2-Methyl-1-pentene

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  • Identifiers

    CAS number
    763-29-1

    Molecular formula
    C6H12

    SMILES
    CCCC(=C)C

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

  • Odor profile

    Herbal 49.22%
    Gassy 41.75%
    Citrus 41.22%
    Fresh 41.19%
    Fruity 38.58%
    Sweet 35.53%
    Lemon 32.69%
    Mint 31.5%
    Ethereal 30.9%
    Terpenic 30.27%

    Scent© AI

  • Properties

    XLogP3-AA
    3.0

    Molecular weight
    84.16 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Melting point expt.

    • -212.3 °F (USCG, 1999)

    Boiling point

    • 143.8 °F at 760 mmHg (USCG, 1999)

    Flash point est.
    -27.41 ˚C

    Flash point expt.

    • -15 °F (est.) (USCG, 1999)

  • Synonyms

    • 2-METHYL-1-PENTENE
    • 763-29-1
    • 2-Methylpent-1-ene
    • 2-Methylpentene
    • 4-Methyl-4-pentene
    • 1-Pentene, 2-methyl-
    • 2-Methyl-pentene-1
    • UNII-OKC25O38MC
    • EINECS 212-108-7
    • OKC25O38MC
    • NSC 73908
    • BRN 1340499
    • NSC-73908
    • 27236-46-0
    • C2H5CH2C(CH3)=CH2
    • CHEBI:141562
    • DTXSID901017356
    • 4-01-00-00841 (Beilstein Handbook Reference)
    • MFCD00009405
    • 2methylpentene
    • iso-hexene
    • 2Methyl1pentene
    • 2Methylpent1ene
    • 2Methylpentene1
    • 4Methyl4pentene
    • 2-methyl pentene-1
    • 1Methyl1propylethylene
    • 1-methyl-1-propylethylene
    • DTXCID5030795
    • WLN: 3Y1&U1
    • 2-Methyl-1-pentene, >=99%
    • NSC73908
    • AKOS009157871
    • 2-Methyl-1-pentene, analytical standard
    • DB-056048
    • M0245
    • NS00079384
    • D91296
    • EN300-256165
    • Q27285703

