine-4-carbaldehyde 418.29
    sulfolane 460.62
    2,2,4-trimethylpentane 426.67
    2-methyltetrahydrofuran 1159.81
    n-hexyl acetate 665.21
    isooctane 342.61
    2-(2-butoxyethoxy)ethanol 508.02
    sec-butyl acetate 272.03
    tert-butyl acetate 484.27
    decalin 428.58
    glycerin 135.12
    diglyme 632.39
    acrylic acid 143.8
    isopropyl myristate 364.2
    n-butyric acid 379.11
    acetyl acetate 237.5
    di(2-ethylhexyl) phthalate 221.9
    ethyl propionate 299.77
    nitromethane 191.49
    1,2-diethoxyethane 594.22
    benzonitrile 179.27
    trioctyl phosphate 225.36
    1-bromopropane 542.07
    gamma-valerolactone 523.0
    n-decanol 407.88
    triethyl phosphate 261.98
    4-methyl-2-pentanol 370.75
    propionitrile 255.94
    vinylene carbonate 219.48
    1,1,2-trichlorotrifluoroethane 284.0
    DMS 257.99
    cumene 220.94
    2-octanol 405.92
    2-hexanone 360.69
    octyl acetate 432.66
    limonene 775.1
    1,2-dimethoxyethane 440.84
    ethyl orthosilicate 302.42
    tributyl phosphate 257.44
    diacetone alcohol 389.62
    N,N-dimethylaniline 240.11
    acrylonitrile 174.13
    aniline 262.05
    1,3-propanediol 196.12
    bromobenzene 311.18
    dibromomethane 460.03
    1,1,2,2-tetrachloroethane 422.27
    2-methyl-cyclohexyl acetate 528.86
    tetrabutyl urea 326.34
    diisobutyl methanol 593.68
    2-phenylethanol 354.7
    styrene 240.88
    dioctyl adipate 334.3
    dimethyl sulfate 125.1
    ethyl butyrate 532.74
    methyl lactate 142.29
    butyl lactate 274.87
    diethyl carbonate 308.65
    propanediol butyl ether 329.16
    triethyl orthoformate 493.61
    p-tert-butyltoluene 403.63
    methyl 4-tert-butylbenzoate 352.06
    morpholine 687.53
    tert-butylamine 572.78
    n-dodecanol 333.38
    dimethoxymethane 303.06
    ethylene carbonate 227.31
    cyrene 239.02
    2-ethoxyethyl acetate 337.22
    2-ethylhexyl acetate 738.21
    1,2,4-trichlorobenzene 266.66
    4-methylpyridine 385.2
    dibutyl ether 865.08
    2,6-dimethyl-4-heptanol 593.68
    DEF 428.49
    dimethyl isosorbide 587.93
    tetrachloroethylene 307.89
    eugenol 265.32
    triacetin 349.4
    span 80 491.1
    1,4-butanediol 84.89
    1,1-dichloroethane 370.9
    2-methyl-1-pentanol 379.2
    methyl formate 97.44
    2-methyl-1-butanol 531.83
    n-decane 425.72
    butyronitrile 342.75
    3,7-dimethyl-1-octanol 622.3
    1-chlorooctane 587.84
    1-chlorotetradecane 273.59
    n-nonane 496.79
    undecane 306.9
    tert-butylcyclohexane 508.23
    cyclooctane 628.04
    cyclopentanol 494.93
    tetrahydropyran 1093.25
    tert-amyl methyl ether 862.75
    2,5,8-trioxanonane 489.49
    1-hexene 957.25
    2-isopropoxyethanol 240.1
    2,2,2-trifluoroethanol 69.54
    methyl butyrate 339.35

    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
Truffle, white (Italy) Tuber magnatum Pico, fam. Ascomycetae 0.5%