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 2345.76
    methanol 1837.86
    isopropanol 1670.24
    water 0.47
    ethyl acetate 1590.99
    n-propanol 1923.3
    acetone 1360.12
    n-butanol 2566.5
    acetonitrile 857.92
    DMF 626.96
    toluene 732.95
    isobutanol 1306.62
    1,4-dioxane 2094.81
    methyl acetate 1010.24
    THF 3950.97
    2-butanone 1441.02
    n-pentanol 1577.88
    sec-butanol 1865.13
    n-hexane 2363.55
    ethylene glycol 164.4
    NMP 865.57
    cyclohexane 1894.86
    DMSO 680.42
    n-butyl acetate 3618.67
    n-octanol 1111.83
    chloroform 1920.48
    n-propyl acetate 997.73
    acetic acid 927.36
    dichloromethane 1506.53
    cyclohexanone 1935.11
    propylene glycol 320.17
    isopropyl acetate 1028.79
    DMAc 566.77
    2-ethoxyethanol 939.7
    isopentanol 1899.68
    n-heptane 3357.94
    ethyl formate 662.18
    1,2-dichloroethane 922.81
    n-hexanol 4409.88
    2-methoxyethanol 1410.22
    isobutyl acetate 664.24
    tetrachloromethane 709.9
    n-pentyl acetate 1039.46
    transcutol 2673.03
    n-heptanol 1207.53
    ethylbenzene 366.03
    MIBK 861.41
    2-propoxyethanol 2812.88
    tert-butanol 2089.51
    MTBE 2331.54
    2-butoxyethanol 1106.0
    propionic acid 804.77
    o-xylene 415.57
    formic acid 186.91
    diethyl ether 3223.75
    m-xylene 493.45
    p-xylene 423.78
    chlorobenzene 599.32
    dimethyl carbonate 153.28
    n-octane 627.07
    formamide 152.34
    cyclopentanone 1537.25
    2-pentanone 1564.69
    anisole 500.23
    cyclopentyl methyl ether 2158.15
    gamma-butyrolactone 1144.2
    1-methoxy-2-propanol 1071.11
    pyridine 1042.71
    3-pentanone 1047.57
    furfural 717.66
    n-dodecane 273.8
    diethylene glycol 936.13
    diisopropyl ether 1124.92
    tert-amyl alcohol 1837.46
    acetylacetone 761.21
    n-hexadecane 297.6
    acetophenone 335.58
    methyl propionate 745.48
    isopentyl acetate 2405.88
    trichloroethylene 1159.84
    n-nonanol 972.27
    cyclohexanol 1842.36
    benzyl alcohol 358.3
    2-ethylhexanol 3056.33
    isooctanol 890.37
    dipropyl ether 3868.64
    1,2-dichlorobenzene 439.12
    ethyl lactate 252.54
    propylene carbonate 720.52
    n-methylformamide 392.62
    2-pentanol 1860.23
    n-pentane 1860.83
    1-propoxy-2-propanol 2881.72
    1-methoxy-2-propyl acetate 1423.63
    2-(2-methoxypropoxy) propanol 732.47
    mesitylene 325.08
    ε-caprolactone 1481.64
    p-cymene 576.04
    epichlorohydrin 1266.16
    1,1,1-trichloroethane 1193.26
    2-aminoethanol 479.18
    morpholine-4-carbaldehyde 903.08
    sulfolane 914.51
    2,2,4-trimethylpentane 530.65
    2-methyltetrahydrofuran 3555.71
    n-hexyl acetate 1383.6
    isooctane 435.54
    2-(2-butoxyethoxy)ethanol 1095.89
    sec-butyl acetate 706.49
    tert-butyl acetate 1064.86
    decalin 497.75
    glycerin 294.6
    diglyme 1508.01
    acrylic acid 419.64
    isopropyl myristate 538.56
    n-butyric acid 1681.38
    acetyl acetate 618.11
    di(2-ethylhexyl) phthalate 333.62
    ethyl propionate 703.47
    nitromethane 717.56
    1,2-diethoxyethane 2279.33
    benzonitrile 506.12
    trioctyl phosphate 327.47
    1-bromopropane 1817.11
    gamma-valerolactone 1371.16
    n-decanol 712.06
    triethyl phosphate 382.74
    4-methyl-2-pentanol 911.63
    propionitrile 991.22
    vinylene carbonate 454.45
    1,1,2-trichlorotrifluoroethane 681.22
    DMS 382.54
    cumene 259.95
    2-octanol 829.82
    2-hexanone 1266.33
    octyl acetate 692.67
    limonene 1405.82
    1,2-dimethoxyethane 1665.31
    ethyl orthosilicate 487.53
    tributyl phosphate 417.32
    diacetone alcohol 839.16
    N,N-dimethylaniline 316.38
    acrylonitrile 596.04
    aniline 633.48
    1,3-propanediol 822.33
    bromobenzene 630.49
    dibromomethane 1544.62
    1,1,2,2-tetrachloroethane 1002.78
    2-methyl-cyclohexyl acetate 995.43
    tetrabutyl urea 487.97
    diisobutyl methanol 1230.53
    2-phenylethanol 849.44
    styrene 421.4
    dioctyl adipate 516.14
    dimethyl sulfate 138.75
    ethyl butyrate 1686.25
    methyl lactate 231.9
    butyl lactate 567.18
    diethyl carbonate 651.35
    propanediol butyl ether 696.17
    triethyl orthoformate 1085.18
    p-tert-butyltoluene 565.25
    methyl 4-tert-butylbenzoate 426.61
    morpholine 2432.92
    tert-butylamine 1818.36
    n-dodecanol 548.25
    dimethoxymethane 752.64
    ethylene carbonate 510.12
    cyrene 354.35
    2-ethoxyethyl acetate 845.97
    2-ethylhexyl acetate 2181.03
    1,2,4-trichlorobenzene 461.44
    4-methylpyridine 1066.53
    dibutyl ether 2155.85
    2,6-dimethyl-4-heptanol 1230.53
    DEF 1119.94
    dimethyl isosorbide 954.23
    tetrachloroethylene 786.01
    eugenol 394.24
    triacetin 530.39
    span 80 880.08
    1,4-butanediol 298.86
    1,1-dichloroethane 1309.6
    2-methyl-1-pentanol 1280.82
    methyl formate 252.1
    2-methyl-1-butanol 1774.77
    n-decane 547.59
    butyronitrile 1762.32
    3,7-dimethyl-1-octanol 1205.36
    1-chlorooctane 931.58
    1-chlorotetradecane 352.08
    n-nonane 666.62
    undecane 362.6
    tert-butylcyclohexane 541.08
    cyclooctane 769.44
    cyclopentanol 1408.72
    tetrahydropyran 3723.25
    tert-amyl methyl ether 1776.78
    2,5,8-trioxanonane 932.58
    1-hexene 2970.25
    2-isopropoxyethanol 764.52
    2,2,2-trifluoroethanol 158.81
    methyl butyrate 923.45

    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
Michelia champaca flower headspace (China) Michelia champaca L., fam. Magnoliaceae 0.16%
Lippia scaberrima (South Africa) 1b Lippia scaberrima Sond., fam. Verbenaceae (local: Beukesbossie) 0.01